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CITY · 2010 ACS

St. Peter

Illinois · 359 residents · 0.521 sq mi
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The short version

St. Peter has notably lower household income than the US average, with a median household income of $34,875. Population has declined 7% since 2000. 15% of adults hold a bachelor's degree or higher, below the national rate of 28%. Median home value is $57,400. With a median age of 42.6, the population is older than the US median of 37.2. Households here earn about 37% less than the Illinois median.

At a glance
Lower income
below the US median
US median: $52,703
Older
median age 42.6
US median: 37.2
Less educated
15% hold a bachelor's degree
US average: 28%
Stable housing
home values roughly flat, inflation adjusted
US median home: $225,659
Section 01

Population & growth

Total population
359
−7%since 2000
from 386 in 2000
1990 – 2025
Population density
689 / sq mi
−7%since 2000
from 741 / sq mi in 2000
US average: 261
Median age
42.6
+9%since 2000
from 39.2 in 2000
US average: 37.2
Population, 1990 – 2024
2323043764475191990201020202024St. Peter
2024338
1990201020202024
Section 02

Income & economy

Median household income
$34,875
−12%inflation adjusted, since 2000
from $31,406 in 2000
US average: $52,703
1990 – 2024
Per capita income
$20,730
+36%since 2000
from $15,192 in 2000
US average: $27,286
Households earning $100K+
23.8%
+4.8 ptssince 2009
from 19.0% in 2009
US average: 33.3%
Poverty rate
14.4%
+1.7 ptssince 2000
from 12.7% in 2000
US average: 13.8%
Income inequality (Gini)
0.411
US average: 0.461
Workforce by industry, 2010
Retail trade13.6%
US avg: 10.9%
Transportation & warehousing12.6%
US avg: 3.1%
Wholesale trade12.1%
US avg: 7.2%
Information8%
US avg: 11.5%
Agriculture, forestry, fishing7.5%
US avg: 1.9%
Construction7.5%
US avg: 1.4%
Finance & insurance5%
US avg: 5.1%
Professional, scientific, technical5%
US avg: 4.2%
Other services3.5%
US avg: 7%
Public administration2%
US avg: 4.9%
Arts, entertainment, food1%
US avg: 2.4%
Manufacturing0%
US avg: 0.5%
Education & health services0%
US avg: 0.9%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$57,400
−5%inflation adjusted, since 2000
from $47,700 in 2000
US average: $225,659
1990 – 2024
Owner-occupied
42.5%
−47.3 ptssince 2000
from 89.7% in 2000
12.4% rent
Vacancy rate
7.5%
−0.8 ptssince 2009
from 8.4% in 2009
US average: 12.1%
Owner cost-burdened
10.0%
+0.2 ptssince 2009
from 9.8% in 2009
US average: 30.9%
Renter cost-burdened
28.6%
+8.6 ptssince 2009
from 20.0% in 2009
US average: 46.8%
Afford Score
1.6
+8%since 2000
from 1.5 in 2000
1990 – 2024
RELATED:See current rent listings in St. Peter on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic99%(382)
Black0%(0)
Hispanic / Latino0%(0)
Asian0.3%(1)
Other0%
Diversity Score0.7%(3)
2010
White, non-Hispanic99.2%(356)
Black0.6%(2)
Hispanic / Latino0.3%(1)
Asian0%(0)
Other0%(0)
Diversity Score2.1%(7)
Diversity Score
2
+219%since 2000
from 1 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
14.5%
+6.3 ptssince 2000
from 8.2% in 2000
US average: 27.9%
High school or higher
87.6%
+13.1 ptssince 2000
from 74.5% in 2000
US average: 84.9%
Graduate degree
4.3%
+1.8 ptssince 2000
from 2.5% in 2000
US average: 10.2%
Section 06

Commute & transportation

Average commute
21.2 min
+27%since 2000
from 16.6 min in 2000
US average: 25.2
Drive alone to work
81.4%
−1.0 ptssince 2009
from 82.4% in 2009
US average: 76.2%
Carpooled to work
13.6%
+3.3 ptssince 2009
from 10.3% in 2009
US average: 10.4%
Public transit
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 4.7%
Worked from home
2.0%
−0.4 ptssince 2009
from 2.4% in 2009
US average: 4.1%
Walked to work
2.0%
−0.4 ptssince 2009
from 2.4% in 2009
US average: 2.8%
Biked to work
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 0.5%
No vehicle available
1.4%
+0.7 ptssince 2009
from 0.7% in 2009
US average: 8.7%
Section 07

Work & employment

Self-employed
11.6%
−1.8 ptssince 2009
from 13.3% in 2009
US average: 12.9%
Management & professional
21.6%
−24.5 ptssince 2009
from 46.1% in 2009
US average: 35.2%
Section 08

People & community

Male
47.7%
−2.6 ptssince 2009
from 50.3% in 2009
Female
52.3%
+2.6 ptssince 2009
from 49.7% in 2009
Foreign born
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 12.8%
Veterans
8.5%
−43.1 ptssince 2009
from 51.6% in 2009
US average: 9.9%
Drill deeper

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Compare St. Peter to nearby cities

ST. PETER VS
Effingham
Income$72,377+108%
Home value$177,500+209%
Population12,406+3838%
SEE FULL COMPARISON →
ST. PETER VS
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Income$47,807+37%
Home value$89,600+56%
Population11,863+3666%
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ST. PETER VS
Mount Vernon
Income$55,357+59%
Home value$99,800+74%
Population14,187+4404%
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ST. PETER VS
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Income$59,980+72%
Home value$99,800+74%
Population8,347+2550%
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Frequently asked

How many people live in St. Peter, Illinois?

St. Peter, Illinois has about 359 residents according to the 2010 American Community Survey.

What is the median household income in St. Peter, Illinois?

The typical household in St. Peter, Illinois earns about $34,875 a year. Half of households make more than that, and half make less.

Is St. Peter, Illinois expensive?

In St. Peter, Illinois, the median home is worth about $57,400.

How educated are people in St. Peter, Illinois?

About 14.5% of adults age 25 and over in St. Peter, Illinois hold a bachelor's degree or higher.

What is the poverty rate in St. Peter, Illinois?

About 14.4% of people in St. Peter, Illinois live below the federal poverty line.

Has St. Peter, Illinois grown since 1990?

Yes, St. Peter, Illinois has grown since 1990. The population has added about 13 residents, a change of about 4 percent over that period.

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

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