Data through April 2026
Cost to run · Oregon · 15.8¢/kWh residential average
How much does it cost to run a room air conditioner in Oregon?
$84/yr · median certified model
Residential electricity in Oregon runs 15.8¢/kWh — 16% under the U.S. average — putting the median certified room air conditioner at about $84 a year, versus $100 nationally.
Oregon ranks 22 of 51 jurisdictions for room air conditioner running costs — solidly mid-table. Model choice matters as much as geography: at Oregon rates the most efficient certified model (TCL T05WV9M) costs $43 a year while the most power-hungry (Friedrich KCVL36B30A) costs $331 — a spread of $288 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.
The cheapest room air conditioners to run at Oregon rates
| # | Model | kWh/yr | $/yr in OR |
|---|---|---|---|
| 1 | TCL T05WV9M | 274 | $43 |
| 2 | TCL T05WV9MB | 274 | $43 |
| 3 | TCL T05WV9R | 274 | $43 |
| 4 | TCL T05WV9RB | 274 | $43 |
| 5 | TCL W5WC72 | 274 | $43 |
| 6 | TCL W5WC72-B | 274 | $43 |
| 7 | TCL W5WC72M | 274 | $43 |
| 8 | TCL W5WC72M-B | 274 | $43 |
| 9 | LG LW6023IVSMmost efficient | 290 | $46 |
| 10 | Midea MAW06U1QWTmost efficient | 298 | $47 |
Price any model at Oregon rates
Your rate, your numbers
- Per day
- 23¢
- Per month
- $7.00
- Per year
- $84
532 kWh/yr × 15.8¢/kWh = $84/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 Oregon?
- About $84 a year for the median ENERGY STAR certified room air conditioner, at Oregon's average residential rate of 15.8¢/kWh — that's $6.99 a month.
- Is electricity expensive in Oregon?
- Oregon's residential average of 15.8¢/kWh is 16% below the U.S. average of 18.8¢/kWh, ranking 22 of 51 jurisdictions (1 = cheapest).
- What's the cheapest room air conditioner to run in Oregon?
- Among currently certified models, the TCL T05WV9M costs the least at about $43 a year at Oregon rates (274 kWh/yr).
- How does Oregon 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). Oregon sits at $84.
Keep digging
- All certified room air conditioners compared
- Room Air Conditioners costs in Arizona (rank 20 of 51)
- Room Air Conditioners costs in Kansas (rank 21 of 51)
- Room Air Conditioners costs in West Virginia (rank 23 of 51)
- Room Air Conditioners costs in North Carolina (rank 24 of 51)
- Running an air purifier in Oregon
- Running a clothes dryer in Oregon
- Running a clothes washer in Oregon
- Running a computer monitor in Oregon
Rate source: US EIA, average residential price of electricity, see methodology.