Cambridge Flag

Cambridge

County:
Henry County
County Seat:
Yes
Area (mi²):
1.991
State:
Illinois

Cambridge is a village located in Henry County, Illinois. Cambridge has a 2026 population of 2,009. It is also the county seat of Henry County. Cambridge is currently declining at a rate of -0.59% annually and its population has decreased by -3.6% since the most recent census, which recorded a population of 2,084 in 2020.

The median household income in Cambridge is $64,979 with a poverty rate of 13.08%. The median age in Cambridge is 34.7 years: 33.6 years for males, and 37.4 years for females. For every 100 females there are 99.3 males.

2K
Total Population
1,009
Density (mi²)
-12 -0.59%
Growth

Cambridge Population

Cambridge Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20262,009-12-0.59%
20252,021-13-0.64%
20242,034-10-0.49%
20232,044-8-0.39%
20222,052-20-0.97%
20212,072-12-0.58%
20202,084-7-0.33%
20192,077-7-0.34%
20182,084-10-0.48%
20172,094-15-0.71%
20162,109-9-0.42%
20152,118-11-0.52%
20142,129-5-0.23%
20132,134-18-0.84%
20122,152-2-0.09%
20112,154-6-0.28%
20102,160-1-0.05%

Median Age

Overall: 34.7 years
Female: 37.4 years
Male: 33.6 years

Cambridge Adults

There are 1,577 adults, (306 of whom are seniors) in Cambridge.

Sex Ratio

Female: 1,068 (50.2%)
Male: 1,060 (49.8%)

Demographics

The racial composition of Cambridge includes 88.25% White, and smaller percentages for Black or African American, Asian and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White1,87888.25%
Two or more races1828.55%
Black or African American391.83%
Asian291.36%
Race
Population ↓
Percentage (of total)
White1,87888.25%
Two or more races1828.55%
Black or African American391.83%
Asian291.36%

Cambridge Marital Status

Economics and Income Statistics

Cambridge 's average per capita income is $41,080. Household income levels show a median of $64,979. The poverty rate stands at 13.08%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$94,000-
Families$74,063$90,619
Households$64,979$80,306
Non Families$40,938$49,608

$41,080

Average Income

$64,979

Median Household Income

13.08%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)