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Cost of Living in Swansea, IL

Population: 14,603 | Illinois

86
Cost of Living Index
US Average = 100

Swansea is 14% less expensive than the national average.

89
Housing
69
Home Values
95
Regional Price

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

With a cost of living index of 86, Swansea, IL is a very affordable place to live. Living here is 14% cheaper than the national average and 7% above the Illinois state average of 80. Swansea is a smaller community of 14,603 residents, where everyday costs can differ substantially from nearby larger cities.

Housing costs are the biggest factor in Swansea's cost of living. The median monthly rent is $1,178 (11% below the US median of $1,319), and the median home value sits at $211,700 (31% below the national median of $304,900). At current prices, the median home costs roughly 2.5x the median household income — well within traditional affordability guidelines.

The median household income in Swansea is $84,367, which is 12% higher than the national median of $75,149. Residents spend roughly 17% of household income on rent. This is a comfortable ratio, well below the 30% threshold that financial experts recommend as a maximum.

Climate is another factor for anyone considering a move to Swansea. The area sees an average annual temperature of 57.7°F, with summers averaging 77°F and winters around 36°F. Annual rainfall totals 43.4 inches spread over roughly 100 days.

Everyday prices in the St. Louis, MO-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
$84,367
vs US Median ($75,149)
+12%

Housing

Median Rent
$1,178/mo
Median Home Value
$211,700
Median Monthly Housing Cost
$1,323/mo

Everyday Prices in Swansea

BLS Average Prices for the St. Louis, MO-IL (Metropolitan Statistical Area) area

$3.03
Gasoline (regular)
per gallon
-1% vs US
🥚
$2.47
Eggs (grade A, large)
per dozen
-1% vs US
🥛
$3.97
Milk (whole)
per gallon
-1% vs US
🍞
$1.83
Bread (white)
per lb
-1% vs US
🍗
$4.09
Chicken breast
per lb
-1% vs US
$0.15
Electricity
per kWh
-19% vs US

Climate in Swansea

NOAA 30-year normals (1991-2020)

57.7°F
Avg Temperature
43.4"
Rainfall / Year
100d
Rainy Days / Year
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
High °F 43 49 59 71 79 87 90 89 83 73 58 46
Avg °F 34 38 48 58 68 76 79 77 70 60 48 37
Low °F 24 28 36 46 56 65 68 65 57 47 37 28
Rain" 2.6 2.2 3.4 4.9 5.1 4.6 4.0 3.9 3.4 3.1 3.6 2.6

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