Electricity rates in 06504 — New Haven, CT
Homes in ZIP 06504 pay about 32.9¢ per kWh (United Illuminating Co., Jan–Aug 2026). The Connecticut average is 24.5¢ and the U.S. average 18.2¢ (Aug 2026).
What a month of electricity costs
Monthly cost at the average price of 32.9¢ per kWh. Real bills add or subtract fixed charges, tiers, time-of-use and fuel adjustments.
Where ZIP 06504 is
scroll or pinch to zoomUtilities serving 06504
| Utility | Home price | Avg. bill | Customers in CT |
|---|---|---|---|
| United Illuminating Co. Investor Owned | 32.9¢ Jan–Aug 2026 | $185 | 312,291 |
Utilities are matched to this ZIP code by NREL’s ZIP–utility table and the EIA service-territory list for South Central Regional; county matches may serve only part of the area. Prices are each utility’s average residential revenue per kWh.
Connecticut price trend
Hover or tap the chart for exact monthly values. Source: EIA-861M (monthly, latest months preliminary); forecast: EIA Short-Term Energy Outlook (October 2026) for the New England region, which includes Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont.
Averages, not a quote. Prices here are what each utility’s residential customers paid on average (revenue ÷ kWh sold, fixed charges included), as reported to the U.S. Energy Information Administration. Your own rate depends on your plan, season and usage — check your bill or your utility’s tariff.
Questions about 06504
How much does electricity cost in 06504?
About 32.9¢ per kWh for homes (United Illuminating Co., Jan–Aug 2026, EIA). At 900 kWh a month that is roughly $296.
Who is the electric utility for 06504?
United Illuminating Co., with about 312,291 residential customers in Connecticut.
Is electricity in CT getting more expensive?
The Connecticut residential average was 24.5¢ per kWh in August 2026, down 18.8% from a year earlier; the U.S. average was 18.2¢.
Can I choose my electricity supplier in CT?
Connecticut allows retail electricity choice for many households; the local utility still delivers the power.