E Prospect Ave, Mount Prospect, IL Property Records

Cook County property records for 22 addresses on E Prospect Ave, Mount Prospect, IL · Last verified August 2026

E Prospect Ave Highlights

Properties 66
Median Sale Price $137,000
Deeds and Mortgages on File 47
Median Price per Sqft $168
Owner Occupied 61%
Median Annual Tax Bill $2,445
Median Year Built 1967
Median Ownership Tenure 12 years

Properties on E Prospect Ave

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

9 E Prospect Ave

3,200 sqft · Built 1957 · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$20,1892023 1 Name on Record AssessorUpdated Jun 2026

15 E Prospect Ave

5,125 sqft · Built 1982 · 0.551 acres

Last Sale Tax Bill Prior Sale Owner Records
$575,000Jun 2013 $80,8372023 1 Name on Record AssessorUpdated Jun 2026

100 E Prospect Ave

2 bd · 2 ba · 5,887 sqft · 0.249 acres

Last Sale Tax Bill Prior Sale Owner Records
$712,500Jun 2004 $15,3212023 Amount on Record Oct 1998 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

105 E Prospect Ave

5 units · Built 2003 · 2,392 sq ft

Last Sale Median Tax Bill Median Sale    
$417,000Jul 2022 $11,8392023 $512,5005 units    

105 E Prospect Ave

3 bd · 3 ba · 2,392 sqft · 0.028 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$515,000Jun 2005 $10,9152023 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

109 E Prospect Ave

3,545 sqft · Built 1958 · 0.19 acres

Last Sale Tax Bill Prior Sale Owner Records
$200,000Nov 2001 $22,2182023 2 Names on Record Assessor + 1 DocumentUpdated Jun 2026

237 E Prospect Ave

14,000 sqft · Built 1962 · 0.769 acres

Last Sale Tax Bill Prior Sale Owner Records
$450,000Jan 1997 $58,4382023 —Jan 1997 1 Name on Record AssessorUpdated Jul 2026

249 E Prospect Ave

3 units · Built 1960 · 2,545 sq ft

Last Sale Median Tax Bill Median Sale    
$400,000Feb 2023 $21,5372023 $265,0003 units    

401 E Prospect Ave

3 bd · 1.5 ba · 12,464 sqft · 0.656 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$450,000Apr 2000 $53,4792023 —Oct 1999 1 Name on Record AssessorUpdated Jun 2026

415 E Prospect Ave

36 bd · 20,805 sqft · 0.813 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,750,000May 2013 $49,7322023 Amount on Record Apr 2005 1 Name on Record AssessorUpdated Jun 2026

501 E Prospect Ave

39 units · Built 1967 · 725 sq ft

Last Sale Median Tax Bill Median Sale    
$155,000Jul 2025 $2,4452023 $117,50039 units    

501 E Prospect Ave

1 bd · Built 1967 · 1.3 acres

Last Sale Tax Bill Prior Sale Owner Records
$95,000Dec 2020 $1,5212023 Amount on Record May 2013 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

600 E Prospect Ave

94 bd · 53,372 sqft · 2.63 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,600,000Oct 2003 $76,3702023 Amount on Record Jun 2003 1 Name on Record Assessor + 1 DocumentUpdated Jun 2026

609 E Prospect Ave

3 bd · 1.5 ba · 1,083 sqft · 0.166 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$6,4042023 1 Name on Record Owner Occupied AssessorUpdated Jun 2026
Last Sale Tax Bill Prior Sale Owner Records
$3,8972023 1 Name on Record AssessorUpdated Jun 2026

701 E Prospect Ave

3 bd · 2.5 ba · 2,148 sqft · 0.033 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$414,500Feb 2016 $12,3082023 Amount on Record — 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

703 E Prospect Ave

3 bd · 2.5 ba · 2,100 sqft · 0.029 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$382,000Oct 2015 $12,0292023 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

705 E Prospect Ave

3 bd · 2.5 ba · 2,052 sqft · 0.029 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$460,000Feb 2022 $12,9532023 Amount on Record Dec 2015 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

707 E Prospect Ave

3 bd · 2.5 ba · 2,100 sqft · 0.029 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$428,000Aug 2019 $12,9532023 Amount on Record Sep 2015 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

709 E Prospect Ave

3 bd · 2.5 ba · 2,148 sqft · 0.033 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$425,500Apr 2017 $12,0292023 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

801 E Prospect Ave

3 bd · 1.5 ba · 1,665 sqft · 0.273 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$8,0872023 —Jul 1999 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

805 E Prospect Ave

8 bd · 5 ba · 4,831 sqft · 0.445 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$308,000Aug 2000 $19,1332023 —Nov 2000 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

Property Records in Nearby Streets