Prospect Ave, Norwalk, CT Property Records

Norwalk City property records for 24 addresses on Prospect Ave, Norwalk, CT · Last verified August 2026

Prospect Ave Highlights

Properties 193
Median Sale Price $250,000
Deeds and Mortgages on File 159
Median Price per Sqft $323
Owner Occupied 50%
Median Annual Tax Bill $3,348
Median Year Built 1967
Median Ownership Tenure 11 years

Properties on Prospect Ave

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

2 Prospect Ave

7 bd · 5 ba · 2,900 sqft · built 1920 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$275,000Mar 2000 $10,9382025 —Sep 1999 Owner on Record AssessorUpdated Jul 2026

10 Prospect Ave

9 units · Built 1988 · 1,003 sq ft

Last Sale Median Tax Bill Median Sale    
$380,000Mar 2026 $4,7242025 $246,0009 units    

10 Prospect Ave

2 bd · 1.5 ba · 1,003 sqft · built 1988

Last Sale Tax Bill Prior Sale Owner Records
$4,6972025 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

12 Prospect Ave

4 bd · 2 ba · 2,064 sqft · built 1890 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$490,000Feb 2022 $9,3202025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

14 Prospect Ave

5 bd · 2 ba · 1,859 sqft · built 1880 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$210,500Aug 1986 $8,5172025 Owner on Record AssessorUpdated Jul 2026

16 Prospect Ave

5 bd · 3 ba · 2,322 sqft · built 1965 · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
$200,000Nov 2000 $9,2772025 2 Owners on Record AssessorUpdated Jul 2026

18 Prospect Ave

54 units · Built 1967 · 429 sq ft

Last Sale Median Tax Bill Median Sale    
$260,000Jun 2026 $3,0342025 $220,00054 units    

20 Prospect Ave

3 bd · 2 ba · 2,086 sqft · built 1925 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,6472025 Owner on Record Assessor + 1 DocumentUpdated Jul 2026

21 Prospect Ave

26 units · Built 1988 · 630 sq ft

Last Sale Median Tax Bill Median Sale    
$318,000Jul 2026 $5,1472025 $305,00026 units    

23 Prospect Ave

80 ba · 79,368 sqft · built 1971 · 2.33 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,300,000Jun 2025 $108,1582025 Amount on Record Jun 2013 Owner on Record Assessor + 1 DocumentUpdated Jul 2026

26 Prospect Ave

32 units · Built 1976 · 654 sq ft

Last Sale Median Tax Bill Median Sale    
$275,000Jun 2026 $5,2882025 $275,00032 units    

30 Prospect Ave

2.9 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,730,000Oct 2014 $187,9212025 Owner on Record AssessorUpdated Jul 2026

33 Prospect Ave

2 bd · 1 ba · 870 sqft · built 1947

Last Sale Tax Bill Prior Sale Owner Records
$215,000Jan 2022 $3,6352025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

35 Prospect Ave

2 bd · 1 ba · 870 sqft · built 1947

Last Sale Tax Bill Prior Sale Owner Records
$142,000May 1988 $3,6352025 Owner on Record AssessorUpdated Jul 2026

37 Prospect Ave

2 bd · 1 ba · 870 sqft · built 1947

Last Sale Tax Bill Prior Sale Owner Records
$115,000Sep 2013 $3,6352025 Amount on Record Jun 2013 Owner on Record AssessorUpdated Aug 2026

39 Prospect Ave

2 bd · 1 ba · 870 sqft · built 1947

Last Sale Tax Bill Prior Sale Owner Records
$300,000Jul 2026 $3,6352025 Amount on Record Aug 2016 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

40 Prospect Ave

1.58 acres

Last Sale Tax Bill Prior Sale Owner Records
$268,9122025 Owner on Record Assessor + 1 DocumentUpdated Jul 2026

41 Prospect Ave

4 units · Built 1947 · 555 sq ft

Last Sale Median Tax Bill Median Sale    
$180,000Sep 2021 $2,9512025 —4 units    

43 Prospect Ave

4 units · Built 1947 · 558 sq ft

Last Sale Median Tax Bill Median Sale    
$174,500Oct 2021 $2,9582025 $146,0004 units    

46 Prospect Ave

47 units · Built 1961 · 579 sq ft

Last Sale Median Tax Bill Median Sale    
$285,000Feb 2026 $3,1252025 $210,00047 units    

47 Prospect Ave

2 bd · 1 ba · 870 sqft · built 1947

Last Sale Tax Bill Prior Sale Owner Records
$220,000Feb 2022 $3,6352025 Amount on Record Aug 2017 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

49 Prospect Ave

2 bd · 1 ba · 870 sqft · built 1947

Last Sale Tax Bill Prior Sale Owner Records
$200,000Jun 2004 $3,6352025 Amount on Record Nov 2002 Owner on Record Owner Occupied AssessorUpdated Jul 2026

51 Prospect Ave

2 bd · 1 ba · 870 sqft · built 1947

Last Sale Tax Bill Prior Sale Owner Records
$140,000Nov 2010 $3,6352025 Amount on Record Aug 2006 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026
Last Sale Tax Bill Prior Sale Owner Records
$150,000Oct 2016 Owner on Record AssessorUpdated Jun 2023

Property Records in Nearby Streets