Onekama, Michigan Demographics & Population 2026

A note before these figures: with a population of 305, Onekama's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.

Population Overview

Onekama is a small community located in Michigan, within Manistee County. The total population is 305. It ranks as the 620th most populous out of 745 Census-designated places in Michigan.

Age Demographics

The median age in Onekama is 61.6 years. This is 53% higher than the state median of 40.2 years.

Economy, Income & Housing

The median household income in Onekama is $32,969. This is 55% lower than the state median of $72,875. It is also 59% lower than the national median of $80,734. The poverty rate stands at 3.6%. This is 73% lower than the state poverty rate of 13.2%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The survey records no unemployed residents in Onekama, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $185,300. Housing costs are 20% lower than the state median of $231,600. The home-value-to-income ratio is 5.6x. 94.2% of occupied housing units are owner-occupied. This homeownership rate is 29% higher than the state average of 73.2%.

Race & Ethnicity

Onekama has a predominantly White (non-Hispanic) population, comprising 92.1% of all residents. Hispanic or Latino residents account for 1.0%. The Hispanic or Latino population (1.0%) is well below the state average of 5.9%.

Education

24.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 24% lower than the state rate of 32.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. No surveyed resident aged 25 or older reported leaving school before earning a high school diploma, though a rate of exactly 100% reflects the limits of a small sample.

Data Sources & Methodology

All demographic data for Onekama, Michigan is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Michigan state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 745 Census-designated places in Michigan. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.