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Fairfield, MT vs Roundup, MT

70
Fairfield
Montana
VS
+1.3%
69
Roundup
Montana

Fairfield, MT and Roundup, MT have a very similar cost of living, with only a 1.3% difference in their overall index. Fairfield scores 70 while Roundup scores 69 on the cost of living index, where 100 represents the national average. The day-to-day expenses for residents in both cities are comparable, though differences emerge when looking at specific categories.

On the housing front, median rent in Fairfield is $683/month compared to $886/month in Roundup — a 23% difference. Interestingly, home values tell a different story: while Fairfield has cheaper rent, Roundup actually has lower median home values ($118,300 vs $203,000).

Median household income in Fairfield is $66,544 compared to $57,632 in Roundup (+15.5%). While Fairfield is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Fairfield spend roughly 12.3% of their income on rent, less than the 18.4% in Roundup.

Climate-wise, Roundup is notably warmer with an average of 48.2°F compared to 44.6°F in Fairfield. Fairfield receives more rainfall at 14.8" per year compared to 14.3" in Roundup.

Income & Cost

Cost of Living Index
Fairfield
70
Roundup
69
1% cheaper
Median Household Income
Fairfield
$66,544
13% higher
Roundup
$57,632

Housing

Median Rent
Fairfield
$683
23% cheaper
Roundup
$886
Median Home Value
Fairfield
$203,000
Roundup
$118,300
42% cheaper
Population
Fairfield
746
Roundup
1,964

Salary Equivalency Calculator

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Everyday Prices

BLS Average Prices by metro area

Gasoline (regular)
Fairfield $2.96
Roundup
US $3.07
🥚
Eggs (grade A, large)
Fairfield $2.41
Roundup
US $2.50
🥛
Milk (whole)
Fairfield $3.88
Roundup
US $4.03
🍞
Bread (white)
Fairfield $1.79
Roundup
US $1.85
🍗
Chicken breast
Fairfield $4.00
Roundup
US $4.14
Electricity
Fairfield $0.14
Roundup
US $0.19

Climate

NOAA 30-year normals (1991-2020)

Avg Temp
Fairfield 44.6°F
Roundup 48.2°F
Summer High
Fairfield 84°F
Roundup 87°F
Winter Low
Fairfield 15°F
Roundup 18°F
Rainfall
Fairfield 14.8"
Roundup 14.3"
Rainy Days
Fairfield 98d
Roundup 97d