In 2023, Sanilac County, MI had a population of 40.6k people with a median age of 45.3 and a median household income of $59,074. Between 2022 and 2023 the population of Sanilac County, MI declined from 40,759 to 40,574, a −0.454% decrease and its median household income grew from $55,740 to $59,074, a 5.98% increase.
The 5 largest ethnic groups in Sanilac County, MI are White (Non-Hispanic) (92.4%), Two+ (Non-Hispanic) (2.51%), Two+ (Hispanic) (1.7%), White (Hispanic) (1.41%), and Other (Hispanic) (0.983%).
None of the households in Sanilac County, MI reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
99.4% of the residents in Sanilac County, MI are U.S. citizens.
In 2023, the median property value in Sanilac County, MI was $162,200, and the homeownership rate was 81.7%.
Most people in Sanilac County, MI drove alone to work, and the average commute time was 28.2 minutes. The average car ownership in Sanilac County, MI was 2 cars per household.
Sanilac County, MI borders Huron County, MI, Lapeer County, MI, St. Clair County, MI, and Tuscola County, MI.