St. Ignace city, Michigan Demographics & Population 2026

Population Overview

St. Ignace city is a small community located in Michigan, within Mackinac County. The total population is 2,409. It ranks as the 274th most populous out of 745 cities and towns in Michigan.

Age Demographics

The median age in St. Ignace city is 48.1 years. This is 20% higher than the state median of 40.1 years. Only 13.8% of residents are under 18, indicating fewer families with children. 10.1% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in St. Ignace city is $60,735. This is 15% lower than the state median of $71,149. Compared to the national median of $78,538, household income here is 23% lower. The poverty rate stands at 22.5%. This is 72% higher than the state poverty rate of 13.1%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 2.2%. This is 62% lower than the state rate of 5.8%. The median home value is $127,800. Housing costs are 41% lower than the state median of $217,600. With a home-value-to-income ratio of just 2.1x, St. Ignace city is one of the most affordable housing markets in the area. 63.6% of occupied housing units are owner-occupied. This homeownership rate is 13% lower than the state average of 72.9%.

Race & Ethnicity

The largest racial or ethnic group in St. Ignace city is White (non-Hispanic), making up 47.4% of the population. Black or African American residents account for 13.2%. The Hispanic or Latino population (2.2%) is well below the state average of 5.7%.

Education

17.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 46% lower than the state rate of 31.8%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 91.7%.

Data Sources & Methodology

All demographic data for St. Ignace city, Michigan is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. 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. For official data, visit data.census.gov.