St. Clair County
- Population
- 160,221
- Area
- 0.72 sq mi (1.87 km²), 0.11 sq mi water
- Median age
- 44.5
- Households
- 67,816
- Persons per household
- 2.3
- Median household income
- $71,270
- Median house value
- $224,600
Demographics: 2020–2024 ACS
Overnight
62°F
Scattered Showers And Thunderstorms41% precip
Saturday
77°F
Showers And Thunderstorms77% precip
Saturday Night
56°F
Chance Showers And Thunderstorms52% precip
Sunday
70°F
Scattered Showers And Thunderstorms45% precip