WattCost

Data through April 2026

Cost to run · North Carolina · 16.3¢/kWh residential average

How much does it cost to run an air purifier in North Carolina?

$24/yr · median certified model

North Carolina's 16.3¢/kWh rate undercuts the national average by 14%, so the typical certified air purifier costs roughly $24 a year here instead of $28.

In the national ranking, North Carolina lands at 24 of 51 for what an air purifier costs to run. At local rates, certified models span $4.88 (Blueair 4612522000) to $80 (Fellowes Aeramax SV) per year — $75 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.

North Carolina
$24
US average
$28
North Dakota
$18
Hawaii
$69
Median certified air purifier (148 kWh/yr) per year, at each rate

The cheapest air purifiers to run at North Carolina rates

Top 10 by certified kWh, priced at 16.3¢/kWh
#ModelkWh/yr$/yr in NC
1Blueair 4612522000most efficient30$4.88
2AeroNova DH-JH01Amost efficient33$5.36
3AeroNova MK01Amost efficient33$5.36
4ALROCKET MK01Amost efficient33$5.36
5AROEVE MK01Amost efficient33$5.36
6BREEZOME MK01Amost efficient33$5.36
7Greenlite G-Pure-7Wmost efficient33$5.36
8KLOUDIC MK01Amost efficient33$5.36
9REEMKIZZ MK01Amost efficient33$5.36
10ALROCKET DH-JH020US-A00most efficient36$5.85

Price any model at North Carolina rates

Your rate, your numbers

Per day
Per month
$2.00
Per year
$24

148 kWh/yr × 16.3¢/kWh = $24/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 North Carolina?
About $24 a year for the median ENERGY STAR certified air purifier, at North Carolina's average residential rate of 16.3¢/kWh — that's $2.00 a month.
Is electricity expensive in North Carolina?
North Carolina's residential average of 16.3¢/kWh is 14% below the U.S. average of 18.8¢/kWh, ranking 24 of 51 jurisdictions (1 = cheapest).
What's the cheapest air purifier to run in North Carolina?
Among currently certified models, the Blueair 4612522000 costs the least at about $4.88 a year at North Carolina rates (30 kWh/yr).
How does North Carolina 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). North Carolina sits at $24.

Keep digging

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