Average Utility Costs in South Dakota
Typical monthly utility costs in South Dakota are about $252.00/mo, based on 1,000 kWh of electricity and 5,000 gallons of water (plus sewer and trash where available). Compare South Dakota cities below.
Average Monthly Utility Costs in South Dakota
The average utility bill in South Dakota is estimated at $252.00 per month. Sioux Falls: municipal electric. Brookings and Watertown: municipal utilities. Rapid City: NorthWestern Energy. Aberdeen: Xcel Energy. Water and sewer vary by city.
Assumptions: 1,000 kWh/month and 5,000 gallons/month. Seasonal rates apply to NorthWestern, BMU, and WMU. Actual bills vary by usage.
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Utility providers in South Dakota
Sioux Falls City Light & Power: Municipal electric. Brookings Municipal Utilities: Electric, water, wastewater. Watertown Municipal Utilities: Electric, water; sewer and garbage billed via City. NorthWestern Energy: Rapid City electric. Xcel Energy: Aberdeen electric. City utilities: Sioux Falls, Rapid City, Aberdeen water/sewer/trash. Estimates from official rate schedules.
See provider details, typical residential rates, and source links.
View utility providers in South Dakota →For the full breakdown (electric, water, sewer, trash) by city, use the comparison table below.
Cheapest electric rates in South Dakota
Top 5 cities with the lowest estimated electric bill at 1,000 kWh.
Most expensive total utility monthly cost in South Dakota
Top 5 cities with the highest estimated total (electric + water + sewer + trash).
Compare all cities
Estimated monthly costs by city, sorted by total (highest first). Same assumed usage (1,000 kWh, 5,000 gal) for comparison. 5 cities.
| City | County | Electric | Water | Sewer | Trash | Total | View |
|---|---|---|---|---|---|---|---|
| Aberdeen | Brown County | $135.00 | $55.94 | $75.17 | $22.00 | $288.11 | View Aberdeen details → |
| Rapid City | Pennington County | $137.00 | $45.00 | $50.00 | $28.00 | $260.00 | View Rapid City details → |
| Sioux Falls | Minnehaha County | $141.61 | $32.81 | $48.33 | $25.00 | $247.75 | View Sioux Falls details → |
| Brookings | Brookings County | $113.50 | $50.15 | $53.85 | $19.10 | $236.60 | View Brookings details → |
| Watertown | Codington County | $91.10 | $36.67 | $40.61 | $20.50 | $188.88 | View Watertown details → |
South Dakota counties
View estimated utility costs by county. Each county page lists cities and a comparison table.
Compare with nearby states
Compare utility costs in South Dakota with neighboring states.
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