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Cost of Living in Mount Auburn, IL

Population: 473 | Illinois

72
Cost of Living Index
US Average = 100

Mount Auburn is 28% less expensive than the national average.

86
Housing
28
Home Values
87
Regional Price

Cost of Living in Mount Auburn, IL: What You Need to Know

With a cost of living index of 72, Mount Auburn, IL is one of the most affordable cities in the country. Living here is 28% cheaper than the national average and 8% below the Illinois state average of 80. Mount Auburn is a small community of 473 residents.

Housing costs are the biggest factor in Mount Auburn's cost of living. The median monthly rent is $1,138 (14% below the US median of $1,319), and the median home value sits at $85,000 (72% below the national median of $304,900). At current prices, the median home costs roughly 1.5x the median household income — well within traditional affordability guidelines.

The median household income in Mount Auburn is $55,714, which is 26% lower than the national median of $75,149. Residents spend roughly 25% of household income on rent. This is a comfortable ratio, well below the 30% threshold that financial experts recommend as a maximum. Lower incomes here are balanced by the significantly lower cost of living, stretching each dollar further.

Climate is another factor for anyone considering a move to Mount Auburn. The area sees an average annual temperature of 53.1°F, with summers averaging 74°F and winters around 30°F. Annual rainfall totals 36.4 inches spread over roughly 118 days.

Everyday prices in the Decatur, IL (Metropolitan Statistical Area) metro area are generally below the national average. Out of 6 common items tracked by the Bureau of Labor Statistics, 6 are priced lower than the US average. These real-world prices — from groceries to electricity — add up and should be factored into any cost of living comparison.

Data sources: US Census Bureau (ACS 2023), Zillow Home Values, HUD Fair Market Rents, BEA Regional Price Parities, BLS Average Prices, and NOAA Climate Normals. Updated monthly.

Income

Median Household Income
$55,714
vs US Median ($75,149)
-26%

Housing

Median Rent
$1,138/mo
Median Home Value
$85,000
Median Monthly Housing Cost
$844/mo

Everyday Prices in Mount Auburn

BLS Average Prices for the Decatur, IL (Metropolitan Statistical Area) area

$2.85
Gasoline (regular)
per gallon
-7% vs US
🥚
$2.33
Eggs (grade A, large)
per dozen
-7% vs US
🥛
$3.75
Milk (whole)
per gallon
-7% vs US
🍞
$1.72
Bread (white)
per lb
-7% vs US
🍗
$3.86
Chicken breast
per lb
-7% vs US
$0.17
Electricity
per kWh
-11% vs US

Climate in Mount Auburn

NOAA 30-year normals (1991-2020)

53.1°F
Avg Temperature
36.4"
Rainfall / Year
118d
Rainy Days / Year
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
High °F 35 40 52 64 74 83 86 84 79 66 51 40
Avg °F 27 32 42 53 64 73 76 74 67 55 43 32
Low °F 20 23 32 42 53 62 66 63 55 44 34 25
Rain" 2.0 1.8 2.5 3.7 4.4 4.4 3.3 3.0 3.0 3.2 3.0 2.1

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