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Editor: Katerine G., Editor & Data Researcher · Research & publishing: Electric Consumer Editorial Team · Data retrieved · Sources named on this page: EIA retail sales · How we got these numbers · Report an error

Connecticut commercial electricity rates

For 156,818 Connecticut commercial accounts the 2024 average price was 21.21 cents per kWh on 11.7 TWh of sales.

In 2024 Connecticut commercial accounts paid 21.21 ¢/kWh, rank 4 of 51 and 66.4% above the U.S. commercial price (12.75 ¢). A Connecticut account using 6,198 kWh a month pays about $1,315. Since 2015 the Connecticut price moved +32.8%.

Connecticut sits 0.36 ¢ under Alaska, the state above, and 0.12 ¢ over Rhode Island, the state below. At 6,198 kWh a month, energy in Connecticut costs 869 dollars more than in North Dakota, the cheapest commercial state.

How it compares

Connecticut commercial
Commercial price20242015ChangeBill
Connecticut21.21 ¢/kWhthis state15.97 ¢/kWh+32.8%$1,315at 6,198 kWh
Alaska (next above)21.57 ¢/kWh+0.36 ¢ against Connecticut17.44 ¢/kWh+23.7%$1,337at 6,198 kWh
Rhode Island (next below)Lowest in this table21.09 ¢/kWh-0.12 ¢ against Connecticut15.78 ¢/kWh+33.7%$1,307at 6,198 kWh

Compare 6 Connecticut companies

Connecticut commercial: 2025 and 2026

Connecticut commercial, data to July 2026.

Connecticut 2025 average price
23.11 ¢/kWh+9.0% against 2024, U.S. +5.2%
Connecticut 2025 rank
4 of 51same place as 2024
Connecticut January to Jul 2026
22.13 ¢/kWh-7.0% on Jan-Jul 2025
Connecticut Last 12 months
22.14 ¢/kWhto July 2026
Connecticut July 2026
19.87 ¢/kWh-13.1% against July 2025
Connecticut 2025 costliest month
Feb 25.83 ¢cheapest Nov 21.18 ¢, a 22% spread
Connecticut Typical 2025 bill
$1,413 a monthtop Jul $1,647, low Nov $1,211

The Connecticut commercial price averaged 23.11 ¢/kWh in 2025, +9.0% on 2024: Connecticut ran 3.8 points faster than the nation. From January to July 2026 the Connecticut average is 22.13 ¢, -7.0% on 2025, 12.6 points below the U.S. change. Seasonality in Connecticut: 2025 peaked in February at 25.83 ¢ and bottomed in November at 21.18 ¢. A typical commercial account in Connecticut paid about $16,960 for energy over 2025, from $1,211 in November to $1,647 in July; use per account ran 5,716 to 7,205 kWh a month.

Connecticut commercial price by month, 2024 to Jul 2026

Price by month, Connecticut commercial: 12 rows
Month202420252026 to Jul
Jan20.3424.5023.16
Feb20.6925.8324.59
Mar20.1625.1423.78
Apr20.5924.3723.56
May19.3123.2621.08
Jun19.1621.3019.62
Jul19.9722.8619.87
Aug22.2723.70No data
Sep23.3821.94No data
Oct22.9121.58No data
Nov22.7321.18No data
Dec23.2822.21No data

12 rows from EIA retail sales.

CSV

What a typical Connecticut commercial account paid each month

Connecticut commercial: use per account times price, energy only.

Typical bill by month, Connecticut commercial: 12 rows
Month20252026 to Jul
Jan15541477
Feb14821435
Mar14181441
Apr12871315
May13451189
Jun14811344
Jul16471395
Aug1522No data
Sep1364No data
Oct1233No data
Nov1211No data
Dec1417No data

12 rows from EIA retail sales.

CSV

Connecticut commercial charts

Commercial price, Connecticut and U.S.

Connecticut 15.97 ¢ in 2015 and 21.21 ¢ in 2024, 8.46 ¢ over the national figure.

Connecticut commercial price against the national average, 2015 to 2024: 10 rows
YearConnecticut commercialGap to U.S. commercialConnecticut residential
201515.97+5.3320.94
201615.75+5.3220.01
201716.06+5.4020.29
201816.76+6.0921.20
201916.75+6.0721.87
202016.58+5.9922.71
202116.46+5.2421.91
202218.54+6.1324.61
202319.99+7.4029.88
202421.21+8.4628.75

10 rows from EIA retail sales.

CSV

Annual change

Biggest move +12.6% in 2022; latest +6.1%.

% vs prior year

  1. -1.42016
  2. +2.02017
  3. +4.42018
  4. -0.12019
  5. -1.02020
  6. -0.72021
  7. +12.62022
  8. +7.82023
  9. +6.12024

Year-over-year change, Connecticut commercial price: EIA retail sales.

CSV

Analyst note

The Connecticut commercial price sat above the U.S. average in 10 of 10 years; the gap was +5.33 ¢ in 2015 and +8.46 ¢ in 2024. In the 2024 ranking Connecticut sits between Alaska (21.57 ¢) one place above and Rhode Island (21.09 ¢) one place below; the top of the list is 16.97 ¢ away and the bottom 14.02 ¢. Connecticut was 3rd in 2015 with 15.97 ¢ and is 4th now; a fall in the table. Connecticut commercial prices rose in 5 of 9 years. The largest rise was +12.6% in 2022, and the largest fall -1.4% in 2016. The Connecticut price peaked at 21.21 ¢ in 2024 and bottomed at 15.75 ¢ in 2016; 2024 is the peak and +34.7% from the low. Compounded, that is +3.20% a year in Connecticut, +1.17 points against the U.S. Connecticut buys 0.80% of all U.S. commercial electricity with 0.80% of the accounts, so the average Connecticut account uses 1.00 times the national average.

Connecticut commercial customers paid 21.21 ¢ in 2024, which puts the state 4th of 51, a top-ten position, 8.46 ¢ over the U.S. Nine years moved the Connecticut commercial price +32.8% (+3.2% a year), ahead of the U.S. by 13.0 points. The sharpest year was 2022 at +12.6%; the peak came in 2024.

The latest Connecticut year moved +6.1%, so prices are still climbing. The Connecticut residential price of 28.75 ¢ sits 7.54 ¢ above. A Connecticut commercial account uses 6,198 kWh a month; priced at 21.21 ¢ that is about $1,315, and the sector buys 42.6% of Connecticut's power.

Counting revenue instead of kWh, Connecticut commercial accounts bring in 37.3% of Connecticut sector revenue on 42.9% of the kWh, a discount of 5.6 points that comes from the price level: 21.21 ¢ here against 28.75 ¢ for residential and 17.12 ¢ for industrial accounts. The average Connecticut commercial account uses 6,198 kWh a month, 18 of 51 among states on that measure; a residential account uses 0.11 times as much and an industrial account 8.89 times. Commercial accounts are 9.15% of the 1,713,428 accounts in Connecticut.

Facts

Commercial price 2024
21.21 ¢/kWh+66.4% against U.S.
Price in 2015
15.97 ¢/kWh+32.8% to 2024
Annual change
+3.2%+1.2 points vs U.S.
Rank
4 of 5147 states cost less
Gap to U.S.
+8.46 ¢$524.32 a month
Peak year
202421.21 ¢; 2016 low 15.75 ¢
Sales
11.7 TWh42.6% of state sales
Commercial accounts
156,81843.58 per 1,000 residents
Use per account
6,198 kWh/mo74,371 a year
Implied monthly bill
$1,315+$524 against U.S. rate

Data tables

Connecticut, commercial: price by year

YearConnecticutU.S.ChangeGapRatio
201515.9710.64No data+5.331.501
201615.7510.43-1.4%+5.321.510
201716.0610.66+2.0%+5.401.507
201816.7610.67+4.4%+6.091.571
201916.7510.68-0.1%+6.071.568
202016.5810.59-1.0%+5.991.566
202116.4611.22-0.7%+5.241.467
202218.5412.41+12.6%+6.131.494
202319.9912.59+7.8%+7.401.588
202421.2112.75+6.1%+8.461.664

Connecticut commercial: cost by use

Monthly kWhConnecticut cost a monthGap to U.S. rate in Connecticut
1,550 (0.25x the Connecticut account)$328.75+$131.13
3,100 (0.5x the Connecticut account)$657.51+$262.26
6,200 (1x the Connecticut account)$1,315.02+$524.52
9,300 (1.5x the Connecticut account)$1,972.53+$786.78
12,400 (2x the Connecticut account)$2,630.04+$1,049.04
24,790 (4x the Connecticut account)$5,257.96+$2,097.23

Connecticut: the three sectors measured against commercial

SectorConnecticut price ¢/kWhPrice vs commercialConnecticut kWh per account a monthUse vs commercialConnecticut revenue shareConnecticut kWh share
Residential28.751.36x6950.11x56.1%47.7%
Commercial (this page)21.211.00x6,1981.00x37.3%42.9%
Industrial17.120.81x55,1168.89x6.6%9.4%

Questions on Connecticut commercial

How much per kWh do Connecticut commercial customers pay: 21.21 cents on average?

21.21 cents in 2024, +66.4% against the U.S. rate.

Is Connecticut cheap or costly for commercial power?

4th of 51, with 47 places charging less.

What is the nine-year price trend for Connecticut commercial power?

15.97 to 21.21 cents: +32.8% in total, +3.2% a year.

What is a typical monthly commercial bill in Connecticut?

6,198 kWh at 21.21 cents, price times use, comes to $1,315.

How many commercial electricity accounts does Connecticut have?

156,818 accounts, or 43.58 per 1,000 residents.

When were Connecticut commercial prices highest since 2015?

2024 at 21.21 cents; the low was 15.75 cents in 2016.

What did Connecticut commercial electricity cost in 2025?

Connecticut averaged 23.11 cents per kWh, +9.0% against 21.21 in 2024, and 4 of 51 among states.

Are Connecticut commercial electricity prices rising in 2026?

Connecticut is -12.6 points against the U.S.: 22.13 cents from January to July 2026, -7.0% on 2025.

When in 2025 did Connecticut commercial power cost most, February or November?

February at 25.83 cents in Connecticut; November was the lowest at 21.18, a 22% spread.

Does Connecticut commercial power cost more than the national average in 2026?

8.16 cents above the national average; Connecticut 22.13 cents over January to July 2026, -7.0% on 2025.

More on Connecticut commercial

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In 2024 Connecticut commercial accounts paid 21.21 ¢/kWh, rank 4 of 51 and 66.4% above the U.S. commercial price (12.75 ¢).