South Dakota defies the "rural state = bad internet" stereotype. Thanks to regional builder Midco and a thick layer of local co-ops, about 57% of addresses have fiber and 89% have a broadband subscription. The split is geographic: the East River cities (Sioux Falls, Aberdeen, Watertown) are well-wired, while West River communities (Rapid City, the Black Hills) lean on Midco cable/fiber plus fixed wireless, and the most remote ranches fall back to satellite.
South Dakota's Provider Mix
Midco is the regional champion — cable and fiber across the upper Midwest, covering 59% of South Dakota with no data caps and plans from $30/mo to 2 Gbps. CenturyLink (now Quantum in places) serves 47% with DSL/fiber. Rise Broadband offers fixed wireless and fiber from $29.99/mo up to 5 Gbps in 57% of the state. Local co-ops — Golden West, TrioTel, Bluepeak (Sioux Falls fiber), and Western Communications — fill gaps with community-focused service. T-Mobile/Verizon 5G and Starlink cover the rest.
| Provider | Starting Price | Max Speed | SD Footprint |
|---|---|---|---|
| Midco | $30/mo (100 Mbps) | 2 Gbps | 59% of state, no caps |
| CenturyLink / Quantum | $50/mo | 940 Mbps | 47% of state |
| Rise Broadband | $29.99/mo (150 Mbps) | 5 Gbps | 57% (fixed wireless/fiber) |
| Bluepeak | $55/mo (500 Mbps) | 5 Gbps | Sioux Falls fiber |
| Golden West / TrioTel | $59.95/mo | 1 Gbps | Local co-ops |
Sioux Falls vs Rapid City
Sioux Falls, the largest city, enjoys rare abundance: Midco fiber, CenturyLink, Bluepeak (up to 5 Gbps), and Rise Broadband all overlap, with about 72% of residents able to get 1 Gbps fiber. Aberdeen is 100% served by Midco fiber. Rapid City (West River) is mostly Midco cable/fiber. But head to Buffalo, Pine Ridge, or remote Black Hills addresses and only satellite or fixed wireless reaches — where the $62 average no longer applies and Starlink becomes essential.
South Dakota PUC and BEAD
Broadband consumer protection sits with the South Dakota Public Utilities Commission (PUC), which administers federal Lifeline and regulates telecom utilities. Broadband expansion is run by the Governor's Office of Economic Development (GOED) under the ConnectSD program. South Dakota's BEAD allocation is $207.2 million (plus $77.3 million in Tribal Broadband Connectivity funds), approved in a final proposal to connect remaining unserved and underserved locations. There is no state net-neutrality law.
Low-Income Internet in South Dakota
- Federal Lifeline — up to $9.25/mo (Tribal lands $34.25/mo); administered via the SD PUC
- Tribal Link Up — one-time discount up to $100 on connection fees for tribal residents
- Midco / CenturyLink low-cost tiers — budget plans for eligible households
- ACP ended April 2024 — no longer accepting new applicants