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Erie, IL vs South Wilmington, IL

66
Erie
Illinois
VS
-23.1%
85
South Wilmington
Illinois

There is a significant gap in the cost of living between these two cities. Erie is 23.1% cheaper than South Wilmington. With a cost index of 66 vs 85, the difference would have a meaningful impact on a household's monthly budget. Someone relocating from Erie to South Wilmington should plan for substantially higher expenses across most categories.

On the housing front, median rent in Erie is $740/month compared to $1,188/month in South Wilmington — a 38% difference. Home values follow the same pattern: Erie is more affordable at $147,300 median vs $164,900.

Median household income in Erie is $86,750 compared to $86,563 in South Wilmington (+0.2%). Erie offers a double advantage: higher earnings combined with a lower cost of living, giving residents significantly more purchasing power. Looking at affordability, residents of Erie spend roughly 10.2% of their income on rent, less than the 16.5% in South Wilmington.

Climate-wise, both cities share similar average temperatures (49.9°F vs 49.4°F). Erie receives more rainfall at 36.2" per year compared to 33.8" in South Wilmington.

Income & Cost

Cost of Living Index
Erie
66
23% cheaper
South Wilmington
85
Median Household Income
Erie
$86,750
South Wilmington
$86,563

Housing

Median Rent
Erie
$740
38% cheaper
South Wilmington
$1,188
Median Home Value
Erie
$147,300
11% cheaper
South Wilmington
$164,900
Population
Erie
1,658
South Wilmington
558

Salary Equivalency Calculator

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Everyday Prices

BLS Average Prices by metro area

Gasoline (regular)
Erie $2.95
South Wilmington $3.20
US $3.07
🥚
Eggs (grade A, large)
Erie $2.41
South Wilmington $2.61
US $2.50
🥛
Milk (whole)
Erie $3.88
South Wilmington $4.20
US $4.03
🍞
Bread (white)
Erie $1.78
South Wilmington $1.93
US $1.85
🍗
Chicken breast
Erie $3.99
South Wilmington $4.32
US $4.14
Electricity
Erie $0.18
South Wilmington $0.15
US $0.19

Climate

NOAA 30-year normals (1991-2020)

Avg Temp
Erie 49.9°F
South Wilmington 49.4°F
Summer High
Erie 84°F
South Wilmington 84°F
Winter Low
Erie 14°F
South Wilmington 15°F
Rainfall
Erie 36.2"
South Wilmington 33.8"
Rainy Days
Erie 124d
South Wilmington 126d