Billowatt

Cost to Run a Ductless Mini-Split in Washington, D.C.

Washington, D.C.'s average residential electricity rate is 25.4¢/kWh as of April 2026 — the 42nd cheapest in the country, 35% above the U.S. average. At typical usage (8 hours/day), a ductless mini-split here costs $49.42 per month.

Per hour

$0.20

at 400–2,000 W

Per day

$1.63

8 hours/day

Per month

$49.42

195 kWh

Per year

$593

2,336 kWh

By usage level in Washington, D.C.

Usage Per day Per month Per year
Light (4 hrs/day) $0.81 $24.71 $297
Typical (8 hrs/day) $1.63 $49.42 $593
Heavy (16 hrs/day) $3.25 $98.84 $1,187

Washington, D.C. vs. the rest of the country

Monthly cost at typical usage.

Washington, D.C. $49.42
South average $32.85
U.S. average $36.58

Frequently asked questions

How much does it cost to run a ductless mini-split in Washington, D.C.?

At Washington, D.C.'s current average residential rate of 25.4¢/kWh (April 2026), a ductless mini-split with typical usage costs about $1.63 per day, $49.42 per month, or $593 per year.

Is running a ductless mini-split in Washington, D.C. more expensive than average?

Yes. Washington, D.C.'s electricity costs about 35% more than the U.S. average, so the same usage costs $49.42 per month here versus $36.58 nationally.

What does electricity cost in Washington, D.C. right now?

Washington, D.C. residents pay an average of 25.4¢ per kWh as of April 2026 — the 42nd cheapest rate of the 51 U.S. jurisdictions we track.

Ductless Mini-Split costs in nearby states

What else costs to run in Washington, D.C.

See the full Washington, D.C. electricity cost guide →