Annawan, IL

Town in IL, US

By Neilsberg Research

Last updated May 1, 2026

Key Indicators

A quick look at key numbers

Population

865

Source: U.S. Census Bureau American Community Survey (ACS) 2020-2024 5-Year Estimates

Median Age

40.8

years ∙ half population younger than 40.8, half older

Diversity Index

chance two random people differ in race and ethnicity

Nativity

1.2%

foreign-born population

98.8%Native

1.2% Foreign-born

Geographic Context

Location, size, and surroundings

About

Annawan is a town within Bureau and Henry counties, Illinois, United States.

Location

Town in IL, US

Co-ordinates

DEC41.396382° N, 89.890567° W

DMS41° 23′ 46.98″ N, 89° 53′ 26.04″ W

Population Density & area

404.2/sq mi (155.9/km²)

Total Area

2.14 sq mi (5.55 km²)

Land Area

2.14 sq mi (5.55 km²) · 99.98%

Water Area

0 sq mi (0 km²) · 0.02%

Demographics & Living

Who lives here, how households are formed, and community composition

Population Composition

Key characteristics of the population

Sex Distribution

50.8% male

Male 50.8%

Female 49.2%

males per 100 females

Annawan 103.1

Illinois 97.7

United States 98

Nativity

1.2%

foreign-born population

98.8%Native

1.2% Foreign-born

% Foreign-born

Annawan 1.2%

Illinois 14.7%

United States 14.1%

Age Distribution

How the population is spread across age groups

Median Age

40.8

years ∙ half population younger than 40.8, half older

Annawan

40.8

Illinois

United States

38.9

Dependency ratio

84.4

dependents per 100 working-age adults

Annawan 84.4

Illinois 63.5

United States 64.4

AGE DISTRIBUTION

Distribution of age group

Median age

	Annawan	Illinois	United States
Age Group
Children (Under 18)	22.8%	21.8%	22%
Working age (18-64)	54.2%	61.2%	60.8%
Senior (65+)	23%	17%	17.2%
Dependency ratio
Total dependency ratio	84.4	63.5	64.4
Child dependency ratio	42	35.7	36.1
Old-age dependency ratio	42.4	27.8	28.3

Racial & Ethnic Composition

Racial and ethnic makeup and how it compares

Race & Ethnicity

White

96.4%

Black

Asian

1.4%

Hispanic

1.3%

Other

0.9%

Note: White, Black, and Asian refer to individuals belonging to a single race and not of Hispanic origin. Hispanics may be of any race.

Diversity Index

chance two random people differ in race and ethnicity

Annawan 7%

Illinois 60.5%

United States 61.4%

Note: The Diversity Index (DI), based on the Blau Index, measures the probability that two randomly selected individuals differ in race and ethnicity. Values range from 0 (no diversity) to 1 (high diversity) and are shown as percentages.

RACIAL & ETHNIC COMPOSITION

Race & Ethnicity

Percentage of Annawan population

	Annawan	Illinois	United States
Hispanic or Latino	1.3%	18.8%	19.3%
Mexican	0.5%	14.4%	11.3%
Puerto Rican	0.5%	1.6%	1.8%
Cuban	0%	0.3%	0.8%
Other Hispanic / Latino	0.3%	2.5%	5.5%
Not Hispanic or Latino	98.7%	81.2%	80.7%
One race	97.8%	77.8%	76.4%
White	96.4%	58.1%	57.4%
Black or African American	0%	13.3%	11.9%
American Indian and Alaska Native	0%	0.1%	0.5%
Asian	1.4%	5.9%	5.9%
Native Hawaiian and Other Pacific Islander	0%	0%	0.2%
Some Other Race	0%	0.4%	0.6%
Two or more races (Multiracial)	0.9%	3.4%	4.3%

Household & Families Composition

Household size, type, and family structure

Household structure

59.1% family

Family 59.1%

Non family 40.9%

% family households

Annawan 59.1%

Illinois 62.2%

United States 64.2%

Average household size

2.17

persons per household

Annawan

2.17

Illinois

2.46

United States

2.53

Household & Family COMPOSITION

Households

Percentage of Annawan population

	Annawan	Illinois	United States
Total households	399	5,036,449	129,227,496
Average houshold size	2.17	2.46	2.53
Family households	236	3,130,978	82,990,528
Average family size	2.84	3.14	3.14
Married couple family	199	2,282,435	60,637,388
Other families	37	848,543	22,353,140
Male householder	13	248,521	6,572,819
Female householder	24	600,022	15,780,321
Non-family households	163	1,905,471	46,236,968
One-person households	138	1,569,881	37,140,836
Male householder	33	712,191	16,871,444
Senior (65+) living alone	2	210,051	5,225,110
Female householder	105	857,690	20,269,392
Senior (65+) living alone	60	417,870	10,089,070
Other living arrangements	25	335,590	9,096,132

Housing Profile

Housing stock, ownership, rentals, and cost burdens

Total housing units

435

housing units

Annawan 435

Illinois 5,457,452

United States 143,775,355

Occupancy status

91.7% occupied

Occupied 91.7%

Vacant 8.3%

vacancy rate

Annawan 8.3%

Illinois 7.7%

United States 10.1%

Housing Characteristics

How the housing supply is structured and used

Types of Housing unit

86%

Single family houses

86%

Apartments in multi-unit structures

13.3%

Mobile homes

0.7%

Boat, RV, van, etc

Median Year Built

1965

Half of houses were built before 1965, and half after.

Historic ∙ 1939 or earlier

27.8%

Postwar & mid-century ∙ 1940 - 1969

25%

Late 20th century ∙ 1970 - 1999

35.4%

Modern ∙ 2000 or later

11.8%

Note: Median year built reflects occupied units only; distribution includes all units.

Housing Characteristics

Units, rooms & bedrooms

Physical characteristics of housing units

	Annawan	Illinois	United States
Rooms per unit
Median rooms	6.2	5.6	5.5
1–3 rooms	7.1%	14.6%	15.1%
4–6 rooms	50.4%	50.9%	51.6%
7+ rooms	42.6%	34.6%	33.4%
Bedrooms
No bedroom / studio	0%	3.1%	2.9%
1 bedroom	9.2%	11.5%	10.9%
2 bedrooms	32.4%	27.7%	25%
3 bedrooms	39.3%	35.8%	38.7%
4+ bedrooms	19.1%	21.7%	22.4%
At a glance
Median year built	1965	1971	1981
Total housing units	435	5,457,452	143,775,355

Occupancy Profile

Who is inside and how they use it

Homeownership

78.2% owners

Renter-occupied 21.8%

Owner-occupied 78.2%

homeownership rate

Annawan 78.2%

Illinois 67.1%

United States 65.2%

Average household size

2.31

Owner-occupied

1.67

Renter-occupied

owner-occupied average size

Annawan 2.31

Illinois 2.62

United States 2.64

Housing Characteristics

Occupied unit characteristics

Tenure, crowding, and utilities

	Annawan	Illinois	United States
Total occupied units	399	5,036,449	129,227,496
Year moved in
2020 or later	24.4%	23.3%	24.8%
2010 to 2019	29.3%	38.1%	39.6%
2000 to 2009	11.5%	17.3%	16.4%
1999 or earlier	34.9%	21.3%	19.1%
Occupants per room
1.00 or fewer	100%	97.5%	96.6%
1.01 to 1.50	0%	1.6%	2.2%
1.51 or more	0%	0.8%	1.2%
Vehicles availability
No vehicles	4.5%	11%	8.4%
1 vehicle	34.1%	35.7%	33.1%
2 vehicles	45.6%	35.1%	36.6%
3 or more vehicles	15.8%	18.3%	21.9%
House heating fuel used
Gas	72.7%	79.5%	51.4%
Electricity	25.3%	18.6%	41.3%
Solar	0.8%	0.1%	0.3%
Fuel oil, kerosene etc	0%	0.1%	3.9%
All other fuels	1.3%	0.8%	2%
No fuel used	0%	0.8%	1.2%
Selected characteristics
Lacking complete plumbing	0%	0.3%	0.4%
Lacking complete kitchen	0%	0.8%	0.8%
No telephone service available	0%	0.8%	0.9%

Housing Value

What owner-occupied units are worth

Median home value

$135,100

owner-occupied units

Median value(USD)

Annawan

$135,100

Illinois

$263,300

United States

$332,700

Housing Cost Burden

9.7%

of homeowners with a mortgage are cost-burdened

% Cost-Burdened Households

Owners with a mortgage

9.7%

Owners without a mortgage

8.9%

Renters

17.9%

Note: Households spending 30% or more of their income on housing costs are considered cost-burdened.

Financial characteristics

Property value and housing costs

Tenure, crowding, and utilities

	Annawan	Illinois	United States
Property value
Median Value	$135,100	$263,300	$332,700
Under $100,000	25.6%	13.7%	11.4%
$100,000 - $200,000	52.9%	21.5%	15.8%
$200,000 - $300,000	17%	22.3%	17.8%
$300,000 - $500,000	4.5%	27.7%	26.9%
$500,000 - $1,000,000	0%	12.1%	20.9%
$1,000,000 and more	0%	2.7%	7.1%
Owner-occupied households
With a mortgage	49.7%	60.8%	60.6%
Without a mortgage	50.3%	39.2%	39.4%
Median monthly owner costs
With a mortgage	$1,336	$1,987	$1,963
Without a mortgage	$586	$792	$638
Gross rent
Median rent	$588	$1,274	$1,413

Education Profile

How educated is the community and how education pays off

Adults with a college degree

28.7%

of adults 25+ with a bachelor's degree or higher

Annawan 28.7%

Illinois 37.8%

United States 35.7%

Adults without a high school diploma

1.5%

of adults (25+) without a high school diploma

Annawan 1.5%

Illinois 9.6%

United States 10.4%

School Enrollment

Who is enrolled in school and at what level

School enrollment

183

population (age 3+) enrolled in school

Nursery / Preschool

13.1%

K–12

75.4%

College / Undergraduate

7.7%

Graduate / Professional

3.8%

College-going rate (18-24 yr olds)

9.5%

of 18-24-year-olds in college or graduate school

Annawan

9.5%

Illinois

41.4%

United States

40.9%

Enrollment & school type

Enrollment levels, college-going rate, and public vs private school split

Population 3+ currently enrolled in a school

	Annawan	Illinois	United States
Total enrolled (age 3+)	183	3,051,569	80,089,790
Nursery / preschool	13.1%	6.3%	5.7%
K–12	75.4%	67.3%	67.6%
Kindergarten	8.7%	4.9%	5%
Elementary: Grades 1–4	24%	19.5%	19.8%
Elementary: Grades 5–8	23.5%	20.8%	21%
High School: Grades 9–12	19.1%	22.1%	21.7%
College or graduate school	11.5%	26.4%	26.7%
College, undergraduate	7.7%	19.8%	21%
Graduate, professional school	3.8%	6.6%	5.8%
College-going rate · 18-24 yr olds	9.5%	41.4%	40.9%
School type
Public school	96.2%	80.5%	82%
Private school	3.8%	19.5%	18%

Education Attainment by Level & Gender

What is the highest level of education completed among adults

Education attainment

647

population 25 years and over

Total adults (25+)

Less than 9th grade

9th-12th, no diploma

1.5%

HS graduate

32.9%

Some college no degree

24.4%

Associates degree

12.4%

Bachelors degree

19%

Graduate or professional degree

9.7%

Attainment by gender

Male vs Female

Adults (25+) · Share within each education level

* The Census Bureau did not publish education attainment by gender data for Annawan due to an insufficient sample size to produce reliable estimates.

% male · % female

Less than 9th grade

—% · —%

9th-12th, no diploma

100% · 0%

HS graduate

44.1% · 55.9%

Some college no degree

42.4% · 57.6%

Associates degree

47.5% · 52.5%

Bachelors degree

48.8% · 51.2%

Graduate or professional degree

47.6% · 52.4%

Educational Attainment Overview

Distribution and key education attainment rates for adults (25+)

Highest credential completed · adults 25+

	Annawan	Illinois	United States
Population (25+)	647	8,767,004	230,807,303
Less than 9th grade	0%	4.6%	4.7%
9th–12th, no diploma	1.5%	5%	5.7%
High school diploma or GED	32.9%	25.1%	26%
Some college, no degree	24.4%	19.2%	19.1%
Associate's degree	12.4%	8.3%	8.8%
Bachelor's degree or higher	28.7%	37.8%	35.7%
Bachelor's degree	19%	22.6%	21.6%
Graduate or professional	9.7%	15.3%	14.1%
High School or higher	98.5%	90.5%	89.6%

Earnings by education level

percentage as applicable

Median Earnings

$51,250

Median earnings for adults 25+, by level

Less than HS graduate

$—

HS graduate

$38,750

Some college or associates

$45,481

Bachelors degree

$68,333

Graduate or professional degree

$86,875

Poverty Rate

for ages 25+, with bachelors degree or higher

Less than HS graduate

30%

HS graduate

15%

Some college or associates

0.8%

Bachelors degree or higher

Outcomes by Education Level

Earnings and poverty rates across education levels (25+)

Adults 25+

	Annawan	Illinois	United States
Median earnings
Population 25+, with earnings	$51,250	$55,582	$52,696
Less than high school graduate	$—	$34,655	$32,485
High school graduate (includes equivalency)	$38,750	$40,965	$40,153
Some college or associate's degree	$45,481	$47,813	$47,260
Bachelor's degree	$68,333	$73,326	$70,044
Graduate or professional degree	$86,875	$91,623	$90,720
Poverty rates
Less than high school graduate	30%	21.6%	24.2%
High school graduate (includes equivalency)	15%	14.4%	14.4%
Some college or associate's degree	0.8%	9.9%	9.8%
Bachelor's degree or higher	0%	4.5%	4.5%

Insights for Annawan, by topic

Income By year By race By age By gender

Population By year By race By age By gender

About Neilsberg Research

Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.

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