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Lake Petersburg, IL

Illinois · Metropolitan Area

Lake Petersburg is a small town in Illinois with a population of 769. Residents earn $124,643 per year, which is 66% above the national average.

4.7 /5.0
A+ Excellent
769 Population 425/sq mi density
$124,643 Median Income $67,272 per capita
$336,200 Home Value
52°F Avg Temperature 302 sunny days/yr
A+
Overall
4.7 / 5.0
Excellent overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$124,643 median income, 1.6% unemployment
A+
Affordability
5.0 / 5.0
$336,200 home value
A
Education
4.2 / 5.0
40.6% bachelor's degree or higher
Median Income $124,643
66% higher than US avg
Home Value $336,200
19% higher than US avg
Bachelor's+ 40.6%
20% higher than US avg
Obesity Rate 37.6%
17% higher than US avg
Unemployment 1.6%
56% lower than US avg
Poverty Rate 0.0%
100% lower than US avg

How Lake Petersburg Compares to the U.S. Average (100% = U.S. avg)

People

Population769
Median Age59.0 yrs
Density425/mi²
Male / Female53% / 47%
Largest GroupWhite 92%
Veterans23.8%

Economy

A+
Median Income$124,643
Per Capita$67,272
Unemployment1.6%
Poverty0.0%
County GDP$15,669M
Commute35 min

Housing

A+
Home Value$336,200
RentN/A
OwnershipN/A
Housing Units461
Rent Burden28.3%

Health

Obesity37.6%
Uninsured7.1%
Smoking14.3%
Depression24.2%
Heart Disease5.2%

Climate

Avg Temp52°F (11°C)
AQI43 (Good)
Rain38.4 in/yr
Sunny Days302/yr
Elevation594 ft (181 m)

Education

A
Bachelor's+40.6%
High School+98.9%
Graduate+12.8%
School Score5.34

Community

2024 VoteR 52% / D 47%
Commute35 min
Broadband100.0%
Libraries13

Is Lake Petersburg a Good Place to Live?

Based on current data, Lake Petersburg receives an overall livability score of 4.7 out of 5.0, earning a grade of A+. Key strengths include above-average household incomes, low unemployment, a highly educated population, abundant sunshine. Lake Petersburg stands out as an excellent place to live, with strong marks across most quality-of-life indicators.

Economy & Jobs

The median household income in Lake Petersburg is $124,643, which is significantly higher than the national average — 66% above $75,149. This places Lake Petersburg among higher-income communities. The job market is very strong with unemployment at just 1.6%. Only 0.0% of residents live below the poverty line, well below the national rate of 12.4%. Workers commute an average of 35 minutes.

Cost of Living & Housing

The median home value in Lake Petersburg is $336,200, 19% above the national median. At just 2.7x median income, home prices are very affordable relative to local earnings.

Education

Educational attainment is solid, with 40.6% holding a bachelor's degree or higher, near the national average. 98.9% have completed high school. Area schools have an average test score of 5.3/10.

Climate & Weather

Lake Petersburg experiences four distinct seasons with an average temperature of 52°F. Winters average 26°F in January while summers reach 75°F in July. With 302 sunny days per year, residents enjoy well above the national average of sunshine. Annual precipitation totals 38.4 inches. Air quality is rated Good with a median AQI of 43.

Lake Petersburg has a population of 769 with a density of 425 people per square mile. The median age is 59.0 years, 52% older than the national median of 38.9. The city is predominantly White (92.2%).

Population

769
Total Population
425
People / sq mi
59.0yrs
Median Age
52% above US avg
1.8mi²
Land Area

Gender Distribution

Male 53.1%
Female 46.9%

Race & Ethnicity

Lake Petersburg vs U.S. Average

Language Spoken at Home

English Only92.7%
18% above US avg
Spanish7.3%
46% below US avg

Social Characteristics

Lake Petersburg vs U.S. Average

The median household income in Lake Petersburg is $124,643, which is 66% above the national average of $75,149. The unemployment rate is 1.6% (below the 3.6% US average). 0.0% of residents live below the poverty line. Workers commute an average of 35 minutes.

Income: Lake Petersburg vs U.S.

Commute Mode

Income

Median HH Income$124,643
66% above US avg
Per Capita Income$67,272
Avg Weekly Wage$1,334
IRS Avg AGI$83,001

Employment & Poverty

Unemployment1.6%
56% below US avg
Poverty Rate0.0%
100% below US avg
Establishments (County)4,970
County GDP$15,669M

Business (County)

Restaurants544
Healthcare489
Retail672
Manufacturing92

Tax & Cost of Living

Property Tax (IRS)$7,281
108% above US avg
Effective Tax Rate2.17%

Commute & Transportation

Commute Time34.6 min
Drive Alone78.2%
Public Transit0.0%
Work from Home11.6%

Walkability

The median home value in Lake Petersburg is $336,200, 19% above the national average.

Home Value Sources

Ownership Split

Home Values

Census Median$336,200
19% above US avg

Real Estate Market (Redfin)

Rental Costs

Rent Burden28.3%

HUD Fair Market Rent

Studio$774
1 Bedroom$854
2 Bedrooms$1,063
3 Bedrooms$1,370
4 Bedrooms$1,561

Ownership & Property

Owner-Occupied100.0%
Housing Units461
Median Year Built1973

Property Tax

Avg Tax (IRS)$7,281
108% above US avg
Effective Rate2.17%
In Lake Petersburg, 37.6% of adults are obese (above the 32.1% national rate). 7.1% of residents lack health insurance. 14.3% are current smokers. 24.2% report depression. 21.0% are physically inactive.

Health Metrics: Lake Petersburg vs U.S. Average (%)

Chronic Conditions

Obesity37.6%
17% above US avg
Diabetes9.1%
Heart Disease5.2%
High Blood Pressure30.4%
Asthma10.7%
COPD6.4%
Cancer7.6%
Stroke2.8%

Behaviors & Mental Health

Smoking14.3%
2% above US avg
Binge Drinking20.7%
Physical Inactivity21.0%
Depression24.2%
Mental Distress18.3%
Physical Distress12.4%
Short Sleep35.8%

Healthcare Access

Insurance Rate95.3%
Uninsured7.1%
17% below US avg
Checkup Rate75.7%
Dental Visits63.5%
Premature Death8,880/100K

Food & Exercise

Food Environment8.3/10
Exercise Access87.6%
Healthcare Facilities489
Lake Petersburg has an average annual temperature of 52°F (11°C). Winters average 26°F in January while summers reach 75°F in July. Annual precipitation is 38.4 inches. The area enjoys 302 sunny days per year. Air quality is rated Good with a median AQI of 43.

Temperature

26°F Jan (-3°C) 75°F Jul (24°C)
Annual Average52.0°F
4% below US avg
January Average26°F (-3°C)
July Average75°F (24°C)
Sunny Days302 days/yr

Precipitation & Snow

Annual Rainfall38.4 inches
1% above US avg

Air Quality

AQI Median43.0
RatingGood

Geography

Elevation594 ft (181 m)
Area1.8 sq mi (4.7 km²)
Population Density425/sq mi
Coordinates39.9843°N, 89.8562°W
TimezoneAmerica/Chicago
County FIPS17167
It is classified as Metro — under 250K. 40.6% of residents hold a bachelor's degree or higher (20% above US avg). In the 2024 election, the county voted Republican by a 5-point margin. 100.0% of households have broadband internet.

2024 Presidential Election (County)

R 51.6%
D 46.6%

Winner: Republican by 5 points

Education

Bachelor's Degree+40.6%
20% above US avg
High School+98.9%
Graduate Degree+12.8%
School Test Score5.34
A Education Grade (4.2/5.0)

Urban-Rural Classification

RUCC Code 3Metro — under 250K
Population Density425/sq mi
Total Area1.8 sq mi

Infrastructure & Services

Broadband Access100.0%
Public Libraries13
Healthcare Facilities489
Restaurants544
Retail Stores672

Safety & Disasters

Fatal Crashes (County/yr)30

Commute & Transportation

Avg Commute34.6 min
Drive Alone78.2%
Public Transit0.0%
Work from Home11.6%

Nearby Cities

Petersburg, IL 2,590 pop · 2.1 mi Athens, IL 2,146 pop · 7.3 mi Ashland, IL 1,001 pop · 10.4 mi Sherman, IL 4,211 pop · 14.8 mi Williamsville, IL 1,519 pop · 16.7 mi Leland Grove, IL 1,595 pop · 16.9 mi Grandview, IL 1,077 pop · 17.1 mi Mason City, IL 2,094 pop · 17.2 mi Springfield, IL 113,714 pop · 17.4 mi Jerome, IL 1,910 pop · 17.7 mi New Berlin, IL 1,366 pop · 18.1 mi Virginia, IL 1,491 pop · 18.9 mi Southern View, IL 1,838 pop · 19.2 mi Riverton, IL 3,506 pop · 19.5 mi
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