Rock Island County
- Population
- 142,757
- Area
- 0.43 sq mi (1.11 km²), 0.02 sq mi water
- Median age
- 40.3
- Households
- 61,733
- Persons per household
- 2.2
- Median household income
- $67,159
- Median house value
- $150,400
Demographics: 2020–2024 ACS
Overnight
65°F
Clear
Saturday
81°F
Sunny1% precip
Saturday Night
61°F
Clear
Sunday
79°F
Sunny