WattCost

Data through April 2026

Cost to run · Montana · 13.9¢/kWh residential average

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

$6.27/yr · median certified model

Montana's 13.9¢/kWh rate undercuts the national average by 26%, so the typical certified computer monitor costs roughly $6.27 a year here instead of $8.49.

Montana ranks 7 of 51 jurisdictions for computer monitor running costs — solidly mid-table. Model choice matters as much as geography: at Montana rates the most efficient certified model (Acer PE140WU_z) costs $1.54 a year while the most power-hungry (PLANAR 2E0I1) costs $56 — a spread of $54 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.

Montana
$6.27
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 Montana rates

Top 10 by certified kWh, priced at 13.9¢/kWh
#ModelkWh/yr$/yr in MT
1Acer PE140WU_zmost efficient11$1.54
2HP HP E14 G4most efficient13$1.78
3DELL P1424Hf13$1.87
4VAIO VJ5VP141XXXXmost efficient14$1.98
5Wacom One DTC14114$2.01
6PLANAR PM16-S14$2.01
7EIZO FlexScan FLTmost efficient15$2.03
8MSI PRO MP161 E2most efficient15$2.09
9ASUS MQ16FCmost efficient15$2.12
10ASUS MB14AC15$2.14

Price any model at Montana rates

Your rate, your numbers

Per day
Per month
$0.52
Per year
$6.25

45 kWh/yr × 13.9¢/kWh = $6.25/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 Montana?
About $6.27 a year for the median ENERGY STAR certified computer monitor, at Montana's average residential rate of 13.9¢/kWh — that's $0.52 a month.
Is electricity expensive in Montana?
Montana's residential average of 13.9¢/kWh is 26% below the U.S. average of 18.8¢/kWh, ranking 7 of 51 jurisdictions (1 = cheapest).
What's the cheapest computer monitor to run in Montana?
Among currently certified models, the Acer PE140WU_z costs the least at about $1.54 a year at Montana rates (11 kWh/yr).
How does Montana 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). Montana sits at $6.27.

Keep digging

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