Electricity cost in Connecticut

The average residential electric rate in Connecticut is 32.24¢ per kWh as of 2026-04 (EIA). Over the past year it peaked at 32.24¢ in 2026-04 and bottomed at 25.3¢ in 2025-12.

Monthly average rate, last 12 reported months

Month¢/kWh
2025-0531.59¢
2025-0627.19¢
2025-0727.6¢
2025-0830.24¢
2025-0930.48¢
2025-1027.72¢
2025-1127.02¢
2025-1225.3¢
2026-0128.3¢
2026-0230.77¢
2026-0330.47¢
2026-0432.24¢

Averages hide your utility's actual tariff — the calculator takes your real rate, fees, and taxes, and can model seasonal costs per appliance.

Calculate your costs in Connecticut →

What appliances cost to run