Best Cities for Solar in Montana
Montana has 8 tracked locations with an average of 4.5 hrs/day of peak sun and $1,027/year in average solar savings. The best location is Billings (59101) with $1,061/year in savings.
8
tracked locations
4.5 hrs
avg peak sun/day
$1,027
avg annual savings
11.5 yrs
avg payback
Solar Data by ZIP Code in Montana
| City / ZIP | Peak Sun | 6kW Cost | Annual Savings | Payback |
|---|---|---|---|---|
| Billings 59101 | 4.6 hrs | $18,600 | $1,061/yr | 12.3 yrs |
| Miles City 59301 | 4.6 hrs | $18,600 | $1,061/yr | 12.3 yrs |
| Absarokee 59001 | 4.5 hrs | $18,600 | $1,038/yr | 12.6 yrs |
| Great Falls 59401 | 4.5 hrs | $18,600 | $1,038/yr | 12.6 yrs |
| Helena 59601 | 4.4 hrs | $18,600 | $1,015/yr | 12.9 yrs |
| Wolf Point 59201 | 4.4 hrs | $18,600 | $1,015/yr | 12.9 yrs |
| Butte 59701 | 4.4 hrs | $18,600 | $1,015/yr | 12.9 yrs |
| Missoula 59801 | 4.2 hrs | $18,600 | $969/yr | 13.5 yrs |
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Data verified March 2026 · Source: NREL, DSIRE, EIA