City

Petersburg, IL

1 ZIP code  ·  Menard County  ·  Illinois

👥5,981Population
💰$78,327Median HH Income≈ Avg
🎂46.2Median Age
🏠$192,200Median Home Value▼ 31% below avg
🎓41.8%College Grads▲ 8% above avg
📊1.8%Unemployment▼ 63% below avg
People & Population (ACS 2023 — weighted avg)
♂ Male 49.5% Female 50.5% ♀

Race & Ethnicity

White: 94.6%Hispanic: 1%Black: 0.2%Asian: 0.4%Other: 3.8%Race
White94.6%
Hispanic1.0%
Black0.2%
Asian0.4%
Other3.8%

Age Breakdown

Under 5
6%
5–17
14%
18–24
7%
25–44
21%
45–64
28%
65+
13%

Key Indicators

Median Age46.2 yrs
Avg HH Size2.27
Below Poverty10.9% ▲ 9% above avg
College Grads41.8% ▲ 8% above avg
Unemployment1.8% ▼ 63% below avg
No HS Diploma41 (1%)
HS Graduate1,349 (32.1%)
Some College566 (13.5%)
Associates488 (11.6%)
Bachelors533 (12.7%)
Graduate Degree1,225 (29.2%)

Education

No HS: 1%HS Grad: 32.1%Some College: 13.5%Associates: 11.6%Bachelors: 12.7%Graduate: 29.2%Edu
No HS1.0%
HS Grad32.1%
Some College13.5%
Associates11.6%
Bachelors12.7%
Graduate29.2%
Housing & Income

Housing Tenure

Owner: 75.8%Renter: 24.2%Tenure
Owner75.8%
Renter24.2%

Home Value Distribution

Under $50k
5%
$50k–$100k
8%
$100k–$150k
15%
$150k–$200k
27%
$200k–$300k
16%
$300k–$500k
24%
Over $500k
4%

Financials

Median HH Income$78,327 ≈ Avg
Median Home Value$192,200 ▼ 31% below avg
Home/Income Ratio2.5x (nat avg ~3.5x)
Median Rent$686/mo
Total Housing Units2,812
Vacant Units227

Income Distribution

Under $25k
16%
$25k–$50k
15%
$50k–$75k
16%
$75k–$100k
13%
$100k–$150k
25%
$150k–$200k
10%
Over $200k
6%
Employment & Commute

How People Get to Work

Drove Alone
86%
Walked
5%
Work From Home
9%

Commute Time

Under 15 min
34%
15–30 min
23%
30–45 min
33%
Over 45 min
10%
Housing Stock

Year Built

Before 1940
1%
1940s–1950s
9%
1960s–1970s
14%
1980s–1990s
16%
2000+
59%
About Petersburg, IL

Petersburg is a city in Illinois, located in Menard County. The city spans 1 ZIP code and is home to approximately 5,981 residents. It is a mature city, with a median age of 46.2 years.

Economically, Petersburg is a middle-income community. The median household income of $78,327 is near the national average. Approximately 10.9% of residents live below the poverty line. The unemployment rate is 1.8%, well below the national average.

The real estate market in Petersburg is an affordable housing market. Median home values stand at $192,200, which is below the national average. Renters typically pay around $686 per month. Homeownership is high at 75.8%, typical of suburban and family-oriented communities.

The population of Petersburg is well-educated. 41.8% of adults hold a bachelor's degree or higher — near the national average. The community is primarily White (94.62%).

Petersburg, IL offers residents above-average earning potential within Illinois.

ZIP Codes in Petersburg
ZIPPopulationMedian IncomeMedian HomeMedian RentUnemp.CollegeOwner Occ.
62675 5,981 $78,327 $192,200 $686 1.8% 41.8% 75.8%