City of Marietta and solar
City of Marietta is a municipal utility serving about 36,288 homes in Georgia. Here's what its rates and export rules mean for solar: for a typical customer, solar is not worth it.
- Average price (2026 est.)
- 12.2¢19% below Georgia average
- Typical bill
- $102830 kWh a month
- Exports credited
- ~59%Reduced export credit
- Typical payback
- 22.1 yrs3.5 kW, cash
Export rules for City of Marietta customers
Reduced export credit (Georgia rule).
Georgia has no full net metering for new customers. Georgia Power credits solar you use at home at retail, and pays about 7.2 cents/kWh in 2026 for power sent to the grid (its solar avoided cost plus a 4-cent adder). Its monthly net metering program is full and closed. Electric membership cooperatives (EMCs) generally pay avoided cost.
Solar for a typical City of Marietta home
| System | 3.5 kW (49% of 830 kWh/month) |
|---|---|
| Cost | $11,900 |
| First-year savings | $540 |
| Payback | 22.1 years |
| 25-year net | $1,890 |
Uses the utility's average price.
Solar adoption
- Homes with solar (2025)
- 40
- Share of customers
- 0.1%
- Residential solar capacity
- 0 MW
- Residential customers
- 36,288
EIA-861, 2025.
Cities served
Questions about City of Marietta and solar
Does City of Marietta have net metering?
City of Marietta follows Georgia's rules: Georgia has no full net metering for new customers. Georgia Power credits solar you use at home at retail, and pays about 7.2 cents/kWh in 2026 for power sent to the grid (its solar avoided cost plus a 4-cent adder). Its monthly net metering program is full and closed. Electric membership cooperatives (EMCs) generally pay avoided cost.
How much does electricity cost with City of Marietta?
Residential customers paid an average of 11.9¢ per kWh in 2025 (EIA), about 12.2¢ adjusted to 2026. The typical home uses 830 kWh a month, a bill of about $102.
Is solar worth it with City of Marietta?
For a typical customer, solar is not worth it: a 3.5 kW system costing about $11,900 pays back in about 22.1 years, with $1,890 net over 25 years.
How many City of Marietta customers have solar?
About 40 homes had net-metered solar at the end of 2025, roughly 0.1% of residential customers (EIA-861).
Legal name: City of Marietta - (GA) (EIA ID 11646). Data: EIA-861 2025 and monthly data through 2026, state policy research October 2026.