Colchester township is located in McDonough County Illinois. Colchester township has a 2024 population of 1,533. Colchester township is currently declining at a rate of -0.39% annually and its population has decreased by -1.67% since the most recent census, which recorded a population of 1,559 in 2020.
The average household income in Colchester township is $62,709 with a poverty rate of 14.8%. The median age in Colchester township is 44.9 years: 42.9 years for males, and 45.7 years for females.
According to the most recent ACS, the racial composition of Colchester township was:
White
Two or more races
Other race
Black or African American
Native American
Asian
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 724 | 2.14 | 78.3 | 21.7 |
| Married | 348 | 2.73 | 94.5 | 5.5 |
| Non Family | 279 | 1.12 | 59.5 | 40.5 |
| Female | 83 | 3 | 69.9 | 30.1 |
| Male | 14 | 2.43 | 100 | 0 |
2.69
Average Family Size
2.14
Average Household Size
78.3%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among other race people with a rate of 100%.
The highest rate of bachelors degrees is among other race people with a rate of 100%.
All
Male
Female
$36,667
Average Earnings
$46,103
Average Male
$33,125
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
98.71% of Colchester township residents speak only English, while 1.29% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.29% of the population.
rate
14.8%
Overall Poverty Rate
15.97%
Male Poverty Rate
13.53%
Female Poverty Rate
The race most likely to be in poverty in Colchester township is White, with 15.11% below the poverty level.
The race least likely to be in poverty in Colchester township is Hispanic, with 6.9% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 3.33%. Among those working part-time, it was 9.36%, and for those that did not work, the poverty rate was 37.04%.
Married
Widowed
Divorced
Separated
NeverMarried
56.0%
Overall Marriage Rate
56.2%
Male Marriage Rate
55.9%
Female Marriage Rate
male
female
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
27.74%
Veteran Poverty Rate
25.81%
Veteran Disability Rate
LaborForceParticipation
60.6%
Labor Force Participation
58.5%
Employment Rate
3.5%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
85.33%
Born in Colchester township
99.55%
Native Born
0.45%
Foreign Born
0.45%
Non Citizen
0%
Naturalized
99.55% of Colchester township residents were born in the United States, with 85.33% having been born in Illinois. 0.45% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 1,503 | -6 | -0.4% |
| 2028 | 1,509 | -6 | -0.4% |
| 2027 | 1,515 | -6 | -0.39% |
| 2026 | 1,521 | -6 | -0.39% |
| 2025 | 1,527 | -6 | -0.39% |
| 2024 | 1,533 | -6 | -0.39% |
| 2023 | 1,539 | -6 | -0.39% |
| 2022 | 1,545 | 1 | 0.06% |
| 2021 | 1,544 | -15 | -0.96% |
| 2020 | 1,559 | -145 | -8.51% |
| 2019 | 1,704 | -17 | -0.99% |
| 2018 | 1,721 | -19 | -1.09% |
| 2017 | 1,740 | -34 | -1.92% |
| 2016 | 1,774 | -17 | -0.95% |
| 2015 | 1,791 | -11 | -0.61% |
| 2014 | 1,802 | -20 | -1.1% |
| 2013 | 1,822 | -12 | -0.65% |
| 2012 | 1,834 | 3 | 0.16% |
| 2011 | 1,831 | -5 | -0.27% |
| 2010 | 1,836 | 0 | 0% |