EnergyCostHub

Dehumidifiers / District of Columbia

Cost to run a dehumidifier in District of Columbia

A typical ENERGY STAR dehumidifier costs about $85.71 a year to run in District of Columbia, or $7.14 a month, at the state’s average residential price of 25.21 cents per kWh (July 2026).

Typical yearly cost
$85.71
Over ten years
$857 today’s price
Price in District of Columbia
25.21 ¢/kWh

“Typical” means the median annual energy use of 560 current ENERGY STAR certified dehumidifiers (340 kWh a year), multiplied by the price. It is a standardized figure, not a measurement of your home.

By type of dehumidifier

TypeModelsMedian kWh/yrCost per yearPer monthRange per year
Portable Dehumidifier539315$79.41$6.62$26.47 to $223.36
Whole-home Dehumidifier21628$158.32$13.19$105.63 to $707.90

Costs use each type’s median listing; the range runs from its lowest to its highest listed energy use. Source: ENERGY STAR certified dehumidifiers dataset (EPA) and EIA residential prices.

How District of Columbia compares

District of Columbia’s average residential price is 57% above the median US state, ranking 9 of 51 from highest to lowest. The same typical dehumidifier would cost $43.25 a year in Louisiana, the cheapest state, and $163.20 in Hawaii, the most expensive. Over the last 12 months District of Columbia’s price rose 9.4%.

Cost to run a dehumidifier in every state · District of Columbia electricity price history · Replacing an old dehumidifier? Savings calculator

Lowest running cost by type

The published model with the lowest listed annual energy use in each type, with its cost at District of Columbia’s price:

These are the lowest among the models published on this site, not among every certified model. Browse all dehumidifiers by energy use.

Questions

How much does it cost to run a dehumidifier in District of Columbia?

A typical ENERGY STAR dehumidifier (the median of 560 current listings, 340 kWh a year) costs about $85.71 a year, or $7.14 a month, at District of Columbia's average residential price of 25.21 cents per kWh. By type it ranges from $79.41 (portable dehumidifier) to $158.32 (whole-home dehumidifier).

Is electricity expensive in District of Columbia?

District of Columbia's average residential price is 25.21 cents per kWh (July 2026, EIA), 57% above the median state and 9 of 51 when states are ranked from highest to lowest price. The same typical dehumidifier would cost $43.25 a year in Louisiana, the cheapest state, and $163.20 in Hawaii.

Will my dehumidifier cost the same?

Probably not exactly. The annual figure is a standardized ENERGY STAR value, and your own price per kWh may differ from the statewide average. Enter your rate in the calculator on any dehumidifier page for a closer number.

Learn more