Counties in Illinois with the most active listings for February 2026. Source: Realtor.com.
11,512 active listings · $411,640 median
1,865 active listings · $595,508 median
1,833 active listings · $422,273 median
1,360 active listings · $554,562 median
960 active listings · $450,567 median
898 active listings · $423,621 median
850 active listings · $255,243 median
678 active listings · $243,868 median
552 active listings · $227,801 median
511 active listings · $178,375 median
