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Find internet service and providers in South Dakota

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Overview of internet satisfaction and availability in South Dakota

Midco is the largest land-based internet provider in South Dakota, offering cable, fiber, and fixed wireless internet across more than half the state. CenturyLink is a close second in size, delivering mainly DSL internet and some fiber. Two smaller cable internet providers are also available, depending on where you live: Golden West and JVI. If you can’t get wired internet where you live, Rise Broadband and T-Mobile have your back with fixed wireless services. Satellite internet is available all across the state.

Internet providers received an average satisfaction rating of 4.1 out of 5 stars from customers in South Dakota.

That ranks South Dakota 1st nationwide for internet customer satisfaction.

Learn more about our methodology

Internet customer satisfaction in South Dakota

 4.1/5 average customer satisfaction rating
 1st national ranking for customer satisfaction

$55.88 average price per payment for internet, per household

98.4% of the time, advertised speeds meet household needs

4.1/5 average customer service rating of internet services

4/5 average reliability rating of services state-wide

902,542 people

2.61 average people per household

$57,086 average income per household

41 average age per household

60% of population employed


0% higher than national average

Ranked 35th nationally


13% higher than national average

Ranked 15th nationally


12% higher than national average

Ranked 40th nationally


1% lower than national average

Ranked 34th nationally

Average download speed
109.2 Mbps

19.93% lower than national average
Ranks 41st nationally

Average upload speed
50.7 Mbps

12.92% lower than national average
Ranks 32nd nationally
Compare your speed to the South Dakota average with our Speed Test.
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Fastest internet providers in South Dakota

Provider Avg download speed Avg upload speed Availability Order online
Xtream Powered by Mediacom 201.06 Mbps 34.95 Mbps 88.27% View Plans for Xtream Powered by Mediacom
Midco 164.77 Mbps 46.18 Mbps 57.54% View Plans for Midco
Long Lines 95.95 Mbps 13.68 Mbps 79.13% View Plans for Long Lines
Golden West Telecommunications 79.66 Mbps 93.71 Mbps 69.56% View Plans for Golden West Telecommunications
97% of people in South Dakota have access to 100Mbps or faster broadband, ranking 39th nationally.

Internet by tech type

Internet tech type Avg download speed % of people with access % availability Learn more
5G Home 245.3 Mbps 90.44% 91.58% See all providers for 5G Home
Cable 630.15 Mbps 75.62% 77.16% See all providers for Cable
DSL 46.55 Mbps 61.85% 74.85% See all providers for DSL
Fiber 886.65 Mbps 85.69% 80.77% See all providers for Fiber
Fixed Wireless 41.68 Mbps 71.35% 88.8% See all providers for Fixed Wireless
LTE Home 100 Mbps 1.86% 95% See all providers for LTE Home
Satellite 75.12 Mbps 96.83% 100% See all providers for Satellite

Best cities for internet in South Dakota

Cities in South Dakota with the fastest internet

City Avg download speed Avg upload speed Fiber availability Fastest provider
Watertown 164.32 Mbps 48.94 Mbps 86% Midco
Mitchell 162.23 Mbps 52.69 Mbps 5% Midco
Spearfish 133.11 Mbps 34.4 Mbps 87% Midco
Sioux Falls 131.37 Mbps 60.25 Mbps 81% Long Lines
Yankton 126.4 Mbps 44.5 Mbps 80% Midco
Rapid City 122.29 Mbps 34.5 Mbps 76% Midco
Aberdeen 121.45 Mbps 31.21 Mbps 81% Midco
Huron 119.61 Mbps 44.96 Mbps 21% Midco

Watertown is the best city in South Dakota for internet, shooting to the top of the list thanks to a combination of record-setting average download speeds, wide fiber-optic internet availability, and the presence of a reliable and well-rated internet provider. Mitchell and Spearfish also earn top rankings, according to our data.

The most connected cities in South Dakota

City Population Percent with access to high speed internet Percent with access to fiber internet Percent with access to 3+ providers
Sioux Falls 184,643 100% 100% 100%
Lake Poinsett 501 100% 100% 100%
Spearfish 16,286 100% 100% 100%
Box Elder 8,167 100% 100% 100%
Rapid City 97,848 98% 98% 98%
Deadwood 2,189 100% 100% 100%

Sioux Falls is the most internet-connected city in South Dakota. Sioux Falls makes it to the top of the list due to the high number of its residents who have access not only to high-speed internet, but also to fiber internet specifically. A large number of Sioux Falls's residents also have access to three or more internet providers—an uncommon number of options compared to the rest of the state. Lake Poinsett and Spearfish also make it to the top of our list.

Top cities in South Dakota

Sioux Falls

Population: 184,643

Median income: $67,970

131.37 Mbps
avg. download speed

60.25 Mbps
avg. upload speed

100% have access to high speed internet

100% have access to fiber internet

100% have access to 3 or more providers

Fastest ISP
Long Lines

Rapid City

Population: 97,848

Median income: $72,217

122.29 Mbps
avg. download speed

34.5 Mbps
avg. upload speed

98.47% have access to high speed internet

98.47% have access to fiber internet

98.47% have access to 3 or more providers

Fastest ISP


Population: 32,831

Median income: $61,505

121.45 Mbps
avg. download speed

31.21 Mbps
avg. upload speed

98.31% have access to high speed internet

98.31% have access to fiber internet

98.31% have access to 3 or more providers

Fastest ISP

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Methodology relies on proprietary and exclusive data to analyze the customer and provider trends presented on this page. We analyze millions of results from our speed test tool to determine average statewide speeds, fastest speeds, and availability. Our annual customer satisfaction survey provides us with data for developing the satisfaction rating. We also draw from data provided to us directly by internet providers to determine available tech types and average speeds.

South Dakota FAQs

What are the best internet providers in South Dakota?

T-Mobile and CenturyLink are the only two internet providers in South Dakota that scored in our annual customer satisfaction survey. That said, T-Mobile outranks CenturyLink in every category, taking the top spot in three out of five categories. You can’t go wrong with T-Mobile regarding speed, pricing, reliability, and customer service.

Where can I get fiber internet in South Dakota?

Fiber internet is hard to find in South Dakota. You’ll see it from CenturyLink, Midco, and Bluepeak around Rapid City and Sioux Falls. Midco has a few hotspots here and there, as does CenturyLink in places like Pierre and Chamberlain.

What are the fastest internet providers in South Dakota?

Midco and Bluepeak are the fastest internet providers in South Dakota, with fiber internet speeds reaching up to 5,000Mbps. CenturyLink is the only home fiber internet supplier in the state that doesn’t go above a gigabit. Midco, Golden West, and JVI have download speeds capped at 1,000Mbps on the cable internet front.

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