11 Best Internet Providers in Sauk City, WI
Find internet availability by address in Sauk City, WI
Jump to: Best Internet Provider | Availability Maps | Customer Reviews | Sauk City ISP Report Card | Business Internet in Sauk City
| Sauk City ISP Report Card | A- | |
| Download Speed for Most Households | 3,881 Mbps | |
| Number of Internet Service Providers | 11 | |
| Real Sauk City Customer Ratings | 1 |
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.
Sauk City has 11 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber, Cable, DSL, and Fixed Wireless internet are available in the city. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in Sauk City.
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Sauk City has 11 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber, Cable, DSL, and Fixed Wireless internet are available in the city. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in Sauk City.
Compare Providers Ranked by Coverage, Speed, and Customer Ratings
TDS
Connection
Customer Rating
Fiber
Frontier
Connection
Customer Rating
Fiber
DSL
Spectrum
Connection
Customer Rating
Fiber
Cable
Brightspeed
Connection
Customer Rating
DSL
Above are the top 4 providers in Sauk City, WI for most people based on high speed internet coverage, speeds, and customer reviews. Click below to see all providers in your city.
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 Sauk City ratings may vary and are shown below.
Who is the Best Internet Provider in Sauk City, WI?
T-Mobile Home Internet is the highest-rated internet provider in Sauk City based on 146 Wisconsin customer reviews, and T-Mobile Home Internet has the highest rating nationwide. The provider information above and the information immediately below can help you decide. Compare provider ratings and review counts above. The chart and table below show average customer ratings from customers in Sauk City, Wisconsin, and customers throughout the country.
Top Rated Internet Providers in Sauk City
Local, State, and National Ratings for all Sauk City Internet Providers
| ISP / Tech Type | Sauk City Overall | Wisconsin Overall | National Overall | For Service | ||
|---|---|---|---|---|---|---|
| Spectrum | (1) | (94) | (1738) | View Plans | ||
| T-Mobile Home Internet | (0) | (2) | (284) | View Plans | ||
| EarthLink | (0) | (1) | (12) | View Plans | ||
| TDS | (0) | (9) | (28) | View Plans | ||
| AT&T | (0) | (24) | (924) | View Plans | ||
| US Cellular | (0) | (1) | (15) | View Plans | ||
| Verizon | (0) | (5) | (723) | View Plans | ||
| Frontier | (0) | (4) | (143) | View Plans | ||
| Brightspeed | (0) | (5) | (64) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Viasat | (0) | (0) | (11) | View Plans | ||
| Bug Tussel Wireless | (0) | (0) | (0) | View Plans | ||
| UpNet WI | (0) | (0) | (0) | View Plans |
Based on 146 reviews from Wisconsin internet customers, T-Mobile Home Internet is the best internet service provider for Sauk City residents. T-Mobile Home Internet was rated at an average of 4.50 out of 5 in our report for overall customer satisfaction. EarthLink wins for second-place in Wisconsin, with 4.00 out of 5 stars and 83.2% coverage in Sauk City.
At a national level, based on 3960 national reviews for any of the providers listed above, T-Mobile Home Internet is rated higher than any other provider, with a rating of 4.04 out of 5.
Which Providers are Available at my Home in Sauk City?
a different provider.

Internet Availability Key
Speeds and coverage vary within the city, 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 Sauk City?
According to unbiased feedback from real internet customers in the city, they reported being happiest with speeds provided by TDS. On the other hand, based on data provided by the internet providers to the FCC, Frontier Communications 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 Sauk City
| ISP / Tech Type | Max Advertised Speed | ||
|---|---|---|---|
| Frontier Communications | 7,000 Mbps | ||
| Spectrum | 1,000 Mbps | ||
| TDS | 1,000 Mbps | ||
| Verizon | 300 Mbps | ||
| Brightspeed | 100 Mbps | ||
| AT&T | 100 Mbps | ||
| EarthLink | 100 Mbps | ||
| T-Mobile Home Internet | 100 Mbps | ||
| US Cellular | 100 Mbps | ||
| Viasat | 100 Mbps | ||
| UpNet WI | 60 Mbps | ||
| Bug Tussel Wireless | 50 Mbps | ||
| HughesNet | 25 Mbps |
Customer Ratings for Internet Provider Speeds in Sauk City
| ISP / Tech Type | Sauk City Speed | Wisconsin Speed | National Speed | For Service | ||
|---|---|---|---|---|---|---|
| Spectrum | (1) | (94) | (1738) | View Plans | ||
| TDS | (0) | (9) | (28) | View Plans | ||
| EarthLink | (0) | (1) | (12) | View Plans | ||
| T-Mobile Home Internet | (0) | (2) | (284) | View Plans | ||
| AT&T | (0) | (24) | (924) | View Plans | ||
| Frontier | (0) | (4) | (143) | View Plans | ||
| Verizon | (0) | (5) | (723) | View Plans | ||
| Brightspeed | (0) | (5) | (64) | View Plans | ||
| US Cellular | (0) | (1) | (15) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Viasat | (0) | (0) | (11) | View Plans | ||
| Bug Tussel Wireless | (0) | (0) | (0) | View Plans | ||
| UpNet WI | (0) | (0) | (0) | View Plans |
Based on data reported by Sauk City ISPs to the FCC, the fastest speeds in the city are available through Frontier Communications. The company offers speeds up to 7,000 Mbps in Sauk City. Therefore, the average customer can get up to 3,801 Mbps if they're willing to purchase the fastest subscription tier available at their homes.
Additionally, actual customers in the city rated their satisfaction with internet speed highest with TDS. This indicates TDS reliably delivers speeds expected by the customer based on the plan they are paying for.
Who is the Cheapest Internet Provider in Sauk City?
Wisconsin customers rate T-Mobile Home Internet 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.
T-Mobile Home Internet received a local rating of 4.50 out of 5, which is higher than the average across all internet providers in the country. TDS is rated in second place for affordability by the company’s Sauk City customers with an average price rating of 3.89 out of 5.
The chart and graph below show how customers in Sauk City, Wisconsin, and the United States rated the affordability of their internet service.
Rated Affordability in Sauk City
| ISP / Tech Type | Sauk City Affordability | Wisconsin Affordability | National Affordability | For Service | ||
|---|---|---|---|---|---|---|
| Spectrum | (1) | (94) | (1738) | View Plans | ||
| T-Mobile Home Internet | (0) | (2) | (284) | View Plans | ||
| TDS | (0) | (9) | (28) | View Plans | ||
| AT&T | (0) | (24) | (924) | View Plans | ||
| US Cellular | (0) | (1) | (15) | View Plans | ||
| EarthLink | (0) | (1) | (12) | View Plans | ||
| Brightspeed | (0) | (5) | (64) | View Plans | ||
| Frontier | (0) | (4) | (143) | View Plans | ||
| Verizon | (0) | (5) | (723) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Viasat | (0) | (0) | (11) | View Plans | ||
| Bug Tussel Wireless | (0) | (0) | (0) | View Plans | ||
| UpNet WI | (0) | (0) | (0) | View Plans |
Sauk City 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 city 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 Sauk City below, including the metrics used and how Sauk City compares to the rest of Wisconsin and nation.
| Metric
(hover for details)
|
Sauk City | Wisconsin | USA | ||
|---|---|---|---|---|---|
| Fiber Availability Percent The percentage of households in Sauk City that have a Fiber internet connection available to their home. | 86.47% | 57.90% | 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. | 3,881 Mbps | 2,751 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 Sauk City. | 8.1 | 7.3 | 6.8 |
| Average Household SizeA larger household size in a city 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. | 12% | 12% | 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. | 94% | 94% | 95% | ||
| Households with InternetA higher percentage of households with internet indicates a higher need for usage and connectivity in people’s daily lives. | 89% | 90% | 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. | 77% | 73% | 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. | 79% | 74% | 76% |
Our demographic data is sourced from the latest 5-year release of the American Community Survey by the US Census Bureau.
Sauk City ISP Report Card & Digital Connectivity Index
The ISP Report Card in Sauk City is A-, which is better than other cities. The local demand for broadband internet connectivity in Sauk City is high with a score of 62 / 100 in our Digital Connectivity Index. This means that internet service providers operating in Sauk City have done a good job meeting the needs of its residents.
The Sauk City ISP Report Card evaluates the city on availability and speed metrics compared to other cities in the United States. ISP Infrastructure can vary greatly and on its own isn’t a perfect measure of what a city 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.
89% of Sauk City households have an internet connection despite having 99.84% availability. 77% of households have fiber, cable, or DSL, 9% have satellite, 0% are still on dial-up, and 3% 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 77% of households have a broadband connection such as fiber, cable or DSL available to their home, 79% subscribe to it. A large amount of Sauk City 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 Cities Compare to Sauk City?
- ISP Report Card: A
- Digital Connectivity Index: 58 / 100
- ISP Report Card: B
- Digital Connectivity Index: 71 / 100
- ISP Report Card: C+
- Digital Connectivity Index: 79 / 100
- ISP Report Card: D+
- Digital Connectivity Index: 44 / 100
- ISP Report Card: C-
- Digital Connectivity Index: 65 / 100
- ISP Report Card: C+
- Digital Connectivity Index: 64 / 100
- ISP Report Card: C-
- Digital Connectivity Index: 65 / 100
- ISP Report Card: D+
- Digital Connectivity Index: 68 / 100
- ISP Report Card: D+
- Digital Connectivity Index: 53 / 100
How Much Speed does a Sauk City Household Need?
Higher speed is typically preferred, but that comes at a higher price. The average size of a household in Sauk City is 2.4, which is smaller than the Wisconsin average of 2.4 and smaller than the national average of 2.7. Sauk City's average household income is $92,522 which is much higher than the Wisconsin average of $82,094 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.
Sauk City also has 12% of its population enrolled in school between the 6th grade and college level, this is lower than the Wisconsin average of 15%. Additionally, 12% of residents work from home, which is higher than the 12% of residents in Wisconsin who work from home. This and other factors you can see above show us that the community of Sauk City has a high need for internet connectivity and speeds.
Compared to the rest of the country, Sauk City households are about average when it comes to technological engagement. 94% of households have some sort of computing device, 91% have desktops or laptops in the home, and 88% have smartphones. To see what speeds you are currently getting, please visit our internet speed test tool.
Which Fiber Internet Providers are Available in Sauk City?
TDS Fiber in Sauk City, WI
TDS offers Fiber service to 84.2% of Sauk City homes. Across the city, TDS Fiber is the only type of service available from the company, with speeds up to 1,000 Mbps
Frontier Fiber in Sauk City, WI
Frontier Communications offers Fiber service to 49.9% of Sauk City homes. Across the city, Frontier Fiber has speeds up to 7,000 Mbps
Spectrum Fiber in Sauk City, WI
Spectrum offers Fiber service to 10.2% of Sauk City homes. Across the city, Spectrum Fiber has speeds up to 1,000 Mbps
Which Cable Internet Providers are Available in Sauk City?
Spectrum Cable in Sauk City, WI
Spectrum offers Cable service to 66.3% of Sauk City homes. Across the city, Spectrum Cable has speeds up to 1,000 Mbps
Which DSL Internet Providers are Available in Sauk City?
Frontier DSL in Sauk City, WI
Frontier Communications offers DSL service to 69.2% of Sauk City homes. Across the city, Frontier DSL has speeds up to 42 Mbps, with speeds from 10 Mpbs up to 115 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 7.0, with an average of 2.8 Mbps throughout the city. Frontier DSL is rated lower than other types of internet service available in Sauk City from Frontier in terms of customer satisfaction.
Brightspeed DSL in Sauk City, WI
Brightspeed offers DSL service to 2.2% of Sauk City homes. Across the city, Brightspeed DSL is the only type of service available from the company, with speeds up to 77 Mbps, with speeds from 60 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 10, with an average of 8.7 Mbps throughout the city.
Which Fixed Wireless and LTE Internet Providers are Available in Sauk City?
Bug Tussel Wireless Fixed Wireless in Sauk City, WI
Bug Tussel Wireless offers Fixed Wireless service to 98.2% of Sauk City homes. Across the city, Bug Tussel Wireless Fixed Wireless is the only type of service available from the company, with speeds up to 13 Mbps, with speeds from 10 Mpbs up to 50 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 8.0, with an average of 1.6 Mbps throughout the city.
US Cellular Fixed Wireless in Sauk City, WI
US Cellular offers Fixed Wireless service to 96.8% of Sauk City homes. Across the city, US Cellular Fixed Wireless is the only type of service available from the company, with speeds up to 27 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 3.7 Mbps throughout the city.
T-Mobile Home Internet Fixed Wireless in Sauk City, WI
T-Mobile Home Internet offers Fixed Wireless service to 86.6% of Sauk City homes. Across the city, T-Mobile Home Internet Fixed Wireless is the only type of service available from the company, with speeds up to 94 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 19 Mbps throughout the city.
EarthLink Fixed Wireless in Sauk City, WI
EarthLink offers Fixed Wireless service to 83.2% of Sauk City homes. Across the city, EarthLink Fixed Wireless is the only type of service available from the company, with speeds up to 28 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 3.6 Mbps throughout the city.
AT&T Fixed Wireless in Sauk City, WI
AT&T offers Fixed Wireless service to 83.2% of Sauk City homes. Across the city, AT&T Fixed Wireless is the only type of service available from the company, with speeds up to 28 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 3.6 Mbps throughout the city.
Verizon Fixed Wireless in Sauk City, WI
Verizon offers Fixed Wireless service to 77.9% of Sauk City homes. Across the city, Verizon Fixed Wireless is the only type of service available from the company, with speeds up to 300 Mbps
UpNet WI Fixed Wireless in Sauk City, WI
UpNet WI offers Fixed Wireless service to 1.3% of Sauk City homes. Across the city, UpNet WI Fixed Wireless is the only type of service available from the company, with speeds up to 51 Mbps, with speeds from 40 Mpbs up to 60 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 10 and as high as 20, with an average of 15 Mbps throughout the city.
Which ISP Should You Choose in Sauk City?
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 Sauk City is T-Mobile Home Internet.
- The fastest internet provider should be Frontier Communications. Considering speed for the money and reliability in speeds, TDS may be a better choice based on real-world local customer feedback.
- The most affordable internet provider in Sauk City is T-Mobile Home Internet.
- Viasat, HughesNet, and Bug Tussel Wireless has the broadest coverage in Sauk City, 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 Sauk City compare to other cities with a similar population?
To see how Sauk City 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 Sauk City's A- ISP Report Card and 62 / 100 Digital Connectivity Index.
- ISP Report Card: B
- Digital Connectivity Index: 44 / 100
- ISP Report Card: C
- Digital Connectivity Index: 59 / 100
- ISP Report Card: B+
- Digital Connectivity Index: 76 / 100
- ISP Report Card: B+
- Digital Connectivity Index: 29 / 100
- ISP Report Card: C
- Digital Connectivity Index: 76 / 100
- ISP Report Card: C-
- Digital Connectivity Index: 63 / 100
- ISP Report Card: B-
- Digital Connectivity Index: 39 / 100
- ISP Report Card: C+
- Digital Connectivity Index: 66 / 100
- ISP Report Card: B+
- Digital Connectivity Index: 41 / 100
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