WattCost

Data through June 2026

Cost to run · Rhode Island · 29.2¢/kWh residential average

How much does it cost to run a dishwasher in Rhode Island?

$70/yr · median certified model

At 29.2¢/kWh, Rhode Island ranks among the priciest states for power. The typical certified dishwasher runs about $70 annually here, which makes choosing an efficient model worth actual dollars, not rounding error.

Rhode Island ranks 46 of 51 jurisdictions for dishwasher running costs — solidly mid-table. Model choice matters as much as geography: at Rhode Island rates the most efficient certified model (Loch L1126) costs $23 a year while the most power-hungry (Amana ADFS2524R) costs $70 — a spread of $47 every year. For reference, the national extremes are Nevada (13.1¢/kWh) and Hawaii (52.7¢/kWh); the same median dishwasher would cost $31 and $126 a year there.

Rhode Island
$70
US average
$44
Nevada
$31
Hawaii
$126
Median certified dishwasher (239 kWh/yr) per year, at each rate

The cheapest dishwashers to run at Rhode Island rates

Price any model at Rhode Island rates

Your rate, your numbers

Per day
19¢
Per month
$5.82
Per year
$70

239 kWh/yr × 29.2¢/kWh = $70/yr

Prefilled with the median certified dishwasher (239 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 a dishwasher in Rhode Island?
About $70 a year for the median ENERGY STAR certified dishwasher, at Rhode Island's average residential rate of 29.2¢/kWh — that's $5.82 a month.
Is electricity expensive in Rhode Island?
Rhode Island's residential average of 29.2¢/kWh is 59% above the U.S. average of 18.3¢/kWh, ranking 46 of 51 jurisdictions (1 = cheapest).
What's the cheapest dishwasher to run in Rhode Island?
Among currently certified models, the Loch L1126 costs the least at about $23 a year at Rhode Island rates (80 kWh/yr).
How does Rhode Island compare with other states?
The same median dishwasher costs $31 a year in Nevada (the cheapest state) and $126 in Hawaii (the priciest). Rhode Island sits at $70.

Keep digging

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