1st Ave, Ottawa, IL Property Records

LaSalle County property records for 98 addresses on 1st Ave, Ottawa, IL · Last verified August 2026

1st Ave Highlights

Properties 98
Median Sale Price $153,500
Deeds and Mortgages on File 103
Median Price per Sqft $118
Owner Occupied 56%
Median Annual Tax Bill $4,785
Median Year Built 1924
Median Ownership Tenure 6 years

Properties on 1st Ave

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

217 1st Ave

1,927 sqft · Built 1917 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,2192025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

401 1st Ave

1 ba · 2,459 sqft · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
—Aug 2022 $10,0842025 Amount on Record Sep 2021 1 Name on Record Assessor + 5 DocumentsUpdated Aug 2026

402 1st Ave

1,623 sqft · Built 1875 · 0.164 acres

Last Sale Tax Bill Prior Sale Owner Records
$142,500May 2018 $5,6372025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

403 1st Ave

1 ba · 2,816 sqft · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,0582025 1 Name on Record AssessorUpdated Jul 2026

404 1st Ave

1 ba · 1,858 sqft · 0.164 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,9282025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

411 1st Ave

1,332 sqft · Built 1965 · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2023 $3,0312025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

414 1st Ave

1,800 sqft · Built 1910 · 0.164 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2026 $5,1072025 Amount on Record Jun 2018 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

416 1st Ave

1 ba · 1,620 sqft · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$145,000Aug 2005 $5,1532025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

420 1st Ave

1,697 sqft · Built 1908 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,8692025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

423 1st Ave

1,175 sqft · Built 1890 · 0.299 acres

Last Sale Tax Bill Prior Sale Owner Records
$112,000May 2007 $4,5702025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

424 1st Ave

2,292 sqft · Built 1910 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$134,500Jan 2016 $5,9222025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

428 1st Ave

1,664 sqft · Built 1915 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$125,000Oct 2022 $6,3042025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

429 1st Ave

1 ba · 2,249 sqft · 0.289 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,6902025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

432 1st Ave

2,070 sqft · Built 1903 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$235,000Jun 2024 $6,0752025 Amount on Record Dec 2019 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

433 1st Ave

2,006 sqft · Built 1890 · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$98,000Mar 2016 $5,7062025 —Oct 2005 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

434 1st Ave

1,760 sqft · Built 1935 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,7992025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

437 1st Ave

2,209 sqft · Built 1890 · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2022 $5,7542025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

438 1st Ave

1,470 sqft · Built 1905 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$189,000Aug 2025 $4,8602025 Amount on Record Feb 2012 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

439 1st Ave

1,368 sqft · Built 1910 · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,8232025 1 Name on Record AssessorUpdated Jul 2026

444 1st Ave

1 ba · 2,022 sqft · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$60,000Jun 2024 $2,5002025 —Jan 2009 2 Names on Record AssessorUpdated Jul 2026

500 1st Ave

1,898 sqft · Built 1940 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,2112025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

501 1st Ave

1 ba · 1,841 sqft · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$236,000Jul 2022 $6,7152025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

504 1st Ave

1,008 sqft · Built 1947 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,7542025 1 Name on Record AssessorUpdated Jul 2026

505 1st Ave

1,403 sqft · Built 1910 · 0.95 acres

Last Sale Tax Bill Prior Sale Owner Records
$165,000Feb 2019 $5,4212025 —Feb 2018 1 Name on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

508 1st Ave

988 sqft · Built 1925 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$175,000Jul 2020 $5,4582025 Amount on Record Dec 2012 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

509 1st Ave

1,682 sqft · Built 1920 · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2022 $7,4742025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

518 1st Ave

3,300 sqft · 0.169 acres

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

527 1st Ave

792 sqft · Built 1905 · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$23,500Nov 2014 $3,4292025 1 Name on Record AssessorUpdated Jul 2026

528 1st Ave

868 sqft · Built 1935 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$153,500May 2023 $5,0102025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

531 1st Ave

1 ba · 1,949 sqft · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2022 $7,9252025 Amount on Record Oct 2013 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

534 1st Ave

1,188 sqft · Built 1940 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$115,500Dec 2019 $3,9942025 Amount on Record Mar 2011 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

535 1st Ave

1,254 sqft · Built 1927 · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$119,000Dec 2007 $4,7852025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

538 1st Ave

924 sqft · Built 1930 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2015 $4,2962025 —Aug 2015 2 Names on Record AssessorUpdated Jul 2026

544 1st Ave

1 ba · 1,204 sqft · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$111,500Sep 2022 $2,8942025 Amount on Record Oct 2012 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

602 1st Ave

1,614 sqft · Built 1890 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,5092025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

603 1st Ave

1,078 sqft · Built 1900 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$90,000Mar 2020 $3,1202025 Amount on Record Jun 2012 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

613 1st Ave

1 ba · 2,108 sqft · 0.419 acres

Last Sale Tax Bill Prior Sale Owner Records
$180,000Jul 2021 $7,7242025 Amount on Record Dec 2010 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

614 1st Ave

1,736 sqft · Built 1945 · 0.33 acres

Last Sale Tax Bill Prior Sale Owner Records
$104,500Oct 2008 $5,8002025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

625 1st Ave

1 ba · 1,120 sqft · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$152,000Dec 2005 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

628 1st Ave

1,026 sqft · Built 1815 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$76,000Oct 2018 $3,2382025 Amount on Record Aug 2006 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

629 1st Ave

940 sqft · Built 1920 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$125,000Mar 2023 $2,7812025 Amount on Record Aug 2008 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

632 1st Ave

3,410 sqft · Built 1922 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$109,000Aug 2021 $1,6942025 Amount on Record Apr 2016 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

634 1st Ave

1,368 sqft · Built 1945 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$212,000Mar 2026 $6,1072025 Amount on Record Nov 2018 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

637 1st Ave

1,677 sqft · Built 1935 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$118,000Jul 2020 $4,0142025 Amount on Record Jul 2007 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

641 1st Ave

1,146 sqft · Built 1947 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,1372025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

644 1st Ave

988 sqft · Built 1921 · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
$140,000May 2025 $3,8002025 Amount on Record May 2007 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

645 1st Ave

1,340 sqft · Built 1910 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$110,000Jul 2019 $2,7502025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

646 1st Ave

896 sqft · Built 1950 · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$92,500Oct 2005 $3,9272025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

648 1st Ave

2,248 sqft · Built 1893 · 0.4 acres

Last Sale Tax Bill Prior Sale Owner Records
$105,000Jul 2005 $4,1132025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

704 1st Ave

1,216 sqft · Built 1969 · 0.369 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,6292025 2 Names on Record Assessor + 2 DocumentsUpdated Jul 2026

712 1st Ave

1,168 sqft · Built 1900 · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jan 2020 $4,1812025 —Apr 2009 1 Name on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

714 1st Ave

1,017 sqft · Built 1925 · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
$64,500Nov 2022 $3,7552025 Amount on Record Nov 2019 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

731 1st Ave

1,080 sqft · Built 1952 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$128,500Dec 2025 $4,9292025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

738 1st Ave

925 sqft · Built 1920 · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$138,000Sep 2024 $3,5692025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

740 1st Ave

926 sqft · Built 1924 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
—Aug 2013 $2,2592025 1 Name on Record AssessorUpdated Jul 2026

746 1st Ave

1,216 sqft · Built 1968 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$156,500Aug 2024 $5,8842025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

749 1st Ave

1.5 ba · 2,546 sqft · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,9902025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

750 1st Ave

0.45 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,1762025 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

800 1st Ave

6,096 sqft · 2.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,000,000Dec 2020 $13,3292025 Amount on Record Apr 2011 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

801 1st Ave, #803

2,664 sqft · Built 1926 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$232,000Jul 2026 $4,9362025 Amount on Record Jun 2017 1 Name on Record Assessor + 7 DocumentsUpdated Aug 2026

805 1st Ave

1,614 sqft · Built 1910 · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
—Aug 2013 $2,2992025 1 Name on Record AssessorUpdated Jul 2026

807 1st Ave

760 sqft · Built 1920 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$35,000Jan 2005 $2,5782025 Amount on Record Jan 2005 1 Name on Record AssessorUpdated Aug 2026

900 1st Ave

1,254 sqft · 0.289 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,8892025 1 Name on Record AssessorUpdated Jul 2026

901 1st Ave

1 ba · 1,956 sqft · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$50,201Nov 2010 $3,7522025 —Aug 2010 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

904 1st Ave

888 sqft · Built 1950 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,7592025 1 Name on Record AssessorUpdated Jul 2026

906 1st Ave

908 sqft · Built 1890 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,3962025 1 Name on Record AssessorUpdated Jul 2026

908 1st Ave

752 sqft · Built 1910 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,4262025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

911 1st Ave

2,204 sqft · Built 1996 · 0.51 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,700,000Nov 2024 $28,1112025 Amount on Record — 1 Name on Record AssessorUpdated Jul 2026

1001 1st Ave

2,744 sqft · Built 1989 · 0.319 acres

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2023 $4,3642025 Amount on Record Oct 2005 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

1002 1st Ave

15,084 sqft · 1.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$19,3922025 2 Names on Record AssessorUpdated Jul 2026

1005 1st Ave

440 sqft · Built 1949 · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2023 $5482025 Amount on Record Oct 2005 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

1007 1st Ave

1,440 sqft · Built 1905 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,6142025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

1009 1st Ave

768 sqft · Built 1950 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$35,000Nov 2014 $3,6572025 —Aug 2014 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

1013 1st Ave

2,520 sqft · Built 1972 · 0.319 acres

Last Sale Tax Bill Prior Sale Owner Records
$165,500Sep 2024 $3,7802025 Amount on Record Aug 2016 2 Names on Record Assessor + 3 DocumentsUpdated Jul 2026

1015 1st Ave

1,336 sqft · Built 1966 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jan 2025 $6,2472025 —Mar 2022 1 Name on Record Assessor + 2 DocumentsUpdated Aug 2026

1100 1st Ave

2,151 sqft · Built 1953 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$200,000Oct 2017 $1,1522025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

1105 1st Ave

2,366 sqft · Built 2001 · 0.81 acres

Last Sale Tax Bill Prior Sale Owner Records
$263,245Nov 2013 $6,6802025 Amount on Record Dec 2007 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

1106 1st Ave

2,000 sqft · 0.319 acres

Last Sale Tax Bill Prior Sale Owner Records
$525,000Apr 2007 $22,2392025 1 Name on Record AssessorUpdated Jul 2026

1111 1st Ave

1,788 sqft · Built 1900 · 0.269 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2025 $3,7182025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

1112 1st Ave

1,152 sqft · Built 1965 · 0.35 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2025 $6,1772025 Amount on Record Sep 2025 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

1114 1st Ave

1,189 sqft · Built 1956 · 0.269 acres

Last Sale Tax Bill Prior Sale Owner Records
$110,000May 2019 $4,7822025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

1115 1st Ave

1,020 sqft · Built 1925 · 0.719 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,1032025 1 Name on Record AssessorUpdated Jul 2026

1118 1st Ave

858 sqft · Built 1950 · 0.269 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,7772025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

1121 1st Ave

1,261 sqft · Built 1900 · 0.46 acres

Last Sale Tax Bill Prior Sale Owner Records
$20,000Jul 2018 $3,0632025 Amount on Record Apr 2010 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

1122 1st Ave

1 ba · 1,868 sqft · 0.36 acres

Last Sale Tax Bill Prior Sale Owner Records
$127,500Jun 2015 $6,9282025 Amount on Record Apr 2008 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

1123 1st Ave

0.46 acres

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

1127 1st Ave

0.469 acres

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

1130 1st Ave

6,720 sqft · 1.11 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

1131 1st Ave

2,688 sqft · 0.33 acres

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

1135 1st Ave

2,008 sqft · Built 1900 · 0.419 acres

Last Sale Tax Bill Prior Sale Owner Records
$120,000Jan 2011 $3,3592025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

1136 1st Ave

9,100 sqft · Built 2019 · 3.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,439,500Jan 2020 $33,9212025 1 Name on Record Assessor + 3 DocumentsUpdated Jul 2026

1139 1st Ave

1,064 sqft · Built 1900 · 0.55 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,8962025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

1141 1st Ave

1,012 sqft · Built 1938 · 0.269 acres

Last Sale Tax Bill Prior Sale Owner Records
$65,000Oct 2024 $2,3342025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

1143 1st Ave

984 sqft · Built 1954 · 0.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$104,000Jul 2016 $5,2402025 Amount on Record Jan 2010 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

1145 1st Ave

1,421 sqft · Built 1941 · 0.38 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,7252025 1 Name on Record AssessorUpdated Jul 2026

1200 1st Ave

0.18 acres

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

1590 1st Ave

0.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,0592025 2 Names on Record AssessorUpdated Jul 2026

1640 1st Ave

9,673 sqft · Built 2009 · 4.51 acres

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

Property Records in Nearby Streets