Winnebago County, IL Real Estate & Property Data

Winnebago County Real Estate Market Trends
Last Updated: September 20, 2025

With up-to-date real estate data get detailed insight into Winnebago County, IL sourced from the nation’s leading property data provider. The current median home price in Winnebago County, IL is $212,000. Winnebago County real estate data shows that there have been a total of 5,627 residential properties sold over the past 12 months. ATTOM’s Winnebago County real estate data indicates that the county has 18 properties in foreclosure and 6 REOs (real estate bank owned) properties.

Winnebago County Real Estate Market Trends
Total Residential Properties 102,516
Total Commercial Properties 6,536
Avg. Home Age (Single Family Home) 59 Years
Avg. Square Feet (Single Family Home) 1,475
Total 2025 Residential Sales (year-to-date) 2,862
% of Homes Seriously Underwater (Q3 2025) 0.67%
Total 2024 Residential Sales 4,946
% of Equity Rich Homes (Q3 2025) 43.8%
Effective 2024 Property Tax 1.91%
Total Foreclosure Filings (year-to-date) 91
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Winnebago County, IL Real Estate Overview

There were 5,627 residential properties sold in the past year in Winnebago County, IL. The median home value in Winnebago County, IL is $198,511. There are a total of 102,516 residential properties in the Winnebago.

Median Sales Price i
$212,000
(Jul 2025)
+11.9%
year-over-year
y-o-y
  • July '25 Jul '25 $212,000
  • June '25 Jun '25 $199,000
  • May '25 May '25 $188,500
  • April '25 Apr '25 $191,500
  • March '25 Mar '25 $180,000
  • February '25 Feb '25 $190,000
  • January '25 Jan '25 $200,000
  • December '24 Dec '24 $172,500
  • November '24 Nov '24 $195,000
  • October '24 Oct '24 $185,000
  • September '24 Sep '24 $191,250
  • August '24 Aug '24 $197,500
Median Down Payment i
$25,950
(Jul 2025)
+32.4%
year-over-year
y-o-y
  • July '25 Jul '25 $25,950
  • June '25 Jun '25 $20,500
  • May '25 May '25 $16,875
  • April '25 Apr '25 $18,400
  • March '25 Mar '25 $13,006
  • February '25 Feb '25 $19,000
  • January '25 Jan '25 $21,750
  • December '24 Dec '24 $19,500
  • November '24 Nov '24 $17,932
  • October '24 Oct '24 $21,600
  • September '24 Sep '24 $15,000
  • August '24 Aug '24 $22,500
Number of Homes Sold i
497
(Jul 2025)
-0.2%
year-over-year
y-o-y
  • July '25 Jul '25 497
  • June '25 Jun '25 487
  • May '25 May '25 421
  • April '25 Apr '25 409
  • March '25 Mar '25 370
  • February '25 Feb '25 329
  • January '25 Jan '25 349
  • December '24 Dec '24 408
  • November '24 Nov '24 439
  • October '24 Oct '24 480
  • September '24 Sep '24 471
  • August '24 Aug '24 469
Number of Purchase Loans i
335
(Jul 2025)
+5.3%
year-over-year
y-o-y
  • July '25 Jul '25 335
  • June '25 Jun '25 323
  • May '25 May '25 262
  • April '25 Apr '25 242
  • March '25 Mar '25 213
  • February '25 Feb '25 197
  • January '25 Jan '25 198
  • December '24 Dec '24 265
  • November '24 Nov '24 289
  • October '24 Oct '24 293
  • September '24 Sep '24 295
  • August '24 Aug '24 292
Number of REFI Loans i
253
(Jul 2025)
+24.6%
year-over-year
y-o-y
  • July '25 Jul '25 253
  • June '25 Jun '25 204
  • May '25 May '25 249
  • April '25 Apr '25 256
  • March '25 Mar '25 196
  • February '25 Feb '25 160
  • January '25 Jan '25 149
  • December '24 Dec '24 254
  • November '24 Nov '24 218
  • October '24 Oct '24 255
  • September '24 Sep '24 212
  • August '24 Aug '24 219
Number of HELOC Loans i
144
(Jul 2025)
+32.1%
year-over-year
y-o-y
  • July '25 Jul '25 144
  • June '25 Jun '25 106
  • May '25 May '25 133
  • April '25 Apr '25 113
  • March '25 Mar '25 93
  • February '25 Feb '25 80
  • January '25 Jan '25 90
  • December '24 Dec '24 105
  • November '24 Nov '24 100
  • October '24 Oct '24 108
  • September '24 Sep '24 147
  • August '24 Aug '24 125

Winnebago County, IL Real Estate Market Overview

Last 30 days
  • City
    Median Est. Value
  • City
    Median Est. Value
  • City
    Median Est. Value

Winnebago County, IL Foreclosure Activity

There were a total of 18 Winnebago County, IL properties with a foreclosure filing in July 2025.

Total Foreclosure Filings i
18
(Jul 2025)
+20%
year-over-year
y-o-y
  • July '25 Jul '25 18
  • June '25 Jun '25 12
  • May '25 May '25 12
  • April '25 Apr '25 10
  • March '25 Mar '25 14
  • February '25 Feb '25 10
  • January '25 Jan '25 15
  • December '24 Dec '24 6
  • November '24 Nov '24 13
  • October '24 Oct '24 9
  • September '24 Sep '24 25
  • August '24 Aug '24 7
Foreclosure Starts i
  • July '25 Jul '25 N/A
  • June '25 Jun '25 1
  • May '25 May '25 1
  • April '25 Apr '25 N/A
  • March '25 Mar '25 N/A
  • February '25 Feb '25 N/A
  • January '25 Jan '25 N/A
  • December '24 Dec '24 N/A
  • November '24 Nov '24 N/A
  • October '24 Oct '24 N/A
  • September '24 Sep '24 1
  • August '24 Aug '24 1
Completed Foreclosures (REOs) i
6
(Jul 2025)
+50%
year-over-year
y-o-y
  • July '25 Jul '25 6
  • June '25 Jun '25 4
  • May '25 May '25 5
  • April '25 Apr '25 4
  • March '25 Mar '25 4
  • February '25 Feb '25 3
  • January '25 Jan '25 4
  • December '24 Dec '24 N/A
  • November '24 Nov '24 7
  • October '24 Oct '24 6
  • September '24 Sep '24 6
  • August '24 Aug '24 2
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