Northfield is a village located in Cook County, Illinois. Northfield has a 2025 population of 5,407. Northfield is currently declining at a rate of -1.24% annually and its population has decreased by -5.9% since the most recent census, which recorded a population of 5,746 in 2020.
The average household income in Northfield is $281,510 with a poverty rate of 5.22%.The median age in Northfield is 50.5 years: 49.6 years for males, and 51.1 years for females.
Data after 2023 is projected based on recent change
The racial composition of Northfield includes 86.03% White, 8.59% Asian, and smaller percentages for other race, Black or African American and multiracial populations.
Race | Population | Percentage (of total) |
---|---|---|
White | 4,889 | 86.03% |
Asian | 488 | 8.59% |
Two or more races | 211 | 3.71% |
Other race | 82 | 1.44% |
Black or African American | 13 | 0.23% |
Married
Widowed
Divorced
Separated
Never Married
Northfield's average per capita income is $116,445. Household income levels show a median of $180,492. The poverty rate stands at 5.22%.
Name | Median | Mean |
---|---|---|
Married Families | $250,001 | - |
Families | $249,500 | $348,478 |
Households | $180,492 | $281,510 |
Non Families | $57,054 | $101,213 |
Average Income
Median Household Income
Poverty Rate