Thornhill Dr, Carol Stream, IL Property Records

DuPage County property records for 12 addresses on Thornhill Dr, Carol Stream, IL · Last verified September 2026

Thornhill Dr Highlights

Properties 23
Median Sale Price $323,120
Deeds and Mortgages on File 29
Median Price per Sqft $105
Owner Occupied 30%
Median Annual Tax Bill $6,250
Median Year Built 1982
Median Ownership Tenure 28 years

Properties on Thornhill Dr

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

465 Thornhill Dr, #79

7,504 sqft · built 1989 · 0.73 acres

Last Sale Tax Bill Prior Sale Owner Records
$215,000Oct 1996 $28,4462025 Owner on Record AssessorUpdated Aug 2026

501 Thornhill Dr, #A

7,554 sqft · built 1979 · 3.46 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,206,000Feb 2006 $14,5952025 —Aug 1996 Owner on Record Assessor + 2 DocumentsUpdated Aug 2026

503 Thornhill Dr

3 units · Built 1979 · 2,464 sq ft

Last Sale Median Tax Bill Median Sale    
$138,000Mar 2025 $6,6792025 $300,0003 units    

507 Thornhill Dr

3 units · Built 1982 · 751 sq ft

Last Sale Median Tax Bill Median Sale    
   

511 Thornhill Dr

8 units · Built 1982 · 931 sq ft

Last Sale Median Tax Bill Median Sale    
$75,000Nov 2025 $5,0562025 $251,5008 units    

515 Thornhill Dr, #A

2,026 sqft · built 1982 · 3.46 acres

Last Sale Tax Bill Prior Sale Owner Records
$323,500Aug 1997 $3,2312025 —Aug 1997 Owner on Record Assessor + 2 DocumentsUpdated Aug 2026

515 Thornhill Dr, #B

2,035 sqft · built 1982 · 3.46 acres

Last Sale Tax Bill Prior Sale Owner Records
$318,000Aug 1997 $3,2452025 —Aug 1997 Owner on Record Assessor + 2 DocumentsUpdated Sep 2026

517 Thornhill Dr, #C

5,285 sqft · built 1982 · 3.46 acres

Last Sale Tax Bill Prior Sale Owner Records
$870,000Jul 1998 $12,8962025 —Jul 1998 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026
Last Sale Tax Bill Prior Sale Owner Records
—Sep 1996 $24,8472025 Owner on Record AssessorUpdated Aug 2026

535 Thornhill Dr, #95

180,216 sqft · built 1974 · 6.56 acres

Last Sale Tax Bill Prior Sale Owner Records
$323,120Dec 2017 $410,8712025 Amount on Record Nov 2014 Owner on Record Assessor + 2 DocumentsUpdated Aug 2026

570 Thornhill Dr

216,720 sqft · built 1977 · 12.4 acres

Last Sale Tax Bill Prior Sale Owner Records
$691,1382025 Owner on Record AssessorUpdated Aug 2026

725 Thornhill Dr

17 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 2020 Owner on Record Owner Occupied AssessorUpdated Aug 2026

Property Records in Nearby Streets