WattCost

Data through April 2026

Cost to run · Louisiana · 14.4¢/kWh residential average

How much does it cost to run a room air conditioner in Louisiana?

$77/yr · median certified model

Louisiana's 14.4¢/kWh rate undercuts the national average by 23%, so the typical certified room air conditioner costs roughly $77 a year here instead of $100.

In the national ranking, Louisiana lands at 12 of 51 for what a room air conditioner costs to run. Model choice matters as much as geography: at Louisiana rates the most efficient certified model (TCL T05WV9M) costs $40 a year while the most power-hungry (Friedrich KCVL36B30A) costs $303 — a spread of $263 every year. For reference, the national extremes are North Dakota (12.3¢/kWh) and Hawaii (46.6¢/kWh); the same median room air conditioner would cost $66 and $248 a year there.

Louisiana
$77
US average
$100
North Dakota
$66
Hawaii
$248
Median certified room air conditioner (532 kWh/yr) per year, at each rate

The cheapest room air conditioners to run at Louisiana rates

Top 10 by certified kWh, priced at 14.4¢/kWh
#ModelkWh/yr$/yr in LA
1TCL T05WV9M274$40
2TCL T05WV9MB274$40
3TCL T05WV9R274$40
4TCL T05WV9RB274$40
5TCL W5WC72274$40
6TCL W5WC72-B274$40
7TCL W5WC72M274$40
8TCL W5WC72M-B274$40
9LG LW6023IVSMmost efficient290$42
10Midea MAW06U1QWTmost efficient298$43

Price any model at Louisiana rates

Your rate, your numbers

Per day
21¢
Per month
$6.40
Per year
$77

532 kWh/yr × 14.4¢/kWh = $77/yr

Prefilled with the median certified room air conditioner (532 kWh/yr). Every model page on this site carries its exact certified figure.

Questions, answered with the data

How much does it cost to run a room air conditioner in Louisiana?
About $77 a year for the median ENERGY STAR certified room air conditioner, at Louisiana's average residential rate of 14.4¢/kWh — that's $6.40 a month.
Is electricity expensive in Louisiana?
Louisiana's residential average of 14.4¢/kWh is 23% below the U.S. average of 18.8¢/kWh, ranking 12 of 51 jurisdictions (1 = cheapest).
What's the cheapest room air conditioner to run in Louisiana?
Among currently certified models, the TCL T05WV9M costs the least at about $40 a year at Louisiana rates (274 kWh/yr).
How does Louisiana compare with other states?
The same median room air conditioner costs $66 a year in North Dakota (the cheapest state) and $248 in Hawaii (the priciest). Louisiana sits at $77.

Keep digging

Rate source: US EIA, average residential price of electricity, see methodology.