Utility Providers in Carthage, South Dakota

Carthage is served by 16 utility providers across 4 categories covering 1 ZIP code in Miner County.

Miner County · Updated May 2026

Utility rates in Carthage vs. US average

Electricity
13.8¢/kWh
↓ 16% below US average (16.5¢)
↑ 7% above 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 Carthage-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 Carthage

Electricity$150-$199 (12.5¢–14.6¢/kWh)
Natural gas$200-$249
Water & sewer~$43/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 Carthage heats its homes

2%
44%
54%

2% natural gas · 44% electricity · 54% other fuels

Electric rates in Carthage

Residential rates range from 12.5¢ to 14.6¢ per kWh.

Carthage
13.6¢/kWh
U.S. avg
16.5¢/kWh

Providers include Central Electric Coop, Inc - (SD), Dakota Energy Coop Inc, Northern States Power Co - Minnesota, Sioux Valley SW Elec Coop, Southeastern Electric Coop Inc - (SD).

This is 16% below the national average of 16.5¢/kWh.

Internet providers in Carthage

Carthage has strong broadband coverage.

Alliance Communications Cooperative Inc
1,000 Mbps
Fiber
Santel
1,000 Mbps
Fiber
Valley FiberCom
1,000 Mbps
Fiber
Verizon
50 Mbps
Fixed Wireless
CenturyLink
40 Mbps
DSL

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

Electric 5 providers

Central Electric Coop, Inc - (SD)
Dakota Energy Coop Inc
Northern States Power Co - Minnesota
Sioux Valley SW Elec Coop
Southeastern Electric Coop Inc - (SD)

Water 3 providers

KINGBROOK II RURAL WATER SYSTEM

Sewer 1 provider

CARTHAGE, CITY OF

Internet 7 providers

Alliance Communications Cooperative Inc
Fiber up to 1,000 Mbps
AT&T
Fixed Wireless up to 30 Mbps
CenturyLink
DSL up to 40 Mbps
Santel
Fiber up to 1,000 Mbps
Valley FiberCom
Fiber up to 1,000 Mbps
Verizon
Fixed Wireless up to 50 Mbps

ZIP codes in Carthage, 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.