Checked
Rock County, WI Energy
Electric utilities, power plants and charging stations in Rock County, Wisconsin.
- Wisconsin home electricity
- 19.06¢/kWh
- July 2026
- Regular gas, region
- $4.15/gal
- Midwest (PADD 2)
- EV charging stations
- 25
- 93 ports
- Electric utilities
- 6
- Serving Rock County
Electric utilities serving Rock County
As reported to EIA for 2025. A utility may serve only part of the county. Customers and prices are for its whole Wisconsin service area
Swipe the table sideways to see more columns.
| Utility | Customers in state | Home price | Home bill |
|---|---|---|---|
| Wisconsin Electric Power CoInvestor Owned | 1,179,163 | 20.53¢/kWh | $131/mo |
| Wisconsin Power & Light CoInvestor Owned | 505,706 | 18.47¢/kWh | $128/mo |
| City of Stoughton - (WI)Municipal | 9,371 | 12.85¢/kWh | $86/mo |
| Rock Energy CooperativeCooperative | 7,895 | 14.31¢/kWh | $141/mo |
| City of EvansvilleMunicipal | 4,167 | 13.22¢/kWh | $104/mo |
| Brodhead Water & Lighting CommMunicipal | 1,859 | 13.48¢/kWh | $96/mo |
EV charging in Rock County
25 public stations, DC fast first
- Janesville, WI Rechargery Relay - Morse St
2081 Morse St, Janesville, WI 53545
16 DC fast · IONNA · CCS (J1772 Combo), Tesla (NACS)
- Janesville Travel Center - Tesla Supercharger
3222 US-14, Janesville, WI 53546
12 DC fast · Tesla Supercharger · CCS (J1772 Combo), Tesla (NACS)
- Janesville, WI - Tesla Supercharger
2819 North Lexington Drive, Janesville, WI 53545
8 DC fast · Tesla Supercharger · Tesla (NACS)
- Gordie Boucher Ford of Janesville
2727 HWY 14, Janesville, WI 53545
4 DC fast · 3 Level 2 · SynergEV · J1772 (Level 2), CCS (J1772 Combo)
- Frank Boucher Chrysler Dodge Jeep Ram
4001 Milton Ave., Janesville, WI 53545
2 DC fast · 1 Level 2 · SynergEV · J1772 (Level 2), CCS (J1772 Combo)
- JH Level 2 Service
2505 East Rotamer Road, Janesville, WI 53546
1 DC fast · ChargePoint · CHAdeMO, CCS (J1772 Combo)
- JH Level 2 Showroom
2505 East Rotamer Road, Janesville, WI 53546
1 DC fast · ChargePoint · CHAdeMO, CCS (J1772 Combo)
- K45 Kunes GMC of Beloit
2700 MILWAUKEE ROAD, BELOIT, WI 53511
1 DC fast · EV Connect · CCS (J1772 Combo)
Alternative fuel stations
| Fuel | Stations |
|---|---|
| Compressed natural gas (CNG) | 1 |
| Ethanol (E85) | 10 |
| Propane (autogas) | 1 |
Power plants in Rock County
1.5 GW of operating capacity
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| Plant | Fuel | Capacity |
|---|---|---|
| West Riverside Energy Center | Natural gas | 728 MW |
| Riverside Energy Center | Natural gas | 675 MW |
| Paddock Solar | Solar | 65.0 MW |
| North Rock | Solar | 50.0 MW |
| Ameresco Janesville | Biomass | 3.0 MW |
| Beloit Memorial Hospital Power Plant | Natural gas | 3.0 MW |
| Janesville Community Solar | Solar | 2.3 MW |
| HQC Rock River Solar Power Gen Station | Solar | 2.1 MW |
| Rock County Customer Hosted Solar | Solar | 1.4 MW |
Electricity rates and gas prices are state or regional averages. Utility service areas come from EIA Form 861 and are listed by county, so a utility listed here may not serve every address in the county.
Frequently asked questions
- What electric company serves Rock County?
- Wisconsin Electric Power Co, Wisconsin Power & Light Co, City of Stoughton - (WI) and 3 more report serving Rock County to EIA. Check your bill or address with the utility to confirm which one serves you.
- How many EV charging stations are in Rock County?
- There are 25 public EV charging stations in Rock County with 93 ports, 10 of them with DC fast charging.
- Are there power plants in Rock County?
- Yes. Rock County has 9 operating power plants with 1.5 GW of capacity. The largest is West Riverside Energy Center (728 MW, natural gas).