CensusEasy
CITY

Lake Petersburg

Illinois · 928 residents · 1.807 sq mi
Time machine
COMPARE TO
Part of the Springfield metro area
Compare
The short version

Lake Petersburg is significantly wealthier than the US average, with a median household income of $144,375. Population has grown 21% since 2023. 48% of adults hold a bachelor's degree or higher. Median home value is $338,700. With a median age of 60.8, the population is older than the US median of 38.9. It ranks in the top 5% of US cities for household income.

At a glance
Wealthier
above the US median
US median: $82,259
Older
median age 60.8
US median: 38.9
More educated
48% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
928
+21%since 2023
from 769 in 2023
2010 – 2024
Population density
514 / sq mi
+21%since 2023
from 426 / sq mi in 2023
US average: 281
Median age
60.8
+3%since 2023
from 59.0 in 2023
US average: 38.9
Population, 2010 – 2024
401545689832976201020202024Lake Petersburg
2024928
201020202024
Section 02

Income & economy

Median household income
$144,375
+13%inflation adjusted, since 2023
from $124,643 in 2023
US average: $82,259
2010 – 2024
Per capita income
$70,819
+5%since 2023
from $67,272 in 2023
US average: $44,673
Households earning $100K+
82.4%
+4.3 ptssince 2023
from 78.0% in 2023
US average: 53.3%
Poverty rate
2.7%
+2.7 ptssince 2023
from 0.0% in 2023
US average: 12.5%
Income inequality (Gini)
0.352
+4%since 2023
from 0.339 in 2023
US average: 0.476
Workforce by industry, 2024
Other services28.5%
US avg: 6.7%
Public administration23.6%
US avg: 4.8%
Wholesale trade10.7%
US avg: 6.9%
Finance & insurance3%
US avg: 5.9%
Professional, scientific, technical3%
US avg: 5.1%
Retail trade2.7%
US avg: 9.9%
Information2.7%
US avg: 10.8%
Agriculture, forestry, fishing0%
US avg: 1.6%
Construction0%
US avg: 1.2%
Manufacturing0%
US avg: 0.4%
Transportation & warehousing0%
US avg: 2.2%
Education & health services0%
US avg: 0.9%
Arts, entertainment, food0%
US avg: 1.9%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$338,700
−2%inflation adjusted, since 2023
from $336,200 in 2023
US average: $376,019
2010 – 2024
Owner-occupied
97.1%
−2.9 ptssince 2023
from 100.0% in 2023
2.9% rent
Vacancy rate
10.8%
Unchangedsince 2023
from 10.8% in 2023
US average: 10.0%
Owner cost-burdened
19.1%
+9.9 ptssince 2023
from 9.2% in 2023
US average: 22.9%
Renter cost-burdened
0.0%
US average: 47.4%
Afford Score
2.3
−13%since 2023
from 2.7 in 2023
2010 – 2024
Gentrification Score
47
RELATED:See current rent listings in Lake Petersburg on RentDataNow
Section 04

Race & ethnicity

2023
White, non-Hispanic92.2%(709)
Black0%(0)
Hispanic / Latino3.1%(24)
Asian3.3%(25)
Other1.4%(11)
Diversity Score18.5%(142)
2024
White, non-Hispanic100%(928)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Other0%(0)
Diversity Score0%(0)
Diversity Score
0
−100%since 2023
from 18 in 2023
2010 – 2024
Section 05

Education

Bachelor's degree or higher
48.2%
+7.6 ptssince 2023
from 40.6% in 2023
US average: 35.6%
High school or higher
100.0%
+1.1 ptssince 2023
from 98.9% in 2023
US average: 89.6%
Graduate degree
13.6%
+2.4 ptssince 2023
from 11.2% in 2023
US average: 14.0%
Section 06

Commute & transportation

Average commute
33.4 min
−3%since 2023
from 34.6 min in 2023
US average: 26.5
Drive alone to work
78.2%
Unchangedsince 2023
from 78.2% in 2023
US average: 68.9%
Carpooled to work
3.0%
−7.3 ptssince 2023
from 10.2% in 2023
US average: 8.5%
Public transit
0.0%
Unchangedsince 2023
from 0.0% in 2023
US average: 3.2%
Worked from home
18.9%
+7.3 ptssince 2023
from 11.6% in 2023
US average: 15.0%
Walked to work
0.0%
Unchangedsince 2023
from 0.0% in 2023
US average: 2.4%
Biked to work
0.0%
Unchangedsince 2023
from 0.0% in 2023
US average: 0.4%
No vehicle available
0.0%
Unchangedsince 2023
from 0.0% in 2023
US average: 8.3%
Section 07

Work & employment

Unemployment rate
0.0%
−2.9 ptssince 2023
from 2.9% in 2023
US average: 5.2%
Labor force participation
46.9%
−9.0 ptssince 2023
from 55.8% in 2023
US average: 63.5%
Self-employed
13.4%
−3.9 ptssince 2023
from 17.3% in 2023
US average: 13.1%
Management & professional
58.6%
+9.8 ptssince 2023
from 48.8% in 2023
US average: 42.5%
Section 08

People & community

Male
53.2%
+0.2 ptssince 2023
from 53.1% in 2023
Female
46.8%
−0.2 ptssince 2023
from 46.9% in 2023
Foreign born
1.2%
−3.6 ptssince 2023
from 4.8% in 2023
US average: 14.1%
Veterans
19.6%
−4.2 ptssince 2023
from 23.7% in 2023
US average: 6.2%
With a disability
6.6%
+3.7 ptssince 2023
from 2.9% in 2023
US average: 13.3%
Uninsured
0.0%
−6.9 ptssince 2023
from 6.9% in 2023
US average: 8.4%
Broadband at home
100.0%
Unchangedsince 2023
from 100.0% in 2023
US average: 91.0%
English only at home
98.8%
+7.0 ptssince 2023
from 91.8% in 2023
US average: 77.7%
Spanish at home
0.0%
Unchangedsince 2023
from 0.0% in 2023
US average: 13.6%
Drill deeper

Places similar to Lake Petersburg

Southport
Pop 873
Seville
Pop 1,014
Crescent Beach
Pop 809
St. George Island
Pop 1,133
Places similar to Lake Petersburg
Head to head

Compare Lake Petersburg to nearby cities

LAKE PETERSBURG VS
Springfield
Income$66,064−54%
Home value$162,100−52%
Population112,989+12076%
SEE FULL COMPARISON →
LAKE PETERSBURG VS
Chatham
Income$106,773−26%
Home value$243,200−28%
Population14,579+1471%
SEE FULL COMPARISON →
LAKE PETERSBURG VS
Jacksonville
Income$65,432−55%
Home value$128,200−62%
Population17,752+1813%
SEE FULL COMPARISON →
LAKE PETERSBURG VS
Lincoln
Income$57,340−60%
Home value$124,300−63%
Population12,981+1299%
SEE FULL COMPARISON →
Frequently asked

How many people live in Lake Petersburg, Illinois?

Lake Petersburg, Illinois has about 928 residents according to the 2024 American Community Survey.

What is the median household income in Lake Petersburg, Illinois?

The typical household in Lake Petersburg, Illinois earns about $144,375 a year. Half of households make more than that, and half make less.

Is Lake Petersburg, Illinois expensive?

In Lake Petersburg, Illinois, the median home is worth about $338,700.

How educated are people in Lake Petersburg, Illinois?

About 48.2% of adults age 25 and over in Lake Petersburg, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Lake Petersburg, Illinois?

About 2.7% of people in Lake Petersburg, Illinois live below the federal poverty line.

Keep going

Explore from here

Up the hierarchy
Illinois
Rankings
Highest income citiesFastest growing citiesMost educated cities
Compare
Compare Lake Petersburg with another place

DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →