Cost of Living in St. Clair County, MI

Modeled annual cost: $44,662.

Median family income: $85,166.

Affordability Snapshot

MI County Median

$44,032

State Rank

28thMost expensive counties in MI out of 83See Michigan county rankings

Median Income

$85,166

Location Type

Metro

Biggest category:

Transport is the biggest expense in St. Clair County, MI.

$13,114 per year.

Cost breakdown

Total

$44,662

Per year

  • Transport:$13,114
  • Housing:$10,245
  • Taxes:$8,003
  • Healthcare:$4,963
  • Other Costs:$4,402
  • Food:$3,935
  • Childcare:$0

* Percentages may not add up to 100% due to rounding.

Cheaper counties in Michigan

1Genesee County, MI
$39,314
2Roscommon County, MI
$40,512
3Saginaw County, MI
$40,609
4Gratiot County, MI
$40,856
5Ogemaw County, MI
$41,163

Popular comparisons in Michigan

See how St. Clair County, MI compares across the country.

Explore our cost of living interactive map to compare St. Clair County, MI with multiple counties in the United States.

Use the Cost of Living Map Launch WatchPennies cost of living map
How WatchPennies calculates salary needed
Cost of Living in St. Clair County, MI (2026)