Counties in Illinois with the most active listings for July 2026. Source: Realtor.com.
13,478 active listings · $428,030 median
2,749 active listings · $560,013 median
2,459 active listings · $445,504 median
2,061 active listings · $573,838 median
1,286 active listings · $481,697 median
1,176 active listings · $432,779 median
1,060 active listings · $243,198 median
882 active listings · $261,949 median
734 active listings · $254,250 median
644 active listings · $340,910 median
