What do Connecticut utilities charge before you use any power?
3 Connecticut utilities, 14 plans, 94% of homes covered. The middle utility bills $13.02 monthly, $156 over twelve months, whatever the meter reads. At 29.38 cents a kWh that buys 44 kWh, about 7% of a 637 kWh bill. Rank 18 of 24, $5.48 under the $18.50 all-state figure.
Connecticut: fixed charge by utility
| Connecticut Light & Power Co | investor-owned | 1,174,420 | 8 | $10.31 | $9.62 to $23.75 | 2026-01-16 |
|---|---|---|---|---|---|---|
| United Illuminating Co | investor-owned | 312,291 | 4 | $13.02 | $13.02 | 2026-03-09 |
| Groton Dept of Utilities | municipal | 12,284 | 2 | $26.75 | $26.50 to $27.00 | 2025-07-16 |
Connecticut utility medians
$26.75 at the top against $10.31 at the bottom: 2.6 to 1. Connecticut Light & Power Co, the biggest at 1,174,420 homes, bills $10.31, $2.71 under the state median. Weighted by homes: $10.31 (-$2.71). Connecticut Light & Power Co alone spans $9.62 to $23.75 over 8 plans.
What $13.02 a month means in Connecticut
$13.02 at 29.38 cents is 44 kWh, 7% of a typical 637 kWh month.
Per kWh: 2.0 cents at 637 kWh, 4.1 cents at 318 kWh.
Where Connecticut sits among states
Missouri is 16th at $16.31, $3.29 over Connecticut. Illinois is 17th at $16.00, $2.98 over Connecticut. Pennsylvania is 19th at $13.00, $0.02 under Connecticut. Wisconsin is 20th at $13.00, $0.02 under Connecticut.
Connecticut beside 2 neighbors
| Neighbor | Median $ | Gap to Connecticut | Utilities / plans |
|---|---|---|---|
| Massachusetts | $10.52 | -$2.50 | 4 / 47 |
| New York | $21.00 | +$7.98 | 6 / 75 |
Check your Connecticut utility
- Pick your Connecticut utility.
More
Nearest medians: Pennsylvania $13.00, Wisconsin $13.00, Louisiana $11.99, Michigan $11.93
Sources
Connecticut plan edits run 2025-07-16 to 2026-03-09; hub page: file dates and checksums.
Questions
How much is the fixed charge for Connecticut electricity customers?
$13.02 a month at the median of 3 utilities ($10.31 to $26.75); $10.31 when weighted by homes.
Which Connecticut utility has the highest fixed charge?
Groton Dept of Utilities, with a median of $26.75 a month across 2 plans.
Can I avoid the fixed charge in Connecticut?
Not by using less: the cheapest Connecticut plan read lists $9.62 and the dearest $27.00, each billed at zero use.
How recent is this Connecticut data?
Connecticut plan edits date from 2025-07-16 to 2026-03-09; a rate case can move a charge after that, so read your own tariff.