SaunaCosts

Sauna running cost in Connecticut

Connecticut residential electricity runs 27.37 cents per kWh as of May 2026, which is 48 percent above the national average of 18.44 cents. That makes it the 44th cheapest of the 51 states and territories the EIA reports.

What it costs here

Running cost is heater power times session length times your rate. Every figure below uses Connecticut's own rate and a 1 hour session.

Heater powerPer sessionPer month at 12 sessionsPer year
3 kW$0.82$9.85$118
4.5 kW$1.23$14.78$177
6 kW$1.64$19.71$236
8 kW$2.19$26.28$315
9 kW$2.46$29.56$355

By how often you use it

A 6 kW sauna in Connecticut, by weekly habit:

UsagePer monthPer year
2 sessions a week$14.23$171
3 sessions a week$21.35$256
5 sessions a week$35.58$427

Same arithmetic as the running cost calculator, which takes your exact heater power and session length.

How Connecticut compares

A 6 kW sauna run 12 times a month costs $236 a year in Connecticut. The same sauna costs $107 in Idaho, the cheapest state at 12.35 cents, and $449 in Hawaii, the most expensive at 52.00 cents. Rates come from the U.S. Energy Information Administration and are refreshed on the schedule described on the methodology page.

Running cost in every state

Running cost questions

How much does it cost to run a sauna in Connecticut?
At 27.37 cents per kWh, a 6 kW sauna costs $1.64 for a 1 hour session, $19.71 a month at 12 sessions, and $236 a year. Smaller and larger heaters scale from there: 3 kW costs $0.82 a session and 9 kW costs $2.46.
Is electricity expensive in Connecticut?
Connecticut residential electricity is 27.37 cents per kWh, 48 percent above the national average of 18.44 cents. That ranks it 44th of the 51 states and territories the EIA reports, counting from the cheapest.
How does that compare with the cheapest and most expensive states?
The same 6 kW sauna, run 12 times a month, costs $236 a year in Connecticut, $107 in Idaho and $449 in Hawaii. The spread between the cheapest and most expensive state is $342 a year on an identical sauna.
Where does this rate come from?
The U.S. Energy Information Administration's residential electricity price series, for May 2026. It is an average across the state, so your own utility's rate and any time of use plan will differ. Sourcing and refresh cadence are described on the methodology page.

Prices and specifications verified July 25, 2026, and re-checked weekly after that. How these numbers are checked.

Free guide: sizing and budgeting a home sauna

A fill-in worksheet covering room sizing math, the electrical checklist, indoor vs outdoor decisions, a full cost worksheet, and ten questions to ask the dealer.