16 Best Internet Providers in Johnson County, IA
Find internet availability by address in Johnson County, IA
Jump to: Best Internet Provider | Availability Maps | Customer Reviews | Johnson County ISP Report Card | Business Internet in Johnson County
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Johnson County ISP Report Card | B+ |
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Download Speed for Most Households | 2,122 Mbps |
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Number of Internet Service Providers | 16 |
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Real Johnson County Customer Ratings | 16 |
This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.
This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.
Johnson County has 16 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Cable, Fiber, Fixed Wireless, and DSL internet are available in the county. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in Johnson County.
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Johnson County has 16 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Cable, Fiber, Fixed Wireless, and DSL internet are available in the county. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in Johnson County.
Compare Providers Ranked by Coverage, Speed, and Customer Ratings
Mediacom
Connection
Customer Rating
Cable
Centurylink
Connection
Customer Rating
Fiber
DSL
ImOn Communications
Connection
Customer Rating
Fiber
MetroNet
Connection
Customer Rating
Fiber
Above are the top 4 providers in Johnson County, IA for most people based on high speed internet coverage, speeds, and customer reviews. Click below to see all providers in your county.
Speed and technology may vary by address for all providers. Please note we may have a financial relationship with some of the providers above, which does not impact the customer ratings displayed. Customer ratings listed above are national ratings, local Johnson County ratings may vary and are shown below.
Who is the Best Internet Provider in Johnson County, IA?
South Slope is the best internet provider in Johnson County based on Iowa customer satisfaction ratings and reviews. Based on our extensive and unbiased survey, South Slope had the best reviews at the local, state, and national levels versus all available providers in Johnson County, making it a solid recommendation among providers with reviews. Unfortunately, South Slope is an option for 16.85% of the county.
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The chart and table below show average customer ratings from customers in Johnson County, Iowa, and customers throughout the country.
Top Rated Internet Providers in Johnson County
Local, State, and National Ratings for all Johnson County Internet Providers
| ISP / Tech Type | Johnson County Overall | Iowa Overall | National Overall | For Service | ||
|---|---|---|---|---|---|---|
| South Slope |  (8) | (10) | (11) | View Plans | ||
| Verizon | (1) | (4) | (723) | View Plans | ||
| Centurylink | (1) |  (10) | (163) | View Plans | ||
| ImOn Communications | (3) | (11) | (11) | View Plans | ||
| Mediacom | (3) | (20) | (84) | View Plans | ||
| MetroNet |  (0) | (2) | (38) | View Plans | ||
| US Cellular | (0) | (3) | (15) | View Plans | ||
| Windstream | (0) | (3) | (87) | View Plans | ||
| T-Mobile Home Internet | (0) | (4) | (284) | View Plans | ||
| AT&T | (0) | (1) | (924) | View Plans | ||
| Nextlink | (0) |  (1) | (14) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Quantum Fiber | (0) | (0) | (42) | View Plans | ||
| EarthLink | (0) | (0) | (12) | View Plans | ||
| Rise Broadband | (0) | (0) | (18) | View Plans | ||
| Viasat | (0) | (0) | (11) | View Plans | ||
| Cloudburst9 | (0) | (0) | (0) | View Plans | ||
| Sharon Telephone Company | (0) | (0) | (0) | View Plans |
Based on 70 reviews from Iowa internet customers, South Slope is the best internet service provider for Johnson County residents. South Slope was rated at an average of 4.50 out of 5 in our report for overall customer satisfaction. ImOn Communications wins for second-place in Iowa, with 4.00 out of 5 stars and 55.7% coverage in Johnson County.
At a national level, based on 2455 national reviews for any of the providers listed above, ImOn Communications is rated higher than any other provider, with a rating of 3.92 out of 5.
Which Providers are Available at my Home in Johnson County?
a different provider.
Internet Availability Key
Speeds and coverage vary within the county, and sometimes even from block to block. The map shows speeds per provider and where each provider is available.
Who is the Fastest Internet Provider in Johnson County?
According to unbiased feedback from real internet customers in the county, they reported being happiest with speeds provided by Verizon. On the other hand, based on data provided by the internet providers to the FCC, MetroNet should have faster speeds at a local level. While we typically put more weight on real-world customer ratings, we display both satisfaction and technical maximum information for customers to decide for themselves.
Data Reported to FCC by ISPs: Average Maximum Available in Johnson County
| ISP / Tech Type | Max Advertised Speed | ||
|---|---|---|---|
| MetroNet | 5,120 Mbps | ||
| Quantum Fiber | 2,000 Mbps | ||
| Nextlink | 1,000 Mbps | ||
| Sharon Telephone Company | 1,000 Mbps | ||
| Windstream | 1,000 Mbps | ||
| South Slope | 1,000 Mbps | ||
| ImOn Communications | 1,000 Mbps | ||
| Centurylink | 1,000 Mbps | ||
| Mediacom | 1,000 Mbps | ||
| Verizon | 300 Mbps | ||
| Rise Broadband | 100 Mbps | ||
| AT&T | 100 Mbps | ||
| EarthLink | 100 Mbps | ||
| T-Mobile Home Internet | 100 Mbps | ||
| US Cellular | 100 Mbps | ||
| Viasat | 100 Mbps | ||
| Cloudburst9 | 50 Mbps | ||
| HughesNet | 25 Mbps |
Customer Ratings for Internet Provider Speeds in Johnson County
| ISP / Tech Type | Johnson County Speed | Iowa Speed | National Speed | For Service | ||
|---|---|---|---|---|---|---|
| Verizon |  (1) | (4) | (723) | View Plans | ||
| South Slope | (8) | (10) | (11) | View Plans | ||
| Mediacom | (3) | (20) | (84) | View Plans | ||
| ImOn Communications | (3) | (11) | (11) | View Plans | ||
| Centurylink | (1) | (10) | (163) | View Plans | ||
| MetroNet | (0) | (2) | (38) | View Plans | ||
| Windstream | (0) | (3) | (87) | View Plans | ||
| US Cellular | (0) | (3) | (15) | View Plans | ||
| T-Mobile Home Internet | (0) | (4) | (284) | View Plans | ||
| AT&T | (0) | (1) | (924) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Nextlink | (0) |  (1) | (14) | View Plans | ||
| Quantum Fiber | (0) | (0) | (42) | View Plans | ||
| Rise Broadband | (0) | (0) | (18) | View Plans | ||
| EarthLink | (0) | (0) | (12) | View Plans | ||
| Viasat | (0) | (0) |  (11) | View Plans | ||
| Cloudburst9 | (0) | (0) | (0) | View Plans | ||
| Sharon Telephone Company | (0) | (0) | (0) | View Plans |
Based on data reported by Johnson County ISPs to the FCC, the fastest speeds in the county are available through MetroNet. The company offers speeds up to 5,120 Mbps in Johnson County. Therefore, the average customer can get up to 5,120 Mbps if they're willing to purchase the fastest subscription tier available at their homes.
Additionally, actual customers in the county rated their satisfaction with internet speed highest with Verizon. This indicates Verizon reliably delivers speeds expected by the customer based on the plan they are paying for.
Who is the Cheapest Internet Provider in Johnson County?
Iowa customers rate Centurylink as the cheapest internet service provider in state. Data comes from customers in the state rating their satisfaction with pricing. This feedback is valuable because it considers price changes and whether the speeds paid for are worth it.
Centurylink received a local rating of 4.00 out of 5, which is lower than the average across all internet providers in the country. South Slope is rated in second place for affordability by the company’s Johnson County customers with an average price rating of 3.75 out of 5.
The chart and graph below show how customers in Johnson County, Iowa, and the United States rated the affordability of their internet service.
Rated Affordability in Johnson County
| ISP / Tech Type | Johnson County Affordability | Iowa Affordability | National Affordability | For Service | ||
|---|---|---|---|---|---|---|
| Centurylink | (1) | (10) | (163) | View Plans | ||
| South Slope | (8) | (10) | (11) | View Plans | ||
| ImOn Communications | (3) | (11) | (11) | View Plans | ||
| Verizon | (1) | (4) | (723) | View Plans | ||
| Mediacom | (3) | (20) | (84) | View Plans | ||
| MetroNet | (0) | (2) | (38) | View Plans | ||
| US Cellular | (0) | (3) | (15) | View Plans | ||
| T-Mobile Home Internet | (0) | (4) | (284) | View Plans | ||
| Windstream | (0) | (3) | (87) | View Plans | ||
| AT&T | (0) | (1) | (924) | View Plans | ||
| Nextlink | (0) | (1) | (14) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Quantum Fiber | (0) | (0) | (42) | View Plans | ||
| Rise Broadband | (0) | (0) | (18) | View Plans | ||
| EarthLink | (0) | (0) | (12) | View Plans | ||
| Viasat | (0) | (0) | (11) | View Plans | ||
| Cloudburst9 | (0) | (0) | (0) | View Plans | ||
| Sharon Telephone Company | (0) | (0) | (0) | View Plans |
Johnson County Internet Health Assessment
ISP Reports evaluates the technological infrastructure across the United States. This includes assessing a grade for ISP providers and infrastructure in the county and setting an index number for the digital connectivity of its residents. You can view the ISP Report Card and the Digital Connectivity Index for Johnson County below, including the metrics used and how Johnson County compares to the rest of Iowa and nation.
| Metric
(hover for details)
|
Johnson County | Iowa | USA | ||
|---|---|---|---|---|---|
| Fiber Availability Percent The percentage of households in Johnson County that have a Fiber internet connection available to their home. | 74.25% | 78.64% | 67.25% | ||
| Average Download SpeedThe maximum download speed most households can get on average. This is measured by availability in a block group and weighted by the population in that area. | 2,122 Mbps | 2,759 Mbps | 3,293 Mbps | ||
| Provider CountThe number of providers available for most people. This is a weighted average by block rather than a total for Johnson County. | 7.6 | 7.3 | 6.8 |
| Average Household SizeA larger household size in a county indicates that there will be a greater need for bandwidth due to simultaneous usage, multiple devices, and network congestion. | 2.4 | 2.4 | 2.7 | ||
| Work From Home PercentA higher percent of the population working from home indicates bandwidth requirements being more widely needed rather than consolidated to commercial portions of the city. | 13% | 11% | 14% | ||
| Households with DevicesA higher percentage of households with computing devices in the home indicates a higher level of infrastructure needed to support those households. | 97% | 94% | 95% | ||
| Households with InternetA higher percentage of households with internet indicates a higher need for usage and connectivity in people’s daily lives. | 90% | 88% | 90% | ||
| Households with BroadbandA higher percentage of households with a broadband connection (defined as speeds above 25 Mbps) indicates heavier usage needs within these households. | 80% | 71% | 75% | ||
| Broadband Usage vs. AvailabilityThis measures what percentage of households who have a broadband connection to their home actually have an active subscription to that service. | 83% | 71% | 76% |
Our demographic data is sourced from the latest 5-year release of the American Community Survey by the US Census Bureau.
Johnson County ISP Report Card & Digital Connectivity Index
The ISP Report Card in Johnson County is B+, which is much better than other counties. The local demand for broadband internet connectivity in Johnson County is high with a score of 68 / 100 in our Digital Connectivity Index. This means that internet service providers operating in Johnson County have done a good job meeting the needs of its residents.
The Johnson County ISP Report Card evaluates the county on availability and speed metrics compared to other counties in the United States. ISP Infrastructure can vary greatly and on its own isn’t a perfect measure of what a county needs. Please see our ISP Report Card along with the Digital Connectivity Index above to evaluate how well the connectivity demand is met by the existing infrastructure.
90% of Johnson County households have an internet connection despite having 96.04% availability. 80% of households have fiber, cable, or DSL, 6% have satellite, 0% are still on dial-up, and 5% of households have internet but don’t pay for a subscription because it’s subsidized by the Affordable Connectivity Program.
As you can see in the table above, while 80% of households have a broadband connection such as fiber, cable or DSL available to their home, 83% subscribe to it. A very large amount of Johnson County residents are taking advantage of the available internet infrastructure.
For more details, please visit our ISP Report Card and Digital Connectivity Index pages.
How do Neighboring Counties Compare to Johnson County?
- ISP Report Card: B-
- Digital Connectivity Index: 53 / 100
- ISP Report Card: B-
- Digital Connectivity Index: 49 / 100
- ISP Report Card: A-
- Digital Connectivity Index: 61 / 100
- ISP Report Card: B
- Digital Connectivity Index: 45 / 100
- ISP Report Card: B-
- Digital Connectivity Index: 58 / 100
- ISP Report Card: C+
- Digital Connectivity Index: 38 / 100
- ISP Report Card: A-
- Digital Connectivity Index: 68 / 100
- ISP Report Card: A-
- Digital Connectivity Index: 74 / 100
- ISP Report Card: C
- Digital Connectivity Index: 45 / 100
How Much Speed does a Johnson County Household Need?
Higher speed is typically preferred, but that comes at a higher price. The average size of a household in Johnson County is 2.4, which is smaller than the Iowa average of 2.4 and smaller than the national average of 2.7. Johnson County's average household income is $87,005 which is higher than the Iowa average of $80,609 and higher than the national average of $90,606. Homes with fewer people living in them and with higher incomes tend to indicate a fairly average device usage pattern.
Johnson County also has 28% of its population enrolled in school between the 6th grade and college level, this is higher than the Iowa average of 16%. Additionally, 13% of residents work from home, which is higher than the 11% of residents in Iowa who work from home. This and other factors you can see above show us that the community of Johnson County has a high need for internet connectivity and speeds.
Compared to the rest of the country, Johnson County households are more technology-engaged. 97% of households have some sort of computing device, 91% have desktops or laptops in the home, and 94% have smartphones. To see what speeds you are currently getting, please visit our internet speed test tool.
Which Fiber Internet Providers are Available in Johnson County?
ImOn Communications Fiber in Johnson County, IA
Availability:
55.7%
Customer Rating:
(9)
Avg. Download Speed
1,000 Mbps
ImOn Communications offers Fiber service to 55.7% of Johnson County homes. Across the county, ImOn Communications Fiber is the only type of service available from the company, with speeds up to 1,000 Mbps
MetroNet Fiber in Johnson County, IA
Availability:
25.8%
Customer Rating:
(39)
Avg. Download Speed
5,120 Mbps
MetroNet offers Fiber service to 25.8% of Johnson County homes. Across the county, MetroNet Fiber is the only type of service available from the company, with speeds up to 5,120 Mbps
South Slope Fiber in Johnson County, IA
Availability:
16.9%
Customer Rating:
(10)
Avg. Download Speed
1,000 Mbps
South Slope offers Fiber service to 16.9% of Johnson County homes. Across the county, South Slope Fiber is the only type of service available from the company, with speeds up to 1,000 Mbps
Centurylink Fiber in Johnson County, IA
Availability:
7.0%
Customer Rating:
(60)
Avg. Download Speed
962 Mbps
Centurylink offers Fiber service to 7.0% of Johnson County homes. Across the county, Centurylink Fiber has speeds up to 962 Mbps, with speeds from 100 Mpbs up to 1,000 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 100 and as high as 1,000, with an average of 842 Mbps throughout the county. Centurylink Fiber is rated higher than other types of internet service available in Johnson County from Centurylink in terms of customer satisfaction.
Quantum Fiber in Johnson County, IA
Availability:
6.5%
Customer Rating:
(47)
Avg. Download Speed
1,518 Mbps
Quantum Fiber offers Fiber service to 6.5% of Johnson County homes. Across the county, Quantum Fiber is the only type of service available from the company, with speeds up to 1,518 Mbps, with speeds from 940 Mpbs up to 2,000 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 940 and as high as 1,000, with an average of 973 Mbps throughout the county.
Sharon Telephone Company Fiber in Johnson County, IA
Availability:
3.6%
Customer Rating:
(0)
Avg. Download Speed
1,000 Mbps
Sharon Telephone Company offers Fiber service to 3.6% of Johnson County homes. Across the county, Sharon Telephone Company Fiber is the only type of service available from the company, with speeds up to 1,000 Mbps
Windstream Fiber in Johnson County, IA
Availability:
1.4%
Customer Rating:
(40)
Avg. Download Speed
1,000 Mbps
Windstream offers Fiber service to 1.4% of Johnson County homes. Across the county, Windstream Fiber has speeds up to 1,000 Mbps
Which Cable Internet Providers are Available in Johnson County?
Mediacom Cable in Johnson County, IA
Availability:
89.1%
Customer Rating:
(71)
Avg. Download Speed
1,000 Mbps
Mediacom offers Cable service to 89.1% of Johnson County homes. Across the county, Mediacom Cable is the only type of service available from the company, with speeds up to 1,000 Mbps
Which DSL Internet Providers are Available in Johnson County?
Centurylink DSL in Johnson County, IA
Availability:
63.4%
Customer Rating:
(101)
Avg. Download Speed
70 Mbps
Centurylink offers DSL service to 63.4% of Johnson County homes. Across the county, Centurylink DSL has speeds up to 70 Mbps, with speeds from 10 Mpbs up to 140 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 100, with an average of 9.2 Mbps throughout the county. Centurylink DSL is rated lower than other types of internet service available in Johnson County from Centurylink in terms of customer satisfaction.
Windstream DSL in Johnson County, IA
Availability:
8.1%
Customer Rating:
(50)
Avg. Download Speed
85 Mbps
Windstream offers DSL service to 8.1% of Johnson County homes. Across the county, Windstream DSL has speeds up to 85 Mbps, with speeds from 10 Mpbs up to 200 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 52, with an average of 25 Mbps throughout the county. Windstream DSL is rated lower than other types of internet service available in Johnson County from Windstream in terms of customer satisfaction.
Which Fixed Wireless and LTE Internet Providers are Available in Johnson County?
US Cellular Fixed Wireless in Johnson County, IA
Availability:
95.9%
Customer Rating:
(0)
Avg. Download Speed
49 Mbps
US Cellular offers Fixed Wireless service to 95.9% of Johnson County homes. Across the county, US Cellular Fixed Wireless is the only type of service available from the company, with speeds up to 49 Mbps, with speeds from 10 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 20, with an average of 8.6 Mbps throughout the county.
T-Mobile Home Internet Fixed Wireless in Johnson County, IA
Availability:
92.3%
Customer Rating:
(0)
Avg. Download Speed
61 Mbps
T-Mobile Home Internet offers Fixed Wireless service to 92.3% of Johnson County homes. Across the county, T-Mobile Home Internet Fixed Wireless is the only type of service available from the company, with speeds up to 61 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 11 Mbps throughout the county.
EarthLink Fixed Wireless in Johnson County, IA
Availability:
67.6%
Customer Rating:
(0)
Avg. Download Speed
39 Mbps
EarthLink offers Fixed Wireless service to 67.6% of Johnson County homes. Across the county, EarthLink Fixed Wireless is the only type of service available from the company, with speeds up to 39 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 6.2 Mbps throughout the county.
AT&T Fixed Wireless in Johnson County, IA
Availability:
67.6%
Customer Rating:
(0)
Avg. Download Speed
39 Mbps
AT&T offers Fixed Wireless service to 67.6% of Johnson County homes. Across the county, AT&T Fixed Wireless is the only type of service available from the company, with speeds up to 39 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 6.2 Mbps throughout the county.
Verizon Fixed Wireless in Johnson County, IA
Availability:
65.0%
Customer Rating:
(0)
Avg. Download Speed
300 Mbps
Verizon offers Fixed Wireless service to 65.0% of Johnson County homes. Across the county, Verizon Fixed Wireless is the only type of service available from the company, with speeds up to 300 Mbps
Rise Broadband Fixed Wireless in Johnson County, IA
Availability:
53.8%
Customer Rating:
(0)
Avg. Download Speed
61 Mbps
Rise Broadband offers Fixed Wireless service to 53.8% of Johnson County homes. Across the county, Rise Broadband Fixed Wireless is the only type of service available from the company, with speeds up to 61 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 5.0 and as high as 20, with an average of 12 Mbps throughout the county.
Windstream Fixed Wireless in Johnson County, IA
Availability:
3.7%
Customer Rating:
(0)
Avg. Download Speed
77 Mbps
Windstream offers Fixed Wireless service to 3.7% of Johnson County homes. Across the county, Windstream Fixed Wireless has speeds up to 77 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 4.0 and as high as 10, with an average of 8.7 Mbps throughout the county.
Nextlink Fixed Wireless in Johnson County, IA
Availability:
1.2%
Customer Rating:
(0)
Avg. Download Speed
272 Mbps
Nextlink offers Fixed Wireless service to 1.2% of Johnson County homes. Across the county, Nextlink Fixed Wireless is the only type of service available from the company, with speeds up to 272 Mbps, with speeds from 100 Mpbs up to 1,000 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 20 and as high as 1,000, with an average of 137 Mbps throughout the county.
Cloudburst9 Fixed Wireless in Johnson County, IA
Availability:
1.1%
Customer Rating:
(0)
Avg. Download Speed
34 Mbps
Cloudburst9 offers Fixed Wireless service to 1.1% of Johnson County homes. Across the county, Cloudburst9 Fixed Wireless is the only type of service available from the company, with speeds up to 34 Mbps, with speeds from 25 Mpbs up to 50 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 5.0 and as high as 10, with an average of 6.9 Mbps throughout the county.
Which ISP Should You Choose in Johnson County?
The right ISP for you depends upon your needs, but in general we can make the following suggestions:
- The best all-around internet service provider in Johnson County is South Slope.
- The fastest internet provider should be MetroNet. Considering speed for the money and reliability in speeds, Verizon may be a better choice based on real-world local customer feedback.
- The most affordable internet provider in Johnson County is Centurylink.
- Viasat, US Cellular, and HughesNet has the broadest coverage in Johnson County, and is most likely to cover your home. To find out exactly what's available at your home, please use our address search tool.
How does Johnson County compare to other cities with a similar population?
To see how Johnson County stacks up on the national level, it's useful to look at some other cities with similarly sized populations. Below you can see a list of these cities and how they compare to Johnson County's B+ ISP Report Card and 68 / 100 Digital Connectivity Index.
- ISP Report Card: C+
- Digital Connectivity Index: 54 / 100
- ISP Report Card: A-
- Digital Connectivity Index: 67 / 100
- ISP Report Card: D+
- Digital Connectivity Index: 67 / 100
- ISP Report Card: C+
- Digital Connectivity Index: 55 / 100
- ISP Report Card: B-
- Digital Connectivity Index: 58 / 100
- ISP Report Card: B
- Digital Connectivity Index: 71 / 100
- ISP Report Card: C+
- Digital Connectivity Index: 51 / 100
- ISP Report Card: B
- Digital Connectivity Index: 92 / 100
- ISP Report Card: B
- Digital Connectivity Index: 54 / 100