Marquette County, MI — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
66,430
Male
33,695
50.7%
Female
32,735
49.3%
Median Age
39.2 yrs
Avg Household Size
2.2
Foreign Born
2.2%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher24.0%
High School or Higher41.8%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
7.3%
Disability
0.0%
Non-English Home
3.0%
Married
41.9%
Marquette County, MI has a population of 66,430 according to 2023 Census Bureau estimates. The median age is 39.2 years. The largest racial or ethnic group is White at 91.5% of the population. 24.0% of residents hold a bachelor's degree or higher. 2.2% of residents are foreign-born.