Data through April 2026
Cost to run · District of Columbia · 25.4¢/kWh residential average
How much does it cost to run an air purifier in District of Columbia?
$38/yr · median certified model
At 25.4¢/kWh, District of Columbia ranks among the priciest states for power. The typical certified air purifier runs about $38 annually here, which makes choosing an efficient model worth actual dollars, not rounding error.
In the national ranking, District of Columbia lands at 42 of 51 for what an air purifier costs to run. At local rates, certified models span $7.62 (Blueair 4612522000) to $125 (Fellowes Aeramax SV) per year — $117 of annual headroom that depends entirely on which unit you buy. For reference, the national extremes are North Dakota (12.3¢/kWh) and Hawaii (46.6¢/kWh); the same median air purifier would cost $18 and $69 a year there.
The cheapest air purifiers to run at District of Columbia rates
| # | Model | kWh/yr | $/yr in DC |
|---|---|---|---|
| 1 | Blueair 4612522000most efficient | 30 | $7.62 |
| 2 | AeroNova DH-JH01Amost efficient | 33 | $8.39 |
| 3 | AeroNova MK01Amost efficient | 33 | $8.39 |
| 4 | ALROCKET MK01Amost efficient | 33 | $8.39 |
| 5 | AROEVE MK01Amost efficient | 33 | $8.39 |
| 6 | BREEZOME MK01Amost efficient | 33 | $8.39 |
| 7 | Greenlite G-Pure-7Wmost efficient | 33 | $8.39 |
| 8 | KLOUDIC MK01Amost efficient | 33 | $8.39 |
| 9 | REEMKIZZ MK01Amost efficient | 33 | $8.39 |
| 10 | ALROCKET DH-JH020US-A00most efficient | 36 | $9.15 |
Price any model at District of Columbia rates
Your rate, your numbers
- Per day
- 10¢
- Per month
- $3.13
- Per year
- $38
148 kWh/yr × 25.4¢/kWh = $38/yr
Prefilled with the median certified air purifier (148 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 an air purifier in District of Columbia?
- About $38 a year for the median ENERGY STAR certified air purifier, at District of Columbia's average residential rate of 25.4¢/kWh — that's $3.13 a month.
- Is electricity expensive in District of Columbia?
- District of Columbia's residential average of 25.4¢/kWh is 35% above the U.S. average of 18.8¢/kWh, ranking 42 of 51 jurisdictions (1 = cheapest).
- What's the cheapest air purifier to run in District of Columbia?
- Among currently certified models, the Blueair 4612522000 costs the least at about $7.62 a year at District of Columbia rates (30 kWh/yr).
- How does District of Columbia compare with other states?
- The same median air purifier costs $18 a year in North Dakota (the cheapest state) and $69 in Hawaii (the priciest). District of Columbia sits at $38.
Keep digging
- All certified air purifiers compared
- Air Purifiers costs in New Jersey (rank 40 of 51)
- Air Purifiers costs in Vermont (rank 41 of 51)
- Air Purifiers costs in New Hampshire (rank 43 of 51)
- Air Purifiers costs in Alaska (rank 44 of 51)
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- Running a computer monitor in District of Columbia
- Running a dehumidifier in District of Columbia
Rate source: US EIA, average residential price of electricity, see methodology.