Jo-Carroll Energy and solar
Jo-Carroll Energy is an electric cooperative serving about 17,278 homes in Illinois. Here's what its rates and export rules mean for solar: for a typical customer, solar is worth it.
- Average price (2026 est.)
- 21.8¢16% above Illinois average
- Typical bill
- $158727 kWh a month
- Exports credited
- ~41%Reduced export credit
- Typical payback
- 11.8 yrs5.9 kW, cash
Export rules for Jo-Carroll Energy customers
Reduced export credit (Illinois rule).
For ComEd and Ameren customers who connected on or after Jan 1, 2025, solar exports only offset the energy supply part of the bill (about 8-12 cents/kWh), not delivery charges. To compensate, the state pays an upfront $300 per kW rebate for solar with a smart inverter, and Illinois Shines pays for solar renewable energy credits.
Solar for a typical Jo-Carroll Energy home
| System | 5.9 kW (91% of 727 kWh/month) |
|---|---|
| Cost | $20,610 |
| First-year savings | $1,621 |
| Payback | 11.8 years |
| 25-year net | $34,240 |
Uses the utility's average price.
Solar adoption
- Homes with solar (2025)
- 838
- Share of customers
- 4.8%
- Residential solar capacity
- 8 MW
- Residential customers
- 17,278
EIA-861, 2025.
Questions about Jo-Carroll Energy and solar
Does Jo-Carroll Energy have net metering?
Jo-Carroll Energy follows Illinois's rules: For ComEd and Ameren customers who connected on or after Jan 1, 2025, solar exports only offset the energy supply part of the bill (about 8-12 cents/kWh), not delivery charges. To compensate, the state pays an upfront $300 per kW rebate for solar with a smart inverter, and Illinois Shines pays for solar renewable energy credits.
How much does electricity cost with Jo-Carroll Energy?
Residential customers paid an average of 20.5¢ per kWh in 2025 (EIA), about 21.8¢ adjusted to 2026. The typical home uses 727 kWh a month, a bill of about $158.
Is solar worth it with Jo-Carroll Energy?
For a typical customer, solar is worth it: a 5.9 kW system costing about $20,610 pays back in about 11.8 years, with $34,240 net over 25 years.
How many Jo-Carroll Energy customers have solar?
About 838 homes had net-metered solar at the end of 2025, roughly 4.8% of residential customers (EIA-861).
Legal name: Jo-Carroll Energy, Inc (EIA ID 9750). Data: EIA-861 2025 and monthly data through 2026, state policy research October 2026.