Average Utility Costs in Wyoming

Typical monthly utility costs in Wyoming are about $240.57/mo, based on 1,000 kWh of electricity and 5,000 gallons of water (plus sewer and trash where available). Compare Wyoming cities below.

Average Monthly Utility Costs in Wyoming

The average utility bill in Wyoming is estimated at $240.57 per month. Cheyenne: Black Hills (CLFP). Casper and Rock Springs: Rocky Mountain Power. Gillette: municipal. Laramie: High West Energy. Water and sewer vary by city.

Electric (1,000 kWh)
$143.00
Median city estimate
Water (5,000 gal)
$38.11
Median of non-$0 cities
Sewer
$37.83
Median of non-$0 cities
Trash
$21.64
Median of non-$0 cities
Typical total (assembled from medians)
$240.57
Alternate view: Median of city totals: $237.72

Assumptions: 1,000 kWh/month and 5,000 gallons/month. Sewer often based on winter quarter average. Actual bills vary by usage.

Check Internet pricing & availability in Wyoming

Internet service varies widely—many providers, different plans, introductory offers, and bundles make it hard to compare apples to apples. That's why we don't estimate internet on this page like we do for electric, water, sewer, and trash. Use our tool to compare providers for your address or ZIP code.

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Utility providers in Wyoming

In the cities we cover, electric is provided by Black Hills Power (Sheridan); Cheyenne Light, Fuel & Power (Black Hills Energy) (Cheyenne); City of Gillette Utilities (Gillette); High West Energy (Laramie); Lower Valley Energy (Jackson); Rocky Mountain Power (PacifiCorp) (Casper, Green River, Rock Springs) WY PSC rate comparison at psc.wyo.gov. Water, sewer, and trash are set by city, county, or regional providers. Our estimates use each utility's published rate at 1,000 kWh. City pages show sources and last-verified dates.

See which electric, water, sewer, and trash providers serve different areas of Wyoming, along with typical residential rate information and sources.

View utility providers in Wyoming

For the full breakdown (electric, water, sewer, trash) by city, use the comparison table below.

Cheapest electric rates in Wyoming

Top 5 cities with the lowest estimated electric bill at 1,000 kWh.

Most expensive total utility monthly cost in Wyoming

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. 8 cities.

CityCountyElectricWaterSewerTrashTotalView
CheyenneLaramie County$167.50$40.12$42.55$22.00$272.17View Cheyenne details →
Green RiverSweetwater County$146.40$40.95$65.23$19.37$271.95View Green River details →
CasperNatrona County$146.40$38.29$40.97$31.70$257.36View Casper details →
LaramieAlbany County$140.00$43.81$34.68$21.64$240.13View Laramie details →
Rock SpringsSweetwater County$146.00$29.78$34.52$25.00$235.30View Rock Springs details →
GilletteCampbell County$126.86$37.92$51.98$17.65$234.41View Gillette details →
SheridanSheridan County$129.47$29.49$29.32$21.51$209.79View Sheridan details →
JacksonTeton County$80.00$4.23$28.00$0.00$112.23View Jackson details →

Wyoming counties

View estimated utility costs by county. Each county page lists cities and a comparison table.

Compare with nearby states

Compare utility costs in Wyoming with neighboring states.

FAQ – Utilities in Wyoming

Cheyenne: Cheyenne Light, Fuel & Power (Black Hills Energy). Casper and Rock Springs: Rocky Mountain Power. Gillette: City of Gillette (municipal). Laramie: High West Energy (co-op). Wyoming has no retail electric choice.
Cheyenne: Board of Public Utilities (BOPU). Casper: City of Casper Utilities. Gillette: City of Gillette. Laramie: City of Laramie. Rock Springs: Municipal Utility. Most bill sewer on winter quarter average (AWC).
Casper: city sanitation $31.70/mo. Cheyenne, Gillette, Laramie, Rock Springs: city solid waste. Rates vary by city; recycling optional in some areas.
Actual bills depend on usage, seasonal rates, and provider. Some Casper addresses are served by High Plains Power (co-op) instead of Rocky Mountain Power. Sewer is often based on winter quarter average, not current usage.
WY PSC: psc.wyo.gov. Cheyenne: cheyennebopu.org. Casper: casperwy.gov. Gillette: gillettewy.gov. Laramie: cityoflaramie.org. Rock Springs: rswy.net.