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CITY

Colchester

Illinois · 1,070 residents (2025 est.) · 1.15 sq mi
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The short version

Colchester has lower-than-average household income, with a median household income of $63,981. Population has fallen 24% since 2000, a loss of 365 residents. 14% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has more than doubled since 2000, reaching $91,700.

At a glance
Lower income
below the US median
US median: $82,259
Older
median age 41.6
US median: 38.9
Less educated
14% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
1,128
−24%since 2000
from 1,493 in 2000
1990 – 2025
Population density
981 / sq mi
−24%since 2000
from 1,298 / sq mi in 2000
US average: 281
Median age
41.6
+9%since 2000
from 38.1 in 2000
US average: 38.9

PEP 2025 EST:1,070 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
9991K1K2K2K1990201020202024Colchester
20241K
1990201020202024
Section 02

Income & economy

Median household income
$63,981
+12%inflation adjusted, since 2000
from $31,283 in 2000
US average: $82,259
1990 – 2024
Per capita income
$31,123
+103%since 2000
from $15,354 in 2000
US average: $44,673
Households earning $100K+
37.8%
+24.9 ptssince 2009
from 12.9% in 2009
US average: 53.3%
Poverty rate
7.8%
+0.5 ptssince 2000
from 7.3% in 2000
US average: 12.5%
Income inequality (Gini)
0.390
+4%since 2010
from 0.374 in 2010
US average: 0.476
Workforce by industry, 2024
Retail trade16.1%
US avg: 9.9%
Finance & insurance9.1%
US avg: 5.9%
Professional, scientific, technical9.1%
US avg: 5.1%
Information7.7%
US avg: 10.8%
Agriculture, forestry, fishing3.9%
US avg: 1.6%
Construction3.9%
US avg: 1.2%
Other services2.7%
US avg: 6.7%
Public administration2.7%
US avg: 4.8%
Transportation & warehousing2.5%
US avg: 2.2%
Arts, entertainment, food1.3%
US avg: 1.9%
Wholesale trade0.5%
US avg: 6.9%
Manufacturing0%
US avg: 0.4%
Education & health services0%
US avg: 0.9%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$91,700
+18%inflation adjusted, since 2000
from $42,800 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$808
+16%inflation adjusted, since 2000
from $384 in 2000
US average: $1,442
Owner-occupied
74.4%
+0.3 ptssince 2000
from 74.1% in 2000
25.6% rent
Vacancy rate
13.2%
+7.9 ptssince 2009
from 5.3% in 2009
US average: 10.0%
Owner cost-burdened
7.3%
−17.0 ptssince 2009
from 24.3% in 2009
US average: 22.9%
Renter cost-burdened
46.3%
+10.4 ptssince 2009
from 35.9% in 2009
US average: 47.4%
Afford Score
1.4
+5%since 2000
from 1.4 in 2000
1990 – 2024
Gentrification Score
37
RELATED:See current rent listings in Colchester on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic99%(1,478)
Black0%(0)
Hispanic / Latino0.6%(9)
Asian0.1%(1)
Other0%
Diversity Score1.7%(25)
2024
White, non-Hispanic94.6%(1,067)
Black0%(0)
Hispanic / Latino3.1%(35)
Asian0%(0)
Other2.3%(26)
Diversity Score13%(146)
Diversity Score
13
+677%since 2000
from 2 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
14.0%
+3.7 ptssince 2000
from 10.3% in 2000
US average: 35.6%
High school or higher
91.4%
+7.3 ptssince 2000
from 84.2% in 2000
US average: 89.6%
Graduate degree
4.1%
+1.7 ptssince 2000
from 2.4% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
15.7 min
+16%since 2000
from 13.5 min in 2000
US average: 26.5
Drive alone to work
84.3%
+0.5 ptssince 2009
from 83.8% in 2009
US average: 68.9%
Carpooled to work
8.8%
−0.1 ptssince 2009
from 8.9% in 2009
US average: 8.5%
Public transit
2.0%
+2.0 ptssince 2009
from 0.0% in 2009
US average: 3.2%
Worked from home
4.1%
−0.1 ptssince 2009
from 4.2% in 2009
US average: 15.0%
Walked to work
0.0%
−2.3 ptssince 2009
from 2.3% in 2009
US average: 2.4%
Biked to work
0.0%
−0.3 ptssince 2009
from 0.3% in 2009
US average: 0.4%
No vehicle available
5.5%
Unchangedsince 2009
from 5.4% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
3.8%
−4.7 ptssince 2011
from 8.5% in 2011
US average: 5.2%
Labor force participation
64.5%
+7.4 ptssince 2011
from 57.1% in 2011
US average: 63.5%
Self-employed
12.3%
−1.8 ptssince 2009
from 14.2% in 2009
US average: 13.1%
Management & professional
23.9%
−36.5 ptssince 2009
from 60.5% in 2009
US average: 42.5%
Section 08

People & community

Male
51.7%
+2.7 ptssince 2009
from 49.0% in 2009
Female
48.3%
−2.7 ptssince 2009
from 51.0% in 2009
Foreign born
0.0%
−2.3 ptssince 2009
from 2.3% in 2009
US average: 14.1%
Veterans
9.1%
−41.5 ptssince 2009
from 50.6% in 2009
US average: 6.2%
With a disability
18.3%
+1.8 ptssince 2012
from 16.5% in 2012
US average: 13.3%
Uninsured
4.8%
−79.5 ptssince 2013
from 84.3% in 2013
US average: 8.4%
Broadband at home
87.2%
+26.9 ptssince 2017
from 60.3% in 2017
US average: 91.0%
English only at home
100.0%
+1.9 ptssince 2016
from 98.1% in 2016
US average: 77.7%
Spanish at home
0.0%
Unchangedsince 2016
from 0.0% in 2016
US average: 13.6%
Drill deeper

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Head to head

Compare Colchester to nearby cities

COLCHESTER VS
Macomb
Income$44,411−31%
Home value$103,300+13%
Population14,530+1258%
SEE FULL COMPARISON →
COLCHESTER VS
Burlington
Income$59,000−8%
Home value$114,300+25%
Population23,336+2081%
SEE FULL COMPARISON →
COLCHESTER VS
Keokuk
Income$52,711−18%
Home value$104,300+14%
Population9,510+789%
SEE FULL COMPARISON →
COLCHESTER VS
Fort Madison
Income$50,705−21%
Home value$94,200+3%
Population9,935+829%
SEE FULL COMPARISON →
Frequently asked

How many people live in Colchester, Illinois?

Colchester, Illinois has about 1,128 residents according to the 2024 American Community Survey.

What is the median household income in Colchester, Illinois?

The typical household in Colchester, Illinois earns about $63,981 a year. Half of households make more than that, and half make less.

Is Colchester, Illinois expensive?

In Colchester, Illinois, the median home is worth about $91,700, and the typical rent is about $808 a month.

How educated are people in Colchester, Illinois?

About 14.0% of adults age 25 and over in Colchester, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Colchester, Illinois?

About 7.8% of people in Colchester, Illinois live below the federal poverty line.

Has Colchester, Illinois grown since 1990?

Yes, Colchester, Illinois has shrunk since 1990. The population has lost about 506 residents, a change of about -31 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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