Mackinac Island, Michigan Demographics & Population 2026

A note before these figures: with a population of 561, Mackinac Island'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

Mackinac Island is a small community located in Michigan, within Mackinac County. The total population is 561. It ranks as the 533rd most populous out of 745 Census-designated places in Michigan.

Age Demographics

The median age in Mackinac Island is 40.4 years. This is about the same as the state median of 40.2 years. Only 6.6% of residents are under 18, indicating fewer families with children.

Economy, Income & Housing

The median household income in Mackinac Island is $95,000. This is 30% higher than the state median of $72,875. It is also 18% higher than the national median of $80,734. The poverty rate stands at 13.1%. This is 1% lower than the state poverty rate of 13.2%. The unemployment rate is 7.9%. This is 39% higher than the state rate of 5.7%. The median home value is $733,300. Housing costs are 217% higher than the state median of $231,600. The home-value-to-income ratio of 7.7x suggests that housing affordability is a significant concern for many residents. 48.9% of occupied housing units are owner-occupied. This homeownership rate is 33% lower than the state average of 73.2%.

Race & Ethnicity

The largest racial or ethnic group in Mackinac Island is White (non-Hispanic), making up 57.0% of the population. Black or African American residents account for 14.3%. The Hispanic or Latino population is significantly higher than the state average (13.0% vs 5.9%).

Education

41.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 26% higher than the state rate of 32.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 85.7%.

Data Sources & Methodology

All demographic data for Mackinac Island, 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.