Allen St, Belvidere, IL Property Records

Boone County property records for 50 addresses on Allen St, Belvidere, IL · Last verified August 2026

Allen St Highlights

Properties 50
Median Sale Price $93,000
Deeds and Mortgages on File 41
Median Price per Sqft $102
Owner Occupied 70%
Median Annual Tax Bill $3,297
Median Year Built 1945
Median Ownership Tenure 20 years

Properties on Allen St

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

315 Allen St

3 bd · 2 ba · 1,936 sqft · 0.381 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$4,0242025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

316 Allen St

4 bd · 1.5 ba · 1,962 sqft · 0.275 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$132,500May 2005 $4,2372025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

323 Allen St

3 bd · 1 ba · 1,792 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$180,000Jun 2018 $4,5192025 Amount on Record Aug 2015 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

324 Allen St

4 bd · 2 ba · 1,932 sqft · 0.274 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$36,500Feb 1989 $2,4432025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

329 Allen St

3 bd · 1.5 ba · 1,624 sqft · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$85,000Aug 1998 $8212025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

330 Allen St

3 bd · 2 ba · 1,648 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$128,000Jun 2006 $4,1122025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

335 Allen St

3 bd · 1.5 ba · 1,580 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$95,000Oct 1998 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

336 Allen St

4 bd · 3 ba · 2,544 sqft · 0.213 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$84,000Feb 2019 $3,9382025 Amount on Record May 1987 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

407 Allen St

4 bd · 1 ba · 1,976 sqft · 0.206 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2023 $6,8572025 Amount on Record Apr 2021 1 Name on Record Assessor + 4 DocumentsUpdated Aug 2026

415 Allen St

3 bd · 1 ba · 1,379 sqft · 0.212 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$89,000May 2021 $3,5882025 Amount on Record Dec 2005 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

418 Allen St

4 bd · 1 ba · 1,532 sqft · 0.452 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$121,000Mar 2018 $3,3482025 —Nov 2006 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

423 Allen St

3 bd · 1 ba · 1,553 sqft · 0.212 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$85,000Jul 1998 $3,5752025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

426 Allen St

5 bd · 1 ba · 1,680 sqft · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,6342025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

428 Allen St

4 bd · 2 ba · 2,088 sqft · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$115,240Sep 2003 $3,7082025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

429 Allen St

3 bd · 1.5 ba · 1,652 sqft · 0.212 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$8442025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

521 Allen St

2 bd · 2 ba · 2,428 sqft · 0.23 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$45,000Aug 1977 $5,1812025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

524 Allen St

3 bd · 1 ba · 1,560 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$95,000Feb 2006 $3,1892025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

525 Allen St

3 bd · 1 ba · 1,432 sqft · 0.23 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$147,000Nov 2021 $4,0432025 —Dec 2015 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

528 Allen St

3 bd · 1 ba · 1,487 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$68,000Aug 2011 $3,4712025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

611 Allen St

3 bd · 1 ba · 968 sqft · 0.074 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$79,000Aug 2005 $3,2612025 1 Name on Record AssessorUpdated Jul 2026

615 Allen St

2 bd · 1 ba · 704 sqft · 0.106 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Jul 2016 $2,4542025 —Jun 2016 1 Name on Record Assessor + 3 DocumentsUpdated Jul 2026

703 Allen St

3 bd · 1 ba · 844 sqft · 0.282 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$100,000May 2006 $3,6132025 1 Name on Record AssessorUpdated Jul 2026

705 Allen St

2 bd · 1 ba · 720 sqft · 0.215 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2015 $2,2312025 Amount on Record Aug 2015 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

707 Allen St

2 bd · 1 ba · 1,104 sqft · 0.199 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$37,500Apr 1976 $1,1392025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

708 Allen St

3 bd · 1 ba · 1,168 sqft · 0.164 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$80,000Oct 1999 $3,9012025 1 Name on Record AssessorUpdated Jul 2026

711 Allen St

2 bd · 1 ba · 1,191 sqft · 0.188 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$41,500Mar 1984 $9972025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

720 Allen St

2 bd · 1 ba · 792 sqft · 0.236 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$93,000Jun 2021 $1,7062025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

724 Allen St

2 bd · 1 ba · 676 sqft · 0.164 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$97,000Mar 2021 $2,8642025 Amount on Record Dec 2002 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

803 Allen St

2 bd · 1 ba · 720 sqft · 0.188 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$20,500Sep 1976 $2,7082025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

807 Allen St

2 bd · 1 ba · 1,020 sqft · 0.188 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$45,000Mar 2003 $3,1702025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

815 Allen St

3 bd · 1 ba · 1,748 sqft · 0.227 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$61,500Apr 1990 $4,1982025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

824 Allen St

3 bd · 1 ba · 872 sqft · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$70,000Dec 2016 $3,2972025 Amount on Record Nov 2013 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

828 Allen St

4 bd · 1 ba · 960 sqft · 0.1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$63,000Oct 1990 $1,3232025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

904 Allen St

3 bd · 1.5 ba · 1,156 sqft · 0.185 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$97,000May 1994 $3,5672025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

915 Allen St

3 bd · 2 ba · 1,549 sqft · 0.321 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$39,199Feb 2013 $4,9942025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

1018 Allen St

2 bd · 1 ba · 624 sqft · 0.185 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$65,500May 2019 $2,6842025 Amount on Record Jun 2016 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

1025 Allen St

3 bd · 1 ba · 960 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$124,000Oct 2004 $2,3912025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

1103 Allen St

3,507 sqft · Built 1960 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2008 $8,1232025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

1104 Allen St

2 bd · 1.5 ba · 832 sqft · 0.17 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Aug 2014 $2,8642025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

1110 Allen St

1 bd · 1 ba · 480 sqft · 0.151 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$38,000Mar 1995 $1,4862025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

1111 Allen St

4,141 sqft · Built 1980 · 0.668 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 1992 $10,2872025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

1112 Allen St

2 bd · 1 ba · 952 sqft · 0.151 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$87,550Jun 2020 $2,6922025 Amount on Record Aug 2012 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

1114 Allen St

3 bd · 1 ba · 1,237 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$79,900Apr 2010 $4,0772025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

1116 Allen St

3 bd · 1 ba · 672 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2002 $2,3552025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

1117 Allen St

0.332 acres

Last Sale Tax Bill Prior Sale Owner Records
$8032025 1 Name on Record AssessorUpdated Jul 2026

1119 Allen St

2,160 sqft · Built 1955 · 0.322 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,1302025 1 Name on Record AssessorUpdated Jul 2026

1120 Allen St

15,003 sqft · Built 1970 · 0.599 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2008 $8,9172025 1 Name on Record AssessorUpdated Jul 2026

1206 Allen St

0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,232Nov 2014 $1452025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

1208 Allen St

0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2015 $1422025 Amount on Record Sep 2008 1 Name on Record AssessorUpdated Jul 2026

1214 Allen St

2 bd · 1 ba · 1,248 sqft · 1.38 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2015 $4,0412025 Amount on Record May 1999 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

Wildfire Risk on Allen St

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskLow
this street's cells rank at the 1st percentile of exposed land nationally · 9th in Illinois
Wildfire LikelihoodLow — less than 1 in 10,000 per year
ExposureDirect
1 of 6 cells directly exposed · 5 adjoin burnable vegetation

Property Records in Nearby Streets