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Lake Zurich, IL vs Mount Prospect, IL

124
Lake Zurich
Illinois
VS
+12%
111
Mount Prospect
Illinois

Mount Prospect is moderately more affordable than Lake Zurich, with a 12% lower cost of living index. Lake Zurich scores 124 compared to 111 for Mount Prospect, where the US average is 100. This difference means residents of Lake Zurich can expect to pay noticeably more for everyday expenses, housing, and services.

On the housing front, median rent in Lake Zurich is $1,782/month compared to $1,454/month in Mount Prospect — a 23% difference. Home values follow the same pattern: Mount Prospect is more affordable at $377,000 median vs $418,300.

Median household income in Lake Zurich is $139,959 compared to $103,911 in Mount Prospect (+34.7%). While Lake Zurich is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Lake Zurich spend roughly 15.3% of their income on rent, less than the 16.8% in Mount Prospect.

Climate-wise, both cities share similar average temperatures (50.8°F vs 50.8°F). Mount Prospect receives more rainfall at 32.3" per year compared to 32.3" in Lake Zurich.

Income & Cost

Cost of Living Index
Lake Zurich
124
Mount Prospect
111
11% cheaper
Median Household Income
Lake Zurich
$139,959
26% higher
Mount Prospect
$103,911

Housing

Median Rent
Lake Zurich
$1,782
Mount Prospect
$1,454
18% cheaper
Median Home Value
Lake Zurich
$418,300
Mount Prospect
$377,000
10% cheaper
Population
Lake Zurich
19,727
Mount Prospect
55,648

Salary Equivalency Calculator

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Everyday Prices

BLS Average Prices by metro area

Gasoline (regular)
Lake Zurich $3.20
Mount Prospect $3.20
US $3.07
🥚
Eggs (grade A, large)
Lake Zurich $2.61
Mount Prospect $2.61
US $2.50
🥛
Milk (whole)
Lake Zurich $4.20
Mount Prospect $4.20
US $4.03
🍞
Bread (white)
Lake Zurich $1.93
Mount Prospect $1.93
US $1.85
🍗
Chicken breast
Lake Zurich $4.32
Mount Prospect $4.32
US $4.14
Electricity
Lake Zurich $0.15
Mount Prospect $0.15
US $0.19

Climate

NOAA 30-year normals (1991-2020)

Avg Temp
Lake Zurich 50.8°F
Mount Prospect 50.8°F
Summer High
Lake Zurich 84°F
Mount Prospect 84°F
Winter Low
Lake Zurich 18°F
Mount Prospect 18°F
Rainfall
Lake Zurich 32.3"
Mount Prospect 32.3"
Rainy Days
Lake Zurich 112d
Mount Prospect 112d