Northfield demographics profile

Population density (sq mi)2,4016291
Median age27.337.837.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)44%58%55%
Families w/ Kids under 1847%45%43%
Speak English88%89%79%
Speak Spanish6%4%13%
Northfield, MN has a population of 20,405 and is the 2,125th largest city in the United States. The population density is 2,401 per sq mi which is 3781% higher than the Minnesota average and 2550% higher than the national average. The median age in Northfield is 27 which is approximately 28% lower than the Minnesota average of 38. In Northfield, 44% of the population over 15 years of age are married, 88% speak English and 6% speak Spanish. 54% of Northfield residents were born in Minnesota, 37% were born out of state, 1% were born outside of the United States and 8% were foreign born.

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Did you know?

  • The population density in Northfield is 3781% higher than Minnesota.
  • The median age in Northfield is 28% lower than Minnesota.
  • In Northfield 87.64% of the population is White.
  • In Northfield 2.32% of the population is Black or African American.
  • In Northfield 3.87% of the population is Asian.

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Northfield population breakdown by race

Black or African American2.32%5.70%12.63%
American Indian0.25%1.04%0.82%
Native Hawaiian0.05%0.04%0.18%
Mixed race2.12%2.72%3.06%
Other race3.76%1.62%4.75%
In Northfield, 7.7% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Northfield age breakdown

Marital status

Age of children in married couples

Source: The Northfield, MN demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).