United States › Illinois › McDonough County COUNTY · 2020 ACS
McDonough County Illinois · 27,238 residents · 589 sq mi
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The short version
McDonough County is home to 27,238 people in Illinois. The typical home is worth $91,700, having risen by half since 2000. Households here earn about 36% less than in Illinois as a whole. The foreign-born share is 3%. The average commute runs 17 minutes. 77% were living in the same home a year earlier.
At a glance
Lower income
below the US median
US median: $66,278
Younger
median age 37.0
US median: 38.8
Average education
32% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01
Population & growth from 29.0 in 2000
US average: 38.8
Population, 1990 – 2024
26K 29K 31K 34K 36K 1990 2000 2010 2020 2024 McDonough County Age distribution, 2020
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Section 02
Income & economy $43,591
−10%inflation adjusted, since 2000
from $32,141 in 2000
US average: $66,278
from $15,890 in 2000
US average: $35,364
Households earning $100K+
from 19.0% in 2009
US average: 43.9%
from 19.8% in 2000
US average: 12.8%
Workforce by industry, 2020
Professional, scientific, technical 4.1%
Agriculture, forestry, fishing 3.9%
Public administration 2.9%
Transportation & warehousing 1.8%
Arts, entertainment, food 1.2%
Education & health services 0.5%
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$91,700
Unchangedinflation adjusted, since 2000
from $60,800 in 2000
US average: $265,253
$714
+21%inflation adjusted, since 2000
from $393 in 2000
US average: $1,124
from 63.1% in 2000
37.8% rent
2.32 people
+15%since 2009
from 2.02 people in 2009
US average: 2.61
from 2.6 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04
Race & ethnicity 2000
White, non-Hispanic 92%(30,284)
Hispanic / Latino 1.5%(488)
2020
White, non-Hispanic 84.7%(23,062)
Hispanic / Latino 3.5%(962)
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins
Detailed origins & ancestry Hispanic origin
+ 3 more hispanic origin groups with data Ancestry
+ 28 more ancestry groups with data from 26.9% in 2000
US average: 32.9%
High school or higher
from 86.9% in 2000
US average: 88.5%
from 13.6% in 2000
US average: 12.7%
Section 06
Commute & transportation from 11.6 min in 2000
US average: 26.9
from 73.4% in 2009
US average: 75.1%
from 7.1% in 2009
US average: 8.4%
Section 07
Work & employment from 9.2% in 2011
US average: 5.4%
from 58.4% in 2011
US average: 63.4%
Women 20-64 in the labor force
US average: 73.3%
from 35.0% in 2009
US average: 39.3%
Section 08
People & community from 3.7% in 2009
US average: 13.5%
from 9.8% in 2013
US average: 8.8%
Computer in household
US average: 91.9%
Marital status (2024)
Men 15+
Never married 42.6%(4,732)
Women 15+
Never married 39.4%(4,628)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 9.8% in 2013
US average: 8.8%
Direct-purchase
US average: 13.7%
VA health care
US average: 2.3%
Any private
US average: 68.1%
Any public
US average: 35.2%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2020
Gulf War (2001 or later) 18.4%(310)
Gulf War (1990s) 11.6%(195)
Share of the 1,683 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
Places similar to McDonough County Head to head
Compare McDonough County to nearby counties MCDONOUGH COUNTY VS
Schuyler County
Income $65,948 +51%
Home value $109,700 +20%
Population 6,657 −74%
SEE FULL COMPARISON →
MCDONOUGH COUNTY VS
Fulton County
Income $60,599 +39%
Home value $107,200 +17%
Population 32,901 +27%
SEE FULL COMPARISON →
MCDONOUGH COUNTY VS
Hancock County
Income $65,865 +51%
Home value $113,800 +24%
Population 16,803 −35%
SEE FULL COMPARISON →
MCDONOUGH COUNTY VS
Warren County
Income $67,385 +55%
Home value $105,000 +15%
Population 16,222 −37%
SEE FULL COMPARISON →
Frequently asked
How many people live in McDonough County, Illinois? McDonough County, Illinois has about 27,238 residents according to the 2020 American Community Survey.
What is the median household income in McDonough County, Illinois? The typical household in McDonough County, Illinois earns about $43,591 a year. Half of households make more than that, and half make less.
Is McDonough County, Illinois expensive? In McDonough County, Illinois, the median home is worth about $91,700, and the typical rent is about $714 a month.
How educated are people in McDonough County, Illinois? About 32.4% of adults age 25 and over in McDonough County, Illinois hold a bachelor's degree or higher.
What is the poverty rate in McDonough County, Illinois? About 20.5% of people in McDonough County, Illinois live below the federal poverty line.
Has McDonough County, Illinois grown since 1990? Yes, McDonough County, Illinois has shrunk since 1990. The population has lost about 8,006 residents, a change of about -23 percent over that period.
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