outdoor · 1600W typical

Running a electric pressure washer costs about $0.32/month.

That's the typical electric pressure washer at 1600W, run 0.05 hours a day at the US-average rate of 16.5¢/kWh. Change any of those and the number moves — use the calculator below to see yours.

Estimated cost

$0.32/month

$0.01 per day$3.85 per year1.92 kWh monthly

Wattage

Hours / day

Your rate

A electric pressure washer draws full power only while the thermostat/compressor is running — about 0.0 effective hours at 1600W across your 0.05-hour window.

How you use it

Cost shifts with how long it's on.

The same electric pressure washer can cost very different amounts depending on usage patterns. Three common scenarios, at the US-average rate.

seasonal cleaning

$0.32

per month

2-3 hours per year averaged daily

0.05 hrs/day·$3.85/yr

weekly small jobs

$0.63

per month

car washing etc

0.1 hrs/day·$7.71/yr

Where you live

$0.57 spread between the cheapest and priciest states.

Same appliance, same hours of use, different zip code — the monthly cost varies this much.

State	Rate	Monthly	Yearly
Hawaii	41.2¢	$0.79	$9.62
California	31.4¢	$0.60	$7.34
Massachusetts	30.8¢	$0.59	$7.19
Connecticut	28.7¢	$0.55	$6.70
Rhode Island	27.9¢	$0.54	$6.52
New Hampshire	24.6¢	$0.47	$5.75
Alaska	24.3¢	$0.47	$5.68
New York	22.3¢	$0.43	$5.21
Maine	22.1¢	$0.42	$5.16
Vermont	21.5¢	$0.41	$5.02
Michigan	19.3¢	$0.37	$4.51
New Jersey	19.1¢	$0.37	$4.46
Maryland	18.4¢	$0.35	$4.30
Pennsylvania	18.1¢	$0.35	$4.23
District of Columbia	17.8¢	$0.34	$4.16
Wisconsin	17.4¢	$0.33	$4.06
Delaware	17.2¢	$0.33	$4.02
Illinois	16.9¢	$0.32	$3.95
Ohio	16.6¢	$0.32	$3.88
Nevada	16.3¢	$0.31	$3.81
Indiana	15.8¢	$0.30	$3.69
Virginia	15.7¢	$0.30	$3.67
Minnesota	15.6¢	$0.30	$3.64
Colorado	15.4¢	$0.30	$3.60
Alabama	15.2¢	$0.29	$3.55
West Virginia	15.2¢	$0.29	$3.55
Florida	15.1¢	$0.29	$3.53
New Mexico	14.8¢	$0.28	$3.46
Texas	14.8¢	$0.28	$3.46
Arizona	14.7¢	$0.28	$3.43
South Carolina	14.7¢	$0.28	$3.43
Kansas	14.6¢	$0.28	$3.41
Georgia	14.2¢	$0.27	$3.32
Iowa	14.1¢	$0.27	$3.29
North Carolina	13.9¢	$0.27	$3.25
Missouri	13.6¢	$0.26	$3.18
Oregon	13.4¢	$0.26	$3.13
Tennessee	13.3¢	$0.26	$3.11
Kentucky	13.2¢	$0.25	$3.08
Mississippi	13.1¢	$0.25	$3.06
Oklahoma	13.1¢	$0.25	$3.06
South Dakota	12.7¢	$0.24	$2.97
Montana	12.4¢	$0.24	$2.90
Nebraska	12.2¢	$0.23	$2.85
Arkansas	12.1¢	$0.23	$2.83
Washington	12.1¢	$0.23	$2.83
Louisiana	11.9¢	$0.23	$2.78
Wyoming	11.6¢	$0.22	$2.71
North Dakota	11.5¢	$0.22	$2.69
Utah	11.4¢	$0.22	$2.66
Idaho	11.3¢	$0.22	$2.64

Efficient vs. inefficient

A $1.93/year difference across the wattage range.

Swapping a high-draw model for an efficient one pays for itself. Here's what that looks like annually at typical usage.

Most efficient

1200W

$0.24 per month

$2.89 per year

Typical

1600W

$0.32 per month

$3.85 per year

High draw

2000W

$0.40 per month

$4.82 per year

When it hits hardest

summer peak

April-October dominant.

Ways to cut the cost

1
Choose Total Stop System models that only run motor under load
Saves 40-60% of actual runtime
2
Use surface cleaner attachments to finish 3x faster
Cuts session time dramatically
3
Use soap or degreaser — less blasting force needed
Lower pressure = lower motor load

Real-world wattages

Pulled from actual spec sheets.

Brand	Model	Watts
Sun Joe	SPX3000 2030 PSI	1800W
Greenworks	GPW1950 1950 PSI	1600W
Ryobi	RY142300 2300 PSI	1800W

Picks that actually move the needle

Three products worth comparing if you're thinking about upgrading or supplementing what you have.

Some links below are affiliate links. If you buy, we may earn a small commission — it never changes the price you pay, and we only recommend picks we would stand behind.

Sun Joe SPX3000 Electric Pressure Washer

Total Stop System only runs motor under load

$160-200

Pressure Washer Surface Cleaner Attachment

Cleans 3x faster = less motor runtime

$45-65

Replacement Pressure Washer Hose

Leaky hoses force continuous motor cycling

$25-40