Saginaw County vs St. Clair County

A side-by-side comparison of Saginaw County and St. Clair County: population, income, housing, and more.

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

Saginaw County has the higher population (189,210 vs 160,089 in St. Clair County). St. Clair County has the higher median household income ($69,349 vs $58,347 in Saginaw County). St. Clair County has the higher median home value ($213,900 vs $139,400 in Saginaw County).

Population, income & housing

	Saginaw County	St. Clair County
Population	189,210	160,089
Median age	41.1 yrs	44.3 yrs
Median household income	$58,347	$69,349
Median home value	$139,400	$213,900
Median gross rent	$921	$999
Housing units	86,134	72,467
Homeownership rate	73.5%	80.5%
Bachelor's degree or higher	23.4%	20.3%
Unemployment rate	6.6%	6.4%

Trends (ACS 5-year, 2019–2023)

	Saginaw County	St. Clair County
Population	191,821 → 189,210 (-1.4%)	159,247 → 160,089 (+0.5%)
Median household income	$48,000 → $58,347 (+21.6%)	$56,951 → $69,349 (+21.8%)
Median home value	$101,300 → $139,400 (+37.6%)	$154,300 → $213,900 (+38.6%)
Median gross rent	$780 → $921 (+18.1%)	$814 → $999 (+22.7%)

Saginaw County

Population

191,821189,210

Median household income

$48,000$58,347

Median home value

$101,300$139,400

Median gross rent

$780$921

St. Clair County

Population

159,247160,089

Median household income

$56,951$69,349

Median home value

$154,300$213,900

Median gross rent

$814$999

Age & race/ethnicity

Age distribution (share)

	Saginaw County	St. Clair County
Under 5	5.6%	4.9%
5 to 17	15.9%	15.6%
18 to 24	9.2%	7.6%
25 to 34	12.6%	11.4%
35 to 44	11.2%	11.3%
45 to 54	11.7%	13.4%
55 to 64	13.8%	16.0%
65 to 74	11.7%	12.2%
75 and over	8.2%	7.6%

Race & ethnicity (share)

	Saginaw County	St. Clair County
White (non-Hispanic)	68.1%	90.0%
Black or African American	18.5%	2.2%
American Indian & Alaska Native	0.2%	0.1%
Asian	1.2%	0.5%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.1%	0.3%
Two or more races	2.8%	3.3%
Hispanic or Latino	9.1%	3.6%

Educational attainment (age 25+)

Share of adults 25+

	Saginaw County	St. Clair County
No high school diploma	8.9%	7.9%
High school graduate	32.8%	33.2%
Some college or associate's	34.8%	38.6%
Bachelor's degree	14.8%	12.8%
Graduate or professional degree	8.6%	7.5%

Commute to work

How workers get to work (share)

	Saginaw County	St. Clair County
Drove alone	79.9%	80.5%
Carpooled	8.3%	9.3%
Public transit	0.4%	0.8%
Walked	2.0%	1.3%
Bicycle	0.2%	0.3%
Worked from home	8.4%	7.1%
Other means	0.8%	0.7%

Housing

Units in structure (share)

	Saginaw County	St. Clair County
1-unit, detached	76.0%	79.1%
1-unit, attached	3.6%	2.8%
2 to 4 units	5.4%	4.9%
5 to 19 units	7.4%	3.8%
20 or more units	4.2%	2.9%
Mobile home & other	3.6%	6.4%

Poverty & households

	Saginaw County	St. Clair County
Poverty rate	18.1%	11.0%
Average household size	2.36	2.38
Mean commute (minutes)	22	29
Median year structure built	1968	1975