Fairfield County is Connecticut's most densely populated and wealthiest county. Eversource CT serves the majority; United Illuminating serves Bridgeport and Shelton. With rates of $0.22–$0.28/kWh and some of the highest home values in New England, solar ROI here is exceptional. Greenwich and Darien see the fastest adoption rates; Norwalk and Bridgeport represent a growing mid-market opportunity. The CT RSIP program is available across the county.
Fairfield County is Connecticut's most densely populated and wealthiest county. Eversource CT serves the majority; United Illuminating serves Bridgeport and Shelton. With rates of $0.22–$0.28/kWh and some of the highest home values in New England, solar ROI here is exceptional. Greenwich and Darien see the fastest adoption rates; Norwalk and Bridgeport represent a growing mid-market opportunity. The CT RSIP program is available across the county.
Primary utility: Eversource CT / United Illuminating — eligible for CT RSIP incentive and net metering. Average monthly bills: $185–$255/month. Typical payback: 6–9 years.
Federal 30% ITC + CT RSIP upfront incentive + net metering via Eversource CT / United Illuminating + CT 15-year property tax exemption (CGS § 12-81(57)) + CT 6.35% sales tax exemption + CT Green Bank Smart-E Loan financing.
Gross cost: $21,000–$36,000. After 30% federal ITC: approximately $14,700–$25,200. CT RSIP and net metering reduce effective cost further over the system's life.
Excess solar production earns credits on your Eversource CT / United Illuminating bill under CT's netting tariff. Credits roll month-to-month. Your installer handles the interconnection application.
No — Connecticut law (CGS § 12-81(57)) exempts residential solar from property tax assessment for 15 years. In high-tax CT towns, this exemption is particularly valuable.
2 minutes. No commitment. Licensed CT installers only.