Winnebago County, IL Population Statistics: Density Map Data

Analyze local population trends, population density map, housing costs, and the local economy.

Area Snapshot Statistics

Key statistics on population, economy, housing, and commuting compared to state and national averages. Explore interactive maps for deeper analysis.

C Less healthy than 90% of counties in Illinois
C
D Better educated than 70% of counties in Illinois

Population: density and quick facts

Metric Winnebago County Illinois Avg U.S. Average
Population 279,736 12,497,595 334,821,731
Population density (per sq mi) 538.8 215.8 85.8
Population growth (%/yr) -0.28% -0.18% 0.57%
Median age 38.4 37.3 37.1
Households 115,403 5,000,691 128,459,983

Population in Winnebago County declined by 4.3% from 2009 to 2023, reaching 283,185 in 2023.

Population Growth 2009–2023

Year Winnebago County

Race & Ethnicity

Group Share

Economy

Winnebago County has a the economy index of C, which means it is somewhat prosperous.

Metric Winnebago County Illinois Avg U.S. Average
Median household income $64,617 $82,179 $78,145
Income growth (%/yr) 3.89% 4.78% 5.07%
Unemployment rate 7.2% 5.8% 5.2%

The median household income in Winnebago County is about 21% lower than in Illinois.

Detailed wealth and income breakdown →

Housing

Metric Winnebago County Illinois Avg U.S. Average
Median home price $104,184 $162,405 $242,182
Median rent $985 $1,226 $1,342
Homeownership rate 65.2% 66.8% 65.1%

The median home price in Winnebago County is about 8.8 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $985 per month for that long.

Full housing market analysis →

Commute Time & Mobility

Commuters in Winnebago County spend about 38 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 156 hours, about 6.5 full days, spent commuting.

Metric Winnebago County Illinois Avg U.S. Average
One-way commute (min) 18.8 23.8 22.5
Round-trip commute (min) 37.5 47.6 44.9
Yearly time spent (hours) 156 198 187
Estimated yearly cost $4,845 $6,148 $5,803
Work from home 8.3% 14.0% 13.4%
Highway traffic (vehicles/day) 7,697 7,977 8,813
Local road traffic (vehicles/day) 1,218 1,547 1,355

Fastest commutes among counties in Illinois: Edgar County (12.1 min), Brown County (12.8 min), McDonough County (13.0 min).
Slowest: Calhoun County (46.4 min), Cook County (30.8 min), Kendall County (30.7 min).

The average commute time in Winnebago County is 19 minutes, shorter than the 24 minutes in Illinois.

Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.

Commute and transport details →

Education & Households

Winnebago County has a education index of D, which means it is barely educated.

Metric Winnebago County Illinois Avg U.S. Average
Bachelor's degree or higher 22.5% 34.1% 31.6%
Average household size 2.42 2.48 2.54

Highest education index among counties in Illinois: DuPage County (0.4), Champaign County (0.4), Lake County (0.4).
Lowest: Hardin County (0.2), Fayette County (0.2), Perry County (0.2).

Health

Winnebago County has a health index of C, which means it is somewhat healthy.

Metric Winnebago County Illinois Avg U.S. Average
Life expectancy (years) 76.3 77.9 78.3
Self-rated poor health 18.6% 15.6% 16.3%
Smokers 21.1% 19.2% 19.0%

Highest health index among counties in Illinois: DuPage County (0.8), Champaign County (0.8), Monroe County (0.8).
Lowest: Alexander County (0.8), Pulaski County (0.8), Gallatin County (0.8).

Full health data →

Frequently Asked Questions

Common questions about Winnebago County, Illinois.

What is the population of Winnebago County, Illinois?

The population of Winnebago County, Illinois is 279,736, compared to the U.S. total of 334,821,731.

What is the population density of Winnebago County, Illinois?

The population density of Winnebago County, Illinois is 538.8 people per square mile, compared to the U.S. average of 85.8 people per square mile.

What is the median household income in Winnebago County, Illinois?

The median household income in Winnebago County, Illinois is $64,617, compared to the U.S. median of $78,145.

What is the median home price in Winnebago County, Illinois?

The median home price in Winnebago County, Illinois is $104,184, compared to the U.S. median of $242,182.

What is the unemployment rate in Winnebago County, Illinois?

The unemployment rate in Winnebago County, Illinois is 7.2%, compared to the U.S. average of 5.2%.