Eversource Connecticut electricity rates
Connecticut Light & Power Co, as the EIA and URDB list it
Connecticut Light & Power Co's customers paid 28.5¢ per kWh in 2024, riders included (EIA-861): about $187 a month for 656 kWh. Rate 7 - Residential Time-Of-Day Electric Service, the lowest of 2 open plans at 1,000 kWh a month, comes to $3,593 a year, at the typical hour-by-hour use of homes in Connecticut. Schedule retrieved October 8, 2026.
Every priced Connecticut Light & Power Co plan, 1,000 kWh/mo
| Plan | Per year | vs cheapest | Effective |
|---|---|---|---|
| Rate 7 - Residential Time-Of-Day Electric Service✓ cheapesttime-of-use · in effect since January 2026 | $3,592.88 | — | 29.9¢ |
| Rate 1 - Residential Electric Serviceflat rate · in effect since January 2026 | $3,621.00 | +$28.12 | 30.2¢ |
| Priced but not ranked — restricted, older, or not verifiable as a bill | |||
| Rate 18- Controlled Water Heating Electric Serviceflat rate · in effect since January 2026 · delivery charges only | $1,368.96 | −$2,223.92 | 11.4¢ |
| Rate 5 - Residential Electric Heating Serviceflat rate · in effect since January 2026 · delivery charges only | $1,938.48 | −$1,654.40 | 16.2¢ |
| Rate 7 - Residential Time-Of-Day Electric Servicetime-of-use · in effect since January 2026 · delivery charges only | $2,031.34 | −$1,561.54 | 16.9¢ |
| Rate 1 - Residential Electric Serviceflat rate · in effect since January 2026 · delivery charges only | $2,068.08 | −$1,524.80 | 17.2¢ |
| Rate 18- Controlled Water Heating Electric Serviceflat rate · in effect since January 2026 · needs electric heating | $2,817.84 | −$775.04 | 23.5¢ |
| Rate 5 - Residential Electric Heating Serviceflat rate · in effect since January 2026 · needs electric heating | $3,491.40 | −$101.48 | 29.1¢ |
Price Connecticut Light & Power Co’s plans at your own usage
The cheapest Connecticut Light & Power Co plan at each level of use
- 500 kWh/mo — cheapest $1,854.14 (Rate 7 - Residential Time-Of-Day Electric Service), dearest $1,868.28, a $14.14 spread
- 1,000 kWh/mo — cheapest $3,592.88 (Rate 7 - Residential Time-Of-Day Electric Service), dearest $3,621.00, a $28.12 spread
- 2,000 kWh/mo — cheapest $7,070.29 (Rate 7 - Residential Time-Of-Day Electric Service), dearest $7,126.56, a $56.27 spread
What Connecticut Light & Power Co's customers were billed in 2024
At 656 kWh a month, Connecticut Light & Power Co's median open plan comes to 30.6¢ per kWh, 7% above the 28.5¢ its customers were billed in 2024, riders included.
| Ownership, as EIA classes it | Investor-owned |
|---|---|
| Full-service homes in Connecticut | 924,132 |
| Homes it delivers to for other suppliers | 250,288 |
| Share of Connecticut's households | 78% |
| Average use per home | 656 kWh a month |
| Average bill per home | $187.10 a month |
| Billed per kWh, riders included | 28.5¢ |
| Median open plan here, at that use | 30.6¢ |
Connecticut Light & Power Co in U.S. Energy Information Administration, Form EIA-861, 2024 (Sales_Ult_Cust_2024.xlsx), retrieved September 23, 2026.
How the Rate 1 - Residential Electric Service bill at 1,000 kWh has moved since 2014
Connecticut Light & Power Co's Rate 1 - Residential Electric Service cost $179.53 a month under its July 2014 version, filed then as Residential Electric Service, and costs $301.75 under its January 2026 one, 68% more. Its biggest single step, in July 2022, added $62.81 (31%). In Connecticut, EIA's average price rose 49% between 2014 and 2025.
Every version of Rate 1 - Residential Electric Service
| Took effect | At 1,000 kWh | Change | Record |
|---|---|---|---|
| January 2026 | $301.75 | +$11.60 (+4.0%) | URDB |
| January 2024 | $290.15 | +$26.74 (+10.2%) | URDB |
| July 2022 | $263.41 | +$62.81 (+31.3%) | URDB |
| July 2019 | $200.60 | −$0.01 (−0.0%) | URDB |
| July 2018 | $200.61 | +$9.69 (+5.1%) | URDB |
| July 2017 | $190.92 | −$8.23 (−4.1%) | URDB |
| January 2016as Residential Electric Service | $199.15 | +$19.62 (+10.9%) | URDB |
| July 2014as Residential Electric Service | $179.53 | First on record | URDB |
In the guides: Why electricity rates change
How it compares
Among the 100 utilities indexed, Connecticut Light & Power Co's cheapest open plan is the 7th-highest, 91% more than their median of $1,877.14. It sits between Long Island Power Authority ($3,512.72) and Consolidated Edison Co-NY Inc ($3,830.81).
Its fixed charge, $9.62 a month on Rate 7 - Residential Time-Of-Day Electric Service, is lower than on the cheapest plan of 80 of the other 99 utilities.
None of Connecticut Light & Power Co's plans open to any household has a tiered step or a seasonal price in this data: a kWh costs the same however much is used and whatever the month.
In the guides: What a bill costs before a single kilowatt-hour
Cheapest 6 plans at 1,000 kWh a month
Rate 7 - Residential Time-Of-Day Electric Service — $3,592.88 a year, 29.9¢ per kWh effective, time-of-use. It carries a $9.62 monthly standing charge. In effect since January 2026.
Rate 1 - Residential Electric Service — $3,621.00 a year, 30.2¢ per kWh effective, flat rate. It carries a $9.62 monthly standing charge. In effect since January 2026.
Rate 18- Controlled Water Heating Electric Service — $1,368.96 a year, 11.4¢ per kWh effective, flat rate. It carries a $11.00 monthly standing charge. In effect since January 2026. Restricted: delivery charges only.
Rate 5 - Residential Electric Heating Service — $1,938.48 a year, 16.2¢ per kWh effective, flat rate. It carries a $23.75 monthly standing charge. In effect since January 2026. Restricted: delivery charges only.
Rate 7 - Residential Time-Of-Day Electric Service — $2,031.34 a year, 16.9¢ per kWh effective, time-of-use. It carries a $9.62 monthly standing charge. In effect since January 2026. Restricted: delivery charges only.
Rate 1 - Residential Electric Service — $2,068.08 a year, 17.2¢ per kWh effective, flat rate. It carries a $9.62 monthly standing charge. In effect since January 2026. Restricted: delivery charges only.
How Connecticut Light & Power Co's plans are structured
Of 8 priceable plans: 2 time-of-use, 6 flat-rate.
Fixed monthly charges run from $9.62 to $23.75.
Connecticut Light & Power Co's published schedules
EIA-861 lists Connecticut Light & Power Co serving homes in Connecticut and in no other state, which is how its plans are placed there. 8 of its 8 published residential schedules can be priced.
When Connecticut Light & Power Co's time-of-use plans charge most
Rate 7 - Residential Time-Of-Day Electric Service charges 39.8¢ a kWh weekdays noon to 8 pm, all year, against 24.8¢ in its cheapest hours; those dearest hours are 24% of the year. Homes in Connecticut typically put 28% of their electricity in them (NREL ResStock).
In the guides: Time-of-use plans, hour by hour