US Census Data

Gratiot County vs Sanilac County

A side-by-side comparison of Gratiot County and Sanilac County: population, income, housing, and more.

Gratiot County and Sanilac County are counties in Michigan. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Gratiot County has the higher population (41,478 vs 40,574 in Sanilac County). Gratiot County has the higher median household income ($61,128 vs $59,074 in Sanilac County). Sanilac County has the higher median home value ($162,200 vs $136,800 in Gratiot County).

Population, income & housing

Gratiot CountySanilac County
Population41,47840,574
Median age39.7 yrs45.3 yrs
Median household income$61,128$59,074
Median home value$136,800$162,200
Median gross rent$808$814
Housing units16,05121,751
Homeownership rate78.9%81.7%
Bachelor's degree or higher19.0%16.0%
Unemployment rate4.7%6.1%

Trends (ACS 5-year, 2019–2023)

Gratiot CountySanilac County
Population40,916 → 41,478 (+1.4%)41,295 → 40,574 (-1.7%)
Median household income$47,848 → $61,128 (+27.8%)$47,672 → $59,074 (+23.9%)
Median home value$95,400 → $136,800 (+43.4%)$111,200 → $162,200 (+45.9%)
Median gross rent$687 → $808 (+17.6%)$678 → $814 (+20.1%)

Gratiot County

Population
40,91641,478
Median household income
$47,848$61,128
Median home value
$95,400$136,800
Median gross rent
$687$808

Sanilac County

Population
41,29540,574
Median household income
$47,672$59,074
Median home value
$111,200$162,200
Median gross rent
$678$814

Age & race/ethnicity

Age distribution (share)

Gratiot CountySanilac County
Under 54.9%5.0%
5 to 1714.6%16.2%
18 to 2411.7%7.2%
25 to 3413.0%10.5%
35 to 4413.3%10.7%
45 to 5412.0%12.0%
55 to 6413.0%15.7%
65 to 749.9%13.6%
75 and over7.6%9.0%

Race & ethnicity (share)

Gratiot CountySanilac County
White (non-Hispanic)83.6%92.4%
Black or African American5.4%0.4%
American Indian & Alaska Native0.3%0.1%
Asian0.4%0.2%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.3%0.3%
Two or more races2.5%2.5%
Hispanic or Latino7.6%4.2%

Educational attainment (age 25+)

Share of adults 25+

Gratiot CountySanilac County
No high school diploma8.1%9.3%
High school graduate40.2%41.7%
Some college or associate's32.7%33.0%
Bachelor's degree13.1%10.3%
Graduate or professional degree5.9%5.7%

Commute to work

How workers get to work (share)

Gratiot CountySanilac County
Drove alone81.9%77.3%
Carpooled5.8%9.2%
Public transit0.6%0.3%
Walked3.5%3.9%
Bicycle0.6%0.2%
Worked from home7.1%8.0%
Other means0.5%1.2%

Housing

Units in structure (share)

Gratiot CountySanilac County
1-unit, detached77.9%82.1%
1-unit, attached1.9%1.2%
2 to 4 units4.4%2.3%
5 to 19 units3.6%3.0%
20 or more units2.8%1.4%
Mobile home & other9.5%10.1%

Poverty & households

Gratiot CountySanilac County
Poverty rate14.3%14.0%
Average household size2.452.29
Mean commute (minutes)2528
Median year structure built19661970

Full profiles

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