Martin County, MN — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
19,864
Male
10,025
50.5%
Female
9,839
49.5%
Median Age
44.5 yrs
Avg Household Size
2.2
Foreign Born
2.8%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher16.8%
High School or Higher41.0%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
6.8%
Disability
0.0%
Non-English Home
3.8%
Married
45.0%
Martin County, MN has a population of 19,864 according to 2023 Census Bureau estimates. The median age is 44.5 years. The largest racial or ethnic group is White at 93.1% of the population. 16.8% of residents hold a bachelor's degree or higher. 2.8% of residents are foreign-born.