Grundy County property records for 38 addresses on Main St, Mazon, IL · Last verified August 2026
| Properties | 38 |
|---|---|
| Median Sale Price | $175,000 |
| Deeds and Mortgages on File | 41 |
| Median Price per Sqft | $90 |
| Owner Occupied | 87% |
| Median Annual Tax Bill | $6,392 |
| Median Year Built | 1969 |
| Median Ownership Tenure | 9 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
1,080 sqft · Built 1993 · 0.33 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,1102025 | 1 Name on Record | AssessorUpdated Jul 2026 |
1,177 sqft · Built 1900 · 0.33 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $12,000May 2012 | $4,1022025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,040 sqft · Built 1996 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $113,000Jun 2003 | $5,7702025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,116 sqft · Built 1906 · 0.33 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $30,000Sep 2019 | $2,9452025 | —Aug 2019 | 2 Names on Record | Assessor + 3 DocumentsUpdated Jul 2026 |
2,024 sqft · Built 1900 · 0.369 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $109,100Apr 2019 | $4,9042025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,252 sqft · Built 1900 · 0.369 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $79,000Dec 2018 | $4,4472025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,678 sqft · Built 1900 · 0.33 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,9562025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
800 sqft · Built 2013 · 0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Nov 2021 | $4,5322025 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
1,189 sqft · Built 1900 · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $180,000Dec 2025 | $3,5852025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,560 sqft · Built 1900 · 0.33 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $108,109May 2026 | $5,6282025 | Sale Amount Jan 2021 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
1,272 sqft · Built 1910 · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $110,000Oct 2007 | $4,3212025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2.5 ba · 1,938 sqft · 0.33 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $166,000Jun 2010 | $6,3792025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,316 sqft · Built 1988 · 0.7 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $175,000Dec 2021 | $9,9772025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,892 sqft · Built 1920 · 0.289 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Dec 2022 | $5,7512025 | 1 Name on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
728 sqft · Built 1940 · 0.15 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $40,999Apr 2014 | $3,4122025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,076 sqft · Built 1955 · 0.28 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $98,000Sep 2020 | $4,2522025 | Sale Amount May 2019 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
3 bd · 1,925 sqft · 0.4 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $52,500Dec 2014 | $3,3112025 | —Dec 2014 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |
2,127 sqft · Built 1926 · 0.339 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $40,000Nov 1989 | $8,3242025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,152 sqft · Built 1905 · 0.15 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $90,000Apr 2009 | $3,3052025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,442 sqft · Built 1920 · 0.46 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,1332025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,042 sqft · Built 1969 · 0.289 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $185,000Jun 2019 | $9,0472025 | Sale Amount Sep 2015 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,847 sqft · Built 1965 · 0.25 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $150,000Apr 2019 | $9,7982025 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
3 bd · 1.5 ba · 1,564 sqft · 0.26 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $145,000Aug 2018 | $6,3922025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 1.5 ba · 1,465 sqft · 0.319 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $65,001Jun 2011 | $4,6462025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,872 sqft · Built 1958 · 0.36 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,0892025 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
1,325 sqft · Built 1971 · 0.3 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,0192025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,380 sqft · Built 1971 · 0.3 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,4192025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
914 sqft · Built 1991 · 0.28 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,000Oct 1988 | $9,9092025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 1,734 sqft · 0.289 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $235,000Oct 2025 | $6,1662025 | Sale Amount Aug 2019 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
1,369 sqft · Built 1991 · 0.289 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $165,000Dec 2004 | $8,6002025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,524 sqft · Built 1997 · 0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $155,000Oct 2015 | $7,3342025 | 1 Name on Record | AssessorUpdated Jul 2026 |
1,470 sqft · Built 1998 · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,1952025 | 1 Name on Record | AssessorUpdated Jul 2026 |
1,524 sqft · Built 1997 · 0.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,3342025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,974 sqft · Built 1998 · 0.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $127,000Oct 2010 | $8,8862025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,641 sqft · Built 2005 · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $137,500Jul 2020 | $7,2292025 | —Aug 2019 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
1,672 sqft · Built 1997 · 0.339 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Sep 2015 | $13,7002025 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
1,641 sqft · Built 2005 · 0.18 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $132,500Dec 2004 | $7,2292025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,697 sqft · Built 2018 · 0.31 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $34,000Sep 2017 | $11,5932025 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |