Delavan

County:: Tazewell County
County Seat:: No
Area (mi²):: 1.442
State:: Illinois

Delavan is a city located in Tazewell County, Illinois. Delavan has a 2025 population of 1,520. Delavan is currently declining at a rate of -0.65% annually and its population has decreased by -3.31% since the most recent census, which recorded a population of 1,572 in 2020.

The average household income in Delavan is $74,265 with a poverty rate of 11.98%. The median age in Delavan is 38 years: 38.3 years for males, and 37.2 years for females.

Demographics

The racial composition of Delavan includes 95.31% White, and smaller percentages for other race, Black or African American, Native American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Other race

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Race	Population	Percentage (of total)
White	1,525	95.31%
Two or more races	49	3.06%
Other race	26	1.63%
Black or African American	0	0%
Native American	0	0%
Asian	0	0%
Native Hawaiian or Pacific Islander	0	0%

Delavan Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Delavan's average per capita income is $41,037. Household income levels show a median of $69,038. The poverty rate stands at 11.98%.

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	$90,729	-
Families	$72,308	$83,352
Households	$69,038	$74,265
Non Families	$47,639	$49,243

$41,037

Average Income

$69,038

Median Household Income

11.98%

Poverty Rate