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Bureau County, IL
23 cities and towns and 24 ZIP codes in Bureau County, Illinois.
Population
32,866
Land area
869sq mi
People per sq mi
38
ZIP codes
24
Cities and towns in Bureau County
Bureau County at a glance
- Bureau County is 83% less dense than Illinois as a whole.
- The median household income is $69,257, 17% below the Illinois median of $83,390.
- A typical owner-occupied home is valued at $126,900 (52% below Illinois) and median rent is $832 a month.
- Its largest cities are Princeton (7,975), Spring Valley (5,476) and De Pue (1,532).
Local data for Bureau County, IL
Counts from official public data
Housing and community stats
Bureau County, IL, American Community Survey 2020-2024
Median household income
$69,257
Poverty rate
10.8%
Median home value
$126,900
Prices +4.1% in a year
Median rent
$832/mo
Homeownership
76.1%
Bachelor's or higher
21.7%
Median age
44.1
Average commute
21.1 min
Largest reported origins and ancestries: German Americans (8,390), Irish Americans (4,455), Italian Americans (3,081).
Economy and federal money
Jobs, income, federal spending and pandemic loans
Unemployment rate
4.0%
Sep 2026, -0.8 pts in a year
Average annual pay
$56,387
10,021 jobs, 2025
Income per person
$54,671
BEA, 2024
Federal spending
$239M
FY 2026, $7,202 per person
PPP loans
$63.7M
1,585 loans, 7,097 jobs reported
Campaign donations
$636K
Itemized, 2026 cycle
How people get to work
Bureau County, IL, workers 16 and older. American Community Survey 5-year estimates
- Drove alone80.0%
- Carpooled10.6%
- Public transit0.1%
- Walked2.5%
- Bicycle0.7%
- Taxi, ride-hailing, motorcycle or other0.6%
- Worked from home5.4%
Average one-way commute: 21.1 minutes for people who do not work from home.
Environment and hazard risk
Bureau County, IL, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: drought
Storm events since 1996
638
Most often thunderstorm wind
Flood insurance policies
49
0.4% of homes, county
July high / Jan low
85° / 14°F
39.8 inches of rain a year
Hazards, floods and storm historyCheck a flood zone13 historic places
Health statistics
Share of adults in Bureau County, IL, CDC PLACES estimates
Obesity
38.1%
U.S. 33.3% +4.8 pts
Diabetes
13.2%
U.S. 12.1% +1.1 pts
Smoking
14.8%
U.S. 12.8% +2.0 pts
Uninsured (18-64)
9.1%
U.S. 11.1% -2.0 pts
Cities, towns and ZIP codes in Bureau County
Population shown
Frequently asked questions
- What is the largest city in Bureau County, IL?
- Princeton is the largest city or town in Bureau County, with about 7,975 residents.
- How many ZIP codes are in Bureau County?
- Bureau County includes 24 ZIP Code Tabulation Areas, including 61312, 61314, 61315, 61317, 61320.
- What is the population of Bureau County, IL?
- About 32,866 people live in Bureau County, based on American Community Survey 5-year estimates.
- What counties border Bureau County?
- Bureau County borders LaSalle County, Whiteside County, Henry County, Lee County, Marshall County, Putnam County, Stark County.
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023