Northfield township is located in Cook County Illinois. Northfield township has a 2024 population of 87,688. Northfield township is currently declining at a rate of -0.5% annually and its population has decreased by -3.91% since the most recent census, which recorded a population of 91,256 in 2020.
The average household income in Northfield township is $194,161 with a poverty rate of 6.69%. The median age in Northfield township is 47.4 years: 45.7 years for males, and 48.9 years for females.
According to the most recent ACS, the racial composition of Northfield township was:
White
Asian
Two or more races
Black or African American
Other race
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 35,075 | 2.53 | 79.3 | 20.7 |
| Married | 21,303 | 3.13 | 90.2 | 9.8 |
| Non Family | 10,006 | 1.12 | 61.4 | 38.6 |
| Female | 2,745 | 2.95 | 69.3 | 30.7 |
| Male | 1,021 | 2.9 | 53.6 | 46.4 |
3.06
Average Family Size
2.53
Average Household Size
79.3%
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 islander people with a rate of 100%.
The highest rate of bachelors degrees is among islander people with a rate of 100%.
All
Male
Female
$78,696
Average Earnings
$102,302
Average Male
$58,502
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
70.63% of Northfield township residents speak only English, while 29.37% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 13.97% of the population.
rate
6.69%
Overall Poverty Rate
4.95%
Male Poverty Rate
8.25%
Female Poverty Rate
The race most likely to be in poverty in Northfield township is Asian, with 13.6% below the poverty level.
The race least likely to be in poverty in Northfield township is White, with 4.44% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0.74%. Among those working part-time, it was 6.24%, and for those that did not work, the poverty rate was 10.28%.
Married
Widowed
Divorced
Separated
NeverMarried
60.9%
Overall Marriage Rate
64.9%
Male Marriage Rate
57.3%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 45-54, 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
2.17%
Veteran Poverty Rate
32.89%
Veteran Disability Rate
LaborForceParticipation
61.3%
Labor Force Participation
58.8%
Employment Rate
3.9%
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
59.11%
Born in Northfield township
77.52%
Native Born
22.48%
Foreign Born
5.58%
Non Citizen
16.9%
Naturalized
77.52% of Northfield township residents were born in the United States, with 59.11% having been born in Illinois. 5.58% 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 | 85,473 | -443 | -0.52% |
| 2028 | 85,916 | -443 | -0.51% |
| 2027 | 86,359 | -443 | -0.51% |
| 2026 | 86,802 | -443 | -0.51% |
| 2025 | 87,245 | -443 | -0.51% |
| 2024 | 87,688 | -443 | -0.5% |
| 2023 | 88,131 | -443 | -0.5% |
| 2022 | 88,574 | -1,217 | -1.36% |
| 2021 | 89,791 | -1,465 | -1.61% |
| 2020 | 91,256 | 4,745 | 5.48% |
| 2019 | 86,511 | -186 | -0.21% |
| 2018 | 86,697 | -672 | -0.77% |
| 2017 | 87,369 | -410 | -0.47% |
| 2016 | 87,779 | -97 | -0.11% |
| 2015 | 87,876 | 406 | 0.46% |
| 2014 | 87,470 | 1,099 | 1.27% |
| 2013 | 86,371 | 485 | 0.56% |
| 2012 | 85,886 | 341 | 0.4% |
| 2011 | 85,545 | 373 | 0.44% |
| 2010 | 85,172 | 0 | 0% |