DuPage County property records for 34 addresses on Hamilton Ave, Westmont, IL · Last verified October 2026
| Properties | 34 |
|---|---|
| Median Sale Price | $461,000 |
| Deeds and Mortgages on File | 31 |
| Median Price per Sqft | $253 |
| Owner Occupied | 97% |
| Median Annual Tax Bill | $9,195 |
| Median Year Built | 1976 |
| Median Ownership Tenure | 12 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
511 Hamilton Ave |
2.5 ba · 2,329 sqft built 1976 · 0.25 acres | $188,000 Dec 1993 | $10,368 2025 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
512 Hamilton Ave |
2.5 ba · 2,055 sqft built 1977 · 0.239 acres | $440,000 May 2022 | $9,953 2025 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
515 Hamilton Ave |
3 bd · 2 ba · 1,817 sqft built 1976 · 0.239 acres | $245,000 Jul 2009 | $9,096 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
516 Hamilton Ave |
2.5 ba · 1,941 sqft built 1976 · 0.2 acres | $8,620 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
519 Hamilton Ave |
2.5 ba · 2,329 sqft built 1976 · 0.189 acres | $350,000 Aug 2002 | $9,814 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
520 Hamilton Ave |
3 ba · 1,438 sqft built 1976 · 0.219 acres | $360,000 Jan 2014 | $8,954 2025 | Assessor + 3 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
523 Hamilton Ave |
2 ba · 1,817 sqft built 1976 · 0.21 acres | $655,000 Jan 2026 | $8,769 2025 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
524 Hamilton Ave |
4 bd · 2.5 ba · 2,034 sqft built 1976 · 0.23 acres | $259,000 Mar 2008 | $9,589 2025 | Assessor + 4 Documents Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
528 Hamilton Ave |
2.5 ba · 1,941 sqft built 1976 · 0.25 acres | — Mar 2015 | $8,331 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
532 Hamilton Ave |
2.5 ba · 2,034 sqft built 1976 · 0.219 acres | $9,237 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
536 Hamilton Ave |
2.5 ba · 1,941 sqft built 1976 · 0.25 acres | $305,000 Oct 2015 | $8,959 2025 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
539 Hamilton Ave |
2.5 ba · 2,012 sqft built 1976 · 0.25 acres | $625,000 Oct 2026 | $9,340 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
540 Hamilton Ave |
3 bd · 2 ba · 1,817 sqft built 1977 · 0.239 acres | $325,000 Apr 2019 | $8,895 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
543 Hamilton Ave |
2.5 ba · 1,607 sqft built 1976 · 0.33 acres | $315,000 Oct 1999 | $7,930 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
544 Hamilton Ave |
2 ba · 1,424 sqft built 1977 · 0.269 acres | $188,000 Jun 1995 | $8,807 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
545 Hamilton Ave |
2 ba · 1,957 sqft built 1977 · 0.369 acres | $420,000 Jul 2014 | $10,220 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
548 Hamilton Ave |
2 ba · 1,817 sqft built 1976 · 0.219 acres | $461,000 Dec 2025 | $8,689 2025 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
549 Hamilton Ave |
2.5 ba · 2,042 sqft built 1976 · 0.45 acres | $12,926 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
551 Hamilton Ave |
2.5 ba · 2,296 sqft built 1976 · 0.269 acres | $10,438 2025 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
552 Hamilton Ave |
2.5 ba · 2,329 sqft built 1976 · 0.219 acres | $9,880 2025 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
555 Hamilton Ave |
2.5 ba · 2,329 sqft built 1976 · 0.219 acres | $9,561 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
556 Hamilton Ave |
2 ba · 2,372 sqft built 1977 · 0.21 acres | $9,849 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
557 Hamilton Ave |
2.5 ba · 2,058 sqft built 1976 · 0.36 acres | $290,000 Nov 1998 | $10,844 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
559 Hamilton Ave |
2.5 ba · 2,104 sqft built 1978 · 0.31 acres | $8,122 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
560 Hamilton Ave |
2.5 ba · 1,607 sqft built 1976 · 0.21 acres | $8,824 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
561 Hamilton Ave |
2.5 ba · 1,768 sqft built 1976 · 0.23 acres | — Dec 1997 | $8,186 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
564 Hamilton Ave |
3 bd · 2 ba · 1,817 sqft built 1976 · 0.21 acres | $332,000 Aug 2007 | $9,261 2025 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
565 Hamilton Ave |
3 ba · 2,308 sqft built 1976 · 0.269 acres | $6,810 2022 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
567 Hamilton Ave |
2.5 ba · 2,329 sqft built 1976 · 0.219 acres | $640,000 Oct 2026 | $9,312 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
568 Hamilton Ave |
2.5 ba · 2,329 sqft built 1977 · 0.2 acres | — Jan 1998 | $9,030 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
569 Hamilton Ave |
2 ba · 1,817 sqft built 1977 · 0.21 acres | $8,213 2025 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
571 Hamilton Ave |
3 bd · 2.5 ba · 1,768 sqft built 1977 · 0.21 acres | $390,000 Nov 2021 | $8,602 2025 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
572 Hamilton Ave |
3.5 ba · 2,389 sqft built 1977 · 0.21 acres | $9,195 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
573 Hamilton Ave |
4 bd · 2.5 ba · 2,329 sqft built 1976 · 0.2 acres | $450,000 Oct 2013 | $9,952 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |