WattCost

Data through April 2026

Cost to run · New Jersey · 23.5¢/kWh residential average

How much does it cost to run an air purifier in New Jersey?

$35/yr · median certified model

At 23.5¢/kWh (25% over the U.S. average), New Jersey makes every kilowatt-hour count: the typical certified air purifier costs around $35 a year here.

In the national ranking, New Jersey lands at 40 of 51 for what an air purifier costs to run. Model choice matters as much as geography: at New Jersey rates the most efficient certified model (Blueair 4612522000) costs $7.06 a year while the most power-hungry (Fellowes Aeramax SV) costs $115 — a spread of $108 every year. 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.

New Jersey
$35
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 New Jersey rates

Top 10 by certified kWh, priced at 23.5¢/kWh
#ModelkWh/yr$/yr in NJ
1Blueair 4612522000most efficient30$7.06
2AeroNova DH-JH01Amost efficient33$7.76
3AeroNova MK01Amost efficient33$7.76
4ALROCKET MK01Amost efficient33$7.76
5AROEVE MK01Amost efficient33$7.76
6BREEZOME MK01Amost efficient33$7.76
7Greenlite G-Pure-7Wmost efficient33$7.76
8KLOUDIC MK01Amost efficient33$7.76
9REEMKIZZ MK01Amost efficient33$7.76
10ALROCKET DH-JH020US-A00most efficient36$8.47

Price any model at New Jersey rates

Your rate, your numbers

Per day
10¢
Per month
$2.90
Per year
$35

148 kWh/yr × 23.5¢/kWh = $35/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 New Jersey?
About $35 a year for the median ENERGY STAR certified air purifier, at New Jersey's average residential rate of 23.5¢/kWh — that's $2.90 a month.
Is electricity expensive in New Jersey?
New Jersey's residential average of 23.5¢/kWh is 25% above the U.S. average of 18.8¢/kWh, ranking 40 of 51 jurisdictions (1 = cheapest).
What's the cheapest air purifier to run in New Jersey?
Among currently certified models, the Blueair 4612522000 costs the least at about $7.06 a year at New Jersey rates (30 kWh/yr).
How does New Jersey 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). New Jersey sits at $35.

Keep digging

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