Cost to Run a Air Purifier in Massachusetts
Massachusetts's average residential electricity rate is 30.5¢/kWh as of July 2026 — the 48th cheapest in the country, 67% above the U.S. average. At typical usage (24 hours/day (always on)), a air purifier here costs $8.90 per month.
Per hour
1.2¢
at 20–100 W
Per day
$0.29
24 hours/day (always on)
Per month
$8.90
29 kWh
Per year
$107
350 kWh
By usage level in Massachusetts
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (12 hrs/day) | $0.15 | $4.45 | $53.44 |
| Typical (24 hrs/day) | $0.29 | $8.90 | $107 |
| Heavy (24 hrs/day) | $0.59 | $17.80 | $214 |
Massachusetts vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a air purifier in Massachusetts?
At Massachusetts's current average residential rate of 30.5¢/kWh (July 2026), a air purifier with typical usage costs about $0.29 per day, $8.90 per month, or $107 per year.
Is running a air purifier in Massachusetts more expensive than average?
Yes. Massachusetts's electricity costs about 67% more than the U.S. average, so the same usage costs $8.90 per month here versus $5.34 nationally.
What does electricity cost in Massachusetts right now?
Massachusetts residents pay an average of 30.5¢ per kWh as of July 2026 — the 48th cheapest rate of the 51 U.S. jurisdictions we track.