Chatham township is located in Sangamon County Illinois. Chatham township has a 2024 population of 8,509. Chatham township is currently growing at a rate of 0.51% annually and its population has increased by 1.15% since the most recent census, which recorded a population of 8,412 in 2020.
The average household income in Chatham township is $100,028 with a poverty rate of 3.84%. The median age in Chatham township is 35 years: 38.6 years for males, and 33 years for females.
According to the most recent ACS, the racial composition of Chatham township was:
White
Two or more races
Black or African American
Asian
Other race
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 3,370 | 2.48 | 69.6 | 30.4 |
| Married | 1,591 | 3.36 | 88.9 | 11.1 |
| Non Family | 1,414 | 1.24 | 50.7 | 49.3 |
| Female | 304 | 3.53 | 58.2 | 41.8 |
| Male | 61 | 2.84 | 62.3 | 37.7 |
3.3
Average Family Size
2.48
Average Household Size
69.6%
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 black people with a rate of 100%.
The highest rate of bachelors degrees is among asian people with a rate of 58.33%.
All
Male
Female
$63,182
Average Earnings
$68,940
Average Male
$56,557
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
97.41% of Chatham township residents speak only English, while 2.59% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.4% of the population.
rate
3.84%
Overall Poverty Rate
2.13%
Male Poverty Rate
5.21%
Female Poverty Rate
The race most likely to be in poverty in Chatham township is Other, with 100% below the poverty level.
The race least likely to be in poverty in Chatham township is White, with 3.68% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1%. Among those working part-time, it was 10.29%, and for those that did not work, the poverty rate was 10%.
Married
Widowed
Divorced
Separated
NeverMarried
50.9%
Overall Marriage Rate
55.1%
Male Marriage Rate
47.2%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 35-44.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
3.34%
Veteran Poverty Rate
30.07%
Veteran Disability Rate
LaborForceParticipation
71.4%
Labor Force Participation
66.7%
Employment Rate
4.4%
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
75.83%
Born in Chatham township
99.02%
Native Born
0.98%
Foreign Born
0.52%
Non Citizen
0.47%
Naturalized
99.02% of Chatham township residents were born in the United States, with 75.83% having been born in Illinois. 0.52% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 8,724 | 43 | 0.5% |
| 2028 | 8,681 | 43 | 0.5% |
| 2027 | 8,638 | 43 | 0.5% |
| 2026 | 8,595 | 43 | 0.5% |
| 2025 | 8,552 | 43 | 0.51% |
| 2024 | 8,509 | 43 | 0.51% |
| 2023 | 8,466 | 43 | 0.51% |
| 2022 | 8,423 | -17 | -0.2% |
| 2021 | 8,440 | 28 | 0.33% |
| 2020 | 8,412 | 694 | 8.99% |
| 2019 | 7,718 | 112 | 1.47% |
| 2018 | 7,606 | 21 | 0.28% |
| 2017 | 7,585 | 105 | 1.4% |
| 2016 | 7,480 | 65 | 0.88% |
| 2015 | 7,415 | 70 | 0.95% |
| 2014 | 7,345 | 87 | 1.2% |
| 2013 | 7,258 | 63 | 0.88% |
| 2012 | 7,195 | 69 | 0.97% |
| 2011 | 7,126 | 101 | 1.44% |
| 2010 | 7,025 | 0 | 0% |