Utility Providers in Lake Madison, South Dakota

Lake Madison is served by 21 utility providers across 5 categories covering 1 ZIP code in Lake County.

Lake County · Updated May 2026

Utility rates in Lake Madison vs. US average

Electricity
11.6¢/kWh
↓ 30% below US average (16.5¢)
↓ 10% below SD state average (12.9¢)
Natural gas
$9.32/Mcf
↓ 36% below US average
Local electricity rate from NREL Utility Rate Database (2023), averaged across Lake Madison-area providers. State and US electric averages from EIA Form 861 (2024). Natural gas prices from EIA Form 176 (2024, $/Mcf). US avg electricity: 16.5¢/kWh · US avg gas: $14.50/Mcf.

Typical monthly utility bills in Lake Madison

Electricity$150-$199 (11.1¢–12.0¢/kWh)
Natural gas$150-$199
Water & sewer~$60/month

Figures from U.S. Census ACS 5-year estimates, reflecting households that pay utilities separately from rent. In dense urban areas where heat or hot water is often included in rent, these numbers represent the subset of residents who pay directly.

How Lake Madison heats its homes

36%
32%
33%

36% natural gas · 32% electricity · 33% other fuels

Electric rates in Lake Madison

Residential rates range from 11.1¢ to 12.0¢ per kWh.

Lake Madison
11.6¢/kWh
U.S. avg
16.5¢/kWh

Providers include City of Madison - (SD), Northern States Power Co - Minnesota, Otter Tail Power Co, Sioux Valley SW Elec Coop, Southeastern Electric Coop Inc - (SD).

This is 30% below the national average of 16.5¢/kWh.

Internet providers in Lake Madison

Lake Madison has strong broadband coverage.

Midco
2,000 Mbps
Cable / Fixed Wireless
ITC
1,000 Mbps
Fiber
Valley FiberCom
1,000 Mbps
Fiber
Verizon
300 Mbps
Fixed Wireless
AT&T
100 Mbps
Fixed Wireless

Availability varies by address. Based on FCC Broadband Data Collection filings.

Electric 5 providers

City of Madison - (SD)
Northern States Power Co - Minnesota
Otter Tail Power Co
Sioux Valley SW Elec Coop
Southeastern Electric Coop Inc - (SD)

Natural Gas 1 provider

Water 6 providers

BIG SIOUX COMMUNITY WATER SYSTEM
CHESTER SANITARY DISTRICT
KINGBROOK III RURAL WATER SYSTEM

Sewer 1 provider

WENTWORTH, TOWN OF

Internet 8 providers

AT&T
Fixed Wireless up to 100 Mbps
CenturyLink
DSL up to 10 Mbps
Interlakes Wireless LLC
Fixed Wireless up to 100 Mbps
ITC
Fiber up to 1,000 Mbps
Midco
Cable / Fixed Wireless up to 2,000 Mbps
T-Mobile
Fixed Wireless up to 25 Mbps
Valley FiberCom
Fiber up to 1,000 Mbps
Verizon
Fixed Wireless up to 300 Mbps

ZIP codes in Lake Madison, SD

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Disclaimer: Provider information is sourced from federal databases including HIFLD, EPA SDWIS, FCC Broadband Data, and EIA-861. Utility cost estimates are from the U.S. Census Bureau American Community Survey 5-Year Estimates. Local electric rates are based on 2023 NREL Utility Rate Database data; state and US averages are from EIA Form 861 (2024). Coverage areas are approximate and may not reflect recent changes. Please verify directly with your provider.

Data sources: U.S. Census Bureau, NREL, EIA-861, HIFLD, EPA, FCC. Last updated: May 2026.