Lake Petersburg, IL

Full City Profile · Illinois · Sangamon County County

4.7 /5.0
A+ Excellent
769 Population 425/sq mi density
$124,643 Median Income $67,272 per capita
$336,200 Home Value $202,729 Zillow
52°F Avg Temperature
A+
Overall
4.7 / 5.0
Strong
A+
Economy
4.9 / 5.0
$124,643 median income, 2.9% unemployment
A+
Affordability
5.0 / 5.0
$336,200 home value, /mo rent
A
Education
4.2 / 5.0
40.6% bachelor's degree or higher

Lake Petersburg, IL

At a Glance

Median Income
$124,643
66% above
$67,272 per capita
Home Value
$336,200
19% above
Zillow: $202,729
Bachelor's Degree+
40.6%
20% above
98.9% high school+
Unemployment
2.9%
19% below
0.0% poverty rate
Obesity Rate
37.6%
17% above
14.3% smoking rate
Avg Temperature
52°F

How Lake Petersburg Compares to the U.S. Average

Each bar shows Lake Petersburg's value as a percentage of the national average (100% = U.S. avg)

Income
166%
Home Value
119%
Poverty
0%
Bachelor's
120%
Unemployment
81%
Thin vertical line = U.S. national average (100%)

Is Lake Petersburg a Good Place to Live?

A+
4.7 / 5.0 - Excellent
Based on economy, affordability, safety, and education metrics compared to national averages.

Economy & Jobs

Lake Petersburg residents earn a median household income of $124,643 , which is 66% above the national average of $75,149. Per capita income is $67,272. The unemployment rate stands at 2.9% (19% below the U.S. rate of 3.6%). 0.0% of residents live below the poverty line. The area is home to 4,970 business establishments, including 544 restaurants.

Housing & Cost of Living

The median home value in Lake Petersburg is $336,200 , 19% above the national median of $281,900. Zillow estimates the typical home at $202,729. The cost of living index is 100.0 (100 = national average). The median home was built in 1973.

Education

40.6% of adults in Lake Petersburg hold a bachelor's degree or higher (20% above the national average). 98.9% have completed high school. Local schools score 5.4/10 in standardized testing.

Climate & Weather

Lake Petersburg has an average annual temperature of 52°F (11°C). Winters average 26°F in January while summers reach 76°F in July. Annual precipitation totals 36.5 inches. Air quality is rated Good with a median AQI of 41.

Data Overview

People

Population769
Median Age59.0 yrs
Density425/mi²
Male / Female53% / 47%
Foreign Born4.8%
Veterans23.7%

Economy

A+
Median Income$124,643
Per Capita$67,272
Unemployment2.9%
Poverty0.0%
County GDP$15,669M
Avg Weekly Wage$1,334

Housing

A+
Home Value$336,200
Rent
Ownership100.0%
Zillow$202,729
Housing Units461
Rent Burden28.3%

Health

Obesity37.6%
Diabetes9.1%
Smoking14.3%
Heart Disease5.2%
Premature Death8,880/100K

Climate

Avg Temp52°F
Rain36.5 in/yr
AQI41 (Good)
Elevation594 ft

Education

A
Bachelor's+40.6%
High School+98.9%
Graduate+12.8%
School Score5.4/10

Community

2024 VoteR 52% / D 47%
Commute35 min
Broadband100.0%
Internet Speed110 Mbps
EV Stations1
Libraries13

Did You Know?

The median home in Lake Petersburg was built in 1973.
The nearest airport is General Downing - Peoria International (48 miles).
The Gini coefficient (income inequality) is 0.460 (U.S. avg: 0.490).
Natural hazard risk is rated "Relatively Moderate" by FEMA.
2.9% of the population has a disability.
Average internet download speed is 110 Mbps.
There are 544 restaurants in the area.
The county recorded 30 fatal vehicle crashes.