WattCost

Data through April 2026

Cost to run · Massachusetts · 29.4¢/kWh residential average

How much does it cost to run a computer monitor in Massachusetts?

$13/yr · median certified model

At 29.4¢/kWh, Massachusetts ranks among the priciest states for power. The typical certified computer monitor runs about $13 annually here, which makes choosing an efficient model worth actual dollars, not rounding error.

Only 4 jurisdictions cost more: Massachusetts ranks 47 of 51 for running a computer monitor. Model choice matters as much as geography: at Massachusetts rates the most efficient certified model (Acer PE140WU_z) costs $3.27 a year while the most power-hungry (PLANAR 2E0I1) costs $119 — a spread of $115 every year. For reference, the national extremes are North Dakota (12.3¢/kWh) and Hawaii (46.6¢/kWh); the same median computer monitor would cost $5.57 and $21 a year there.

Massachusetts
$13
US average
$8.49
North Dakota
$5.57
Hawaii
$21
Median certified computer monitor (45 kWh/yr) per year, at each rate

The cheapest computer monitors to run at Massachusetts rates

Top 10 by certified kWh, priced at 29.4¢/kWh
#ModelkWh/yr$/yr in MA
1Acer PE140WU_zmost efficient11$3.27
2HP HP E14 G4most efficient13$3.77
3DELL P1424Hf13$3.96
4VAIO VJ5VP141XXXXmost efficient14$4.20
5Wacom One DTC14114$4.26
6PLANAR PM16-S14$4.27
7EIZO FlexScan FLTmost efficient15$4.30
8MSI PRO MP161 E2most efficient15$4.43
9ASUS MQ16FCmost efficient15$4.50
10ASUS MB14AC15$4.54

Price any model at Massachusetts rates

Your rate, your numbers

Per day
Per month
$1.10
Per year
$13

45 kWh/yr × 29.4¢/kWh = $13/yr

Prefilled with the median certified computer monitor (45 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 computer monitor in Massachusetts?
About $13 a year for the median ENERGY STAR certified computer monitor, at Massachusetts's average residential rate of 29.4¢/kWh — that's $1.11 a month.
Is electricity expensive in Massachusetts?
Massachusetts's residential average of 29.4¢/kWh is 56% above the U.S. average of 18.8¢/kWh, ranking 47 of 51 jurisdictions (1 = cheapest).
What's the cheapest computer monitor to run in Massachusetts?
Among currently certified models, the Acer PE140WU_z costs the least at about $3.27 a year at Massachusetts rates (11 kWh/yr).
How does Massachusetts compare with other states?
The same median computer monitor costs $5.57 a year in North Dakota (the cheapest state) and $21 in Hawaii (the priciest). Massachusetts sits at $13.

Keep digging

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