Overview
2,052
Total Population
57.6
Median age
48.64%
Female population %
105.6:100
Gender ratio (M:F)
65-69 years
Largest age group
90.0
Total dependency ratio
White
Largest racial group
39
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Keweenaw County's population is old compared to the rest of the country:
- The median age in Keweenaw County is 57.6, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- Keweenaw County's population under 18 was 15.06%, compared to the 22.51% nationwide.
- Keweenaw County's elderly or the senior population (over 65 age) was 35.43% as compared to 16.04% nationwide.
- Of the total population in Keweenaw County, 11.94% were under the age of 15, 11.55% aged 15 to 29, 41.08% aged 30 to 64, 32.94% aged 65 to 84, and 2.49% were 85 years of age and older.

Read more about Keweenaw County, MI population by age ➔
Gender
There are 56 less females than males in Keweenaw County:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 48.64% females and 51.36% males in Keweenaw County, MI.
- The Keweenaw County, MI gender ratio is 105.6:100 i.e. 105.6 men to 100 women (1.056).
- For male population, the largest age group is 65-69 years with a population of 145.
- For the female population, the largest age group is 65-69 years with a population of 140.

Read more about Keweenaw County, MI population by gender ➔
Race / Ethnicity
Keweenaw County's population has become increasingly diverse:
- Racial distribution of Keweenaw County population: 96.64% are White, 0.58% are Black or African American, 0.19% are American Indian and Alaska Native and 2.58% are multiracial.
- Keweenaw County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
- By ethnicity, 39 is Hispanic or Latino (of any race), and 2,013 (98.10% of the total population) is Non-Hispanic.
- The largest racial group in Keweenaw County is White with a population of 1,983 (96.64% of the total population).

Read more about Keweenaw County, MI population by race ➔
Year by year
Keweenaw County's population has already reached its peak and is showing a trend of decline:
- The peak population was 2,306 in the year 2009
- From 2000 to 2010, Keweenaw County's population decreased by 105 (4.62%), as compared to the national growth of 9.63%.
- From 2010 to 2020, Keweenaw County's population decreased by 102 (4.70%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
- Between the year 2000 and 2022, Keweenaw County's population was lowest in year 2020 at 2,068.

Read more about Keweenaw County, MI population by year ➔
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates
- U.S. Census Bureau Population Estimates Population Estimates Program (PEP)