By State/Connecticut

Solar Panel Costs in Connecticut (2026)

Avg cost: $3.15/watt | 3.8 sun hours/day | Fair

Connecticut Solar Overview

$3.15/W
Cost Per Watt
3.8 hrs
Peak Sun Hours
1,900 MW
Installed Capacity
Fair
Solar Rating

A typical 7 kW residential system in Connecticut costs $26,901 before the federal tax credit and $18,831 after. With 3.8 peak sun hours per day, the system produces approximately 7,767 kWh annually, saving an estimated $1,243/year. The payback period is approximately 15.1 years.

Net Metering in Connecticut

Available at retail rate

State Incentives & Tax Credits

Federal ITC (30%)

Save $8,070 on a 7 kW system. Available through 2032.

Connecticut State Incentive

Residential Solar Investment Program (RSIP) rebate; property and sales tax exemptions

Solar Service Costs in Connecticut

ServiceLowHighCT Avg
Residential Solar Installation$18,300$36,600$27,450
Commercial Solar Installation$61,000$244,000$122,000
Battery Storage Installation$6,100$18,300$12,200
Solar Panel Removal$1,830$6,100$3,660
Solar Panel Cleaning$183$732$366
Inverter Replacement$1,220$4,270$2,440
Solar Roof Tiles$48,800$91,500$67,100
Solar Water Heater$3,660$8,540$6,100

Top Solar Installers in Connecticut

  • Trinity Solar
  • Sunnova
  • Sunrun
  • Green Power Energy

Always verify NABCEP certification, state licensing, insurance, and customer reviews. Get at least 3 written quotes.

Frequently Asked Questions

Browse All States

Compare solar costs across all 50 states.

View All States

Get a Savings Estimate

Use our calculator to estimate savings for Connecticut.

Try Calculator

Solar Panel Brands

Compare the top 10 solar panel brands by efficiency and price.

Compare Panels