Best Internet Providers in Decatur County, IA
All 8 providers, ranked by coverage, speed and customer ratings
Find internet availability by address in Decatur County, IA
Decatur County has 8 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Cable, Fiber, DSL, and Fixed Wireless 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 Decatur County.
Ranks compare Decatur County with the 99 Iowa counties.
The Best Internet in Decatur County, IA at a Glance
Decatur County Internet Providers, Ranked by Coverage, Speed and Customer Ratings
GRM Networks
Connection
Customer Rating
Fiber
Mediacom
Connection
Customer Rating
Fiber
Cable
EarthLink
Connection
Customer Rating
Fixed Wireless
Providers with less than 1% coverage in this county are excluded from the list. To see if one of these providers is available at your home, please use the address search above.
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 Decatur County ratings may vary and are shown below.
Who is the Best Internet Provider in Decatur County, IA?
T-Mobile Home Internet is the best internet provider in Decatur County based on Iowa customer satisfaction ratings and reviews. Based on our extensive and unbiased survey, T-Mobile Home Internet had the best reviews at the local, state, and national levels versus all available providers in Decatur County, making it a solid recommendation among providers with reviews. T-Mobile Home Internet is an option for 65.93% of the county.
Click here to get T-Mobile Home Internet
or call 1-833-601-2935
Which Providers are Available at my Home in Decatur County?
Coverage changes block by block. Pick a provider and a technology to see where its service reaches: the darker the area, the larger the share of homes it covers. For your exact address, use the address search above.
Coverage map for each provider in Decatur County
- GRM Networks - fiber coverage map
- Mediacom - cable coverage map
- Verizon - fixed wireless coverage map
- T-Mobile Home Internet - fixed wireless coverage map
- Mediacom - fiber coverage map
- Nextlink - fixed wireless coverage map
- BST Wifi - fixed wireless coverage map
- AT&T - fixed wireless coverage map
- EarthLink - fixed wireless coverage map
How Decatur County Compares to the Rest of Iowa
Decatur County's report card score is tied 81st of 99 and its connectivity index is tied 60th of 99.
| Measure | Decatur County | Rank among Iowa counties | Iowa | US | Leader |
|---|---|---|---|---|---|
| ISP Report Card inputs: what providers offer here | |||||
| Fiber availability | 94.1% | 24th of 99 | 84.3% | 71.5% | Worth County (100.0%) |
| Average top speed | 999 Mbps | Tied 76th of 99 | 3,256 Mbps | 3,486 Mbps | Black Hawk County (7,750 Mbps) |
| Providers at a typical address | 3.4 | 95th of 99 | 6.8 | 7.1 | Dallas County (8.6) |
| Connectivity index inputs: how much households need and use the internet | |||||
| People per household | 2.4 | Tied 26th of 99 | 2.4 | 2.7 | Davis County (2.9) |
| Workers who work from home | 6% | Tied 86th of 99 | 12% | 15% | Dallas County and Jefferson County (21%) |
| Homes with a computer, tablet or phone | 91% | Tied 72nd of 99 | 95% | 96% | Dallas County and Story County (98%) |
| Homes with internet | 84% | Tied 89th of 99 | 89% | 91% | Bremer County and Buena Vista County and 3 more (93%) |
| Homes on fiber, cable or DSL | 68% | Tied 40th of 99 | 72% | 76% | Johnson County and Linn County (79%) |
| More about the households here | |||||
| Homes with a desktop or laptop | 72% | Tied 66th of 99 | 78% | 81% | Story County (90%) |
| Median household income | $61,016 | 93rd of 99 | $82,468 | $93,246 | Dallas County ($117,487) |
| Residents in school (6th grade to college) | 20% | 4th of 99 | 16% | 16% | Story County (36%) |
Fiber reaches 94.1% of homes in Decatur County, against 84.3% across Iowa. Households in Decatur County are smaller than the US average (2.4 people against 2.7); 6% of workers work from home (US 15%); and the median household income is $61,016 (US $93,246).
Our demographic data is sourced from the latest 5-year release of the American Community Survey by the US Census Bureau.
How Decatur County Compares to Its Neighbors
Decatur County has 7 neighbors, 2 of them in Missouri. Among them, Mercer County, MO has the most homes with fiber (99.1%) and Ringgold County the fewest (7.3%); Decatur County has 94.1%.
Map of Decatur County and its neighbors by ISP Report Card grade
Hover over or tap a county for its numbers, and click through to its page.
Decatur County and its neighbors
| County | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|---|---|---|---|---|---|
| Decatur County (this page) | 7,645 | 94.1% | 999 Mbps | 3.4 | C | 40/100 |
| Union County | 12,138 | 54.4% | 2,358 Mbps | 5.5 | C+ | 35/100 |
| Clarke County | 9,748 | 67.2% | 1,431 Mbps | 4 | C | 44/100 |
| Lucas County | 8,634 | 40.6% | 1,007 Mbps | 4.9 | C- | 20/100 |
| Harrison County, MO | 8,157 | 98.1% | 995 Mbps | 3.3 | C | 38/100 |
| Wayne County | 6,497 | 82.2% | 841 Mbps | 3.5 | C- | 26/100 |
| Ringgold County | 4,663 | 7.3% | 883 Mbps | 4.5 | D+ | 36/100 |
| Mercer County, MO | 3,538 | 99.1% | 1,000 Mbps | 3.1 | C+ | 46/100 |
Internet in Decatur County by City and ZIP Code
Each row links to that place’s page.
Cities and towns in Decatur County
| City or town | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|---|---|---|---|---|---|
| Lamoni | 2,465 | 83.0% | 1,000 Mbps | 6.2 | C+ | 53/100 |
| Leon | 2,250 | 100.0% | 1,000 Mbps | 2.4 | C+ | 28/100 |
| Davis City | 488 | 100.0% | 1,000 Mbps | 3.5 | C+ | 39/100 |
| Grand River | 478 | 98.3% | 1,000 Mbps | 2.1 | C | 39/100 |
| Van Wert | 449 | 94.7% | 986 Mbps | 2.2 | C- | 45/100 |
| Garden Grove | 389 | 100.0% | 1,000 Mbps | 2 | C | 43/100 |
| Decatur City | 229 | 95.2% | 1,000 Mbps | 2.8 | C | 38/100 |
| Decatur | 203 | 100.0% | 1,000 Mbps | 2.3 | C | 37/100 |
| Pleasanton | 171 | 100.0% | 1,000 Mbps | 1.2 | C | 39/100 |
| Woodland | 167 | 100.0% | 1,000 Mbps | 1.4 | C | 41/100 |
| High Point | 154 | 100.0% | 1,000 Mbps | 1.6 | C | 42/100 |
ZIP codes in Decatur County
| ZIP code | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|---|---|---|---|---|---|
| 50144 (Leon) | 2,702 | 100.0% | 1,000 Mbps | 2.3 | C+ | 30/100 |
| 50140 (Lamoni) | 2,525 | 83.2% | 997 Mbps | 6.1 | C+ | 52/100 |
| 50065 (Davis City) | 555 | 100.0% | 1,000 Mbps | 2.9 | C+ | 39/100 |
| 50264 (Weldon) | 458 | 99.3% | 994 Mbps | 2.1 | C | 37/100 |
| 50108 (Grand River) | 440 | 97.3% | 1,000 Mbps | 1.9 | C | 38/100 |
| 50103 (Garden Grove) | 431 | 100.0% | 1,000 Mbps | 2 | C | 43/100 |
| 50262 (Van Wert) | 406 | 100.0% | 1,000 Mbps | 2 | C | 44/100 |
| 50067 (Decatur City) | 273 | 97.1% | 1,000 Mbps | 2.8 | C | 38/100 |
Who is the Fastest Internet Provider in Decatur County?
According to unbiased feedback from real internet customers, they reported being happiest with speeds provided by T-Mobile Home Internet. On the other hand, based on data provided by the internet providers to the FCC, GRM Networks and Mediacom 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 Decatur County
| GRM Networks | 1,000 |
|---|---|
| Mediacom | 1,000 |
| Nextlink | 1,000 |
| Verizon | 300 |
| Viasat | 100 |
| T-Mobile Home Internet | 100 |
| AT&T | 100 |
| EarthLink | 100 |
| BST Wifi | 100 |
| HughesNet | 25 |
How fast is your internet?
Test your connection here and see it next to the speeds providers advertise in Decatur County. It takes about 20 seconds and, on a fast line, can move a few hundred MB of data.
Customer Ratings for Decatur County Internet Providers
Based on 34 reviews from Iowa internet customers, T-Mobile Home Internet is the best internet service provider for Decatur County residents. T-Mobile Home Internet was rated at an average of 4.40 out of 5 in our report for overall customer satisfaction. Verizon wins for second-place in Iowa, with 4.50 out of 5 stars and 32.4% coverage in Decatur County.
At a national level, based on 2337 national reviews for any of the providers listed above, T-Mobile Home Internet is rated higher than any other provider, with a rating of 4.02 out of 5.
Local, State, and National Ratings for all Decatur County Internet Providers
The table below shows average customer ratings from customers in Decatur County, Iowa, and customers throughout the country.
| ISP / Tech Type | Decatur County Overall | Iowa Overall | National Overall | For Service | ||
|---|---|---|---|---|---|---|
| T-Mobile Home Internet |  (0) |  (5) |  (342) | View Plans | ||
| Verizon | (0) | (4) | (816) | View Plans | ||
| GRM Networks | (0) | (1) | (1) | View Plans | ||
| AT&T | (0) | (1) | (1051) | View Plans | ||
| Nextlink | (0) |  (1) | (19) | View Plans | ||
| Mediacom | (0) | (22) | (93) | View Plans | ||
| HughesNet | (0) | (0) |  (25) | View Plans | ||
| EarthLink | (0) | (0) | (15) | View Plans | ||
| Viasat | (0) | (0) |  (12) | View Plans | ||
| BST Wifi | (0) | (0) | (0) | View Plans |
Customer Ratings for Internet Provider Speeds in Decatur County
Based on data reported by Decatur County ISPs to the FCC, the fastest speeds in the county are available through GRM Networks and Mediacom. These internet providers offer speeds up to 1,000 Mbps in Decatur County. Therefore, the average customer can get up to 1,000 Mbps if they’re willing to purchase the fastest subscription tier available at their homes.
However, actual customers rated their satisfaction with internet speed highest with T-Mobile Home Internet. This indicates T-Mobile Home Internet reliably delivers speeds expected by the customer based on the plan they are paying for.
| ISP / Tech Type | Decatur County Speed | Iowa Speed | National Speed | For Service | ||
|---|---|---|---|---|---|---|
| T-Mobile Home Internet | (0) | (5) | (342) | View Plans | ||
| Verizon | (0) | (4) | (816) | View Plans | ||
| AT&T | (0) | (1) | (1051) | View Plans | ||
| GRM Networks | (0) | (1) | (1) | View Plans | ||
| Mediacom | (0) | (22) | (93) | View Plans | ||
| Nextlink | (0) |  (1) | (19) | View Plans | ||
| HughesNet | (0) | (0) | (25) | View Plans | ||
| EarthLink | (0) | (0) | (15) | View Plans | ||
| Viasat | (0) | (0) | (12) | View Plans | ||
| BST Wifi | (0) | (0) | (0) | View Plans |
Who is the Cheapest Internet Provider in Decatur County?
Of the providers in Decatur County, customers rate T-Mobile Home Internet the best for price. Data comes from customers rating their satisfaction with pricing: in Decatur County where enough of them have reviewed a provider, otherwise across Iowa or the country. This feedback is valuable because it considers price changes and whether the speeds paid for are worth it.
T-Mobile Home Internet is rated 4.00 out of 5 for price, which is higher than the average across all internet providers in the country. GRM Networks is rated second for affordability, with an average price rating of 5.00 out of 5.
The table below shows how customers in Decatur County, Iowa, and the United States rated the affordability of their internet service.
Rated Affordability in Decatur County
| ISP / Tech Type | Decatur County Affordability | Iowa Affordability | National Affordability | For Service | ||
|---|---|---|---|---|---|---|
| T-Mobile Home Internet | (0) | (5) | (342) | View Plans | ||
| GRM Networks | (0) | (1) | (1) | View Plans | ||
| Verizon | (0) | (4) | (816) | View Plans | ||
| AT&T | (0) | (1) | (1051) | View Plans | ||
| Nextlink | (0) | (1) | (19) | View Plans | ||
| Mediacom | (0) | (22) | (93) | View Plans | ||
| HughesNet | (0) | (0) | (25) | View Plans | ||
| EarthLink | (0) | (0) | (15) | View Plans | ||
| Viasat | (0) | (0) | (12) | View Plans | ||
| BST Wifi | (0) | (0) | (0) | View Plans |
Fiber, 5G, Cable and DSL Internet in Decatur County
Which Fiber Internet Providers are Available in Decatur County?
GRM Networks Fiber in Decatur County, IA
Availability:
94.1%
Customer Rating:
(1)
Avg. Download Speed
1,000 Mbps
GRM Networks offers Fiber service to 94.1% of Decatur County homes. Across the county, GRM Networks Fiber is the only type of service available from the company, with speeds up to 1,000 Mbps
Mediacom Fiber in Decatur County, IA
Availability:
2.6%
Customer Rating:
(7)
Avg. Download Speed
1,000 Mbps
Mediacom offers Fiber service to 2.6% of Decatur County homes. Across the county, Mediacom Fiber has speeds up to 1,000 Mbps
Which Fixed Wireless and LTE Internet Providers are Available in Decatur County?
T-Mobile Home Internet Fixed Wireless in Decatur County, IA
Availability:
65.9%
Customer Rating:
(342)
Avg. Download Speed
47 Mbps
T-Mobile Home Internet offers Fixed Wireless service to 65.9% of Decatur 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 47 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 8.1 Mbps throughout the county.
Verizon Fixed Wireless in Decatur County, IA
Availability:
32.4%
Customer Rating:
(362)
Avg. Download Speed
267 Mbps
Verizon offers Fixed Wireless service to 32.4% of Decatur County homes. Across the county, Verizon Fixed Wireless is the only type of service available from the company, with speeds up to 267 Mbps, with speeds from 25 Mpbs up to 300 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 6.0 and as high as 20, with an average of 18 Mbps throughout the county.
EarthLink Fixed Wireless in Decatur County, IA
Availability:
25.0%
Customer Rating:
(4)
Avg. Download Speed
30 Mbps
EarthLink offers Fixed Wireless service to 25.0% of Decatur County homes. Across the county, EarthLink Fixed Wireless is the only type of service available from the company, with speeds up to 30 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 4.2 Mbps throughout the county.
AT&T Fixed Wireless in Decatur County, IA
Availability:
25.0%
Customer Rating:
(205)
Avg. Download Speed
30 Mbps
AT&T offers Fixed Wireless service to 25.0% of Decatur County homes. Across the county, AT&T Fixed Wireless is the only type of service available from the company, with speeds up to 30 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 4.2 Mbps throughout the county.
BST Wifi Fixed Wireless in Decatur County, IA
Availability:
23.9%
Customer Rating:
(0)
Avg. Download Speed
60 Mbps
BST Wifi offers Fixed Wireless service to 23.9% of Decatur County homes. Across the county, BST Wifi Fixed Wireless is the only type of service available from the company, with speeds up to 60 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 25, with an average of 16 Mbps throughout the county.
Nextlink Fixed Wireless in Decatur County, IA
Availability:
3.2%
Customer Rating:
(14)
Avg. Download Speed
787 Mbps
Nextlink offers Fixed Wireless service to 3.2% of Decatur County homes. Across the county, Nextlink Fixed Wireless is the only type of service available from the company, with speeds up to 787 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 723 Mbps throughout the county.
Which Cable Internet Providers are Available in Decatur County?
Mediacom Cable in Decatur County, IA
Availability:
48.0%
Customer Rating:
(82)
Avg. Download Speed
1,000 Mbps
Mediacom offers Cable service to 48.0% of Decatur County homes. Across the county, Mediacom Cable has speeds up to 1,000 Mbps
Which DSL Internet Providers are Available in Decatur County?
According to the most recently submitted data by internet service providers to the FCC, there are currently no DSL providers available in Decatur County, IA.
Customer Reviews for Internet Service Providers in Iowa
Customer Reviews
Steve S.
ImOn Communications Fiber
November 04, 2026 Install was sloppy, wire hanging inside and outside. My main issue was the price kept increasing. The customer support took over a hour to speak to someone and then another hour of testing before they would isue replacement equipment.
ISPReports User
Metronet Fiber
October 14, 2026 great
Tim W
ImOn Communications Fiber
October 08, 2026 Poor signal strength intermittent speeds and I need the signal I pay for
Diane
Comelec Internet Services
September 01, 2026 Great so far. Brian Evans did a great job. Give him a 5
ISPReports User
Partner Communications Cooperative Fiber
July 01, 2026 awful. the key advantage of fiber technology is symmetrical upload and download speeds - fiber optic with pcctel is unreliable and awful. rarely have had symmetrical speeds with this service do NOT recommend pcctel
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Which ISP Should You Choose in Decatur 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 Decatur County is T-Mobile Home Internet.
- The fastest internet provider should be GRM Networks and Mediacom. Considering speed for the money and reliability in speeds, T-Mobile Home Internet may be a better choice based on real-world local customer feedback.
- The most affordable internet provider in Decatur County is T-Mobile Home Internet.
- Viasat, HughesNet, and GRM Networks has the broadest coverage in Decatur County, available to 94.1% of homes, and is most likely to cover your home. To find out exactly what’s available at your home, please use our address search tool.