Prospect St, Ansonia, CT Property Records

Ansonia City property records for 83 addresses on Prospect St, Ansonia, CT · Last verified August 2026

Prospect St Highlights

Properties 83
Median Sale Price $296,786
Deeds and Mortgages on File 76
Median Price per Sqft $191
Owner Occupied 66%
Median Annual Tax Bill $5,540
Median Year Built 1934
Median Ownership Tenure 11 years

Properties on Prospect St

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

1 Prospect St

0.819 acres

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

2 Prospect St

4 bd · 1.5 ba · 2,209 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$250,000Nov 2020 $6,1732025 Amount on Record Dec 2011 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

4 Prospect St

0.519 acres

Last Sale Tax Bill Prior Sale Owner Records
$180,000Mar 1999 $14,5372025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

8 Prospect St

4 bd · 2.5 ba · 2,057 sqft · 0.169 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$230,000Mar 2005 $5,2482025 Amount on Record Jun 2001 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

12 Prospect St

5 bd · 3.5 ba · 2,020 sqft · 0.189 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2012 $7,3192025 Amount on Record Jul 2006 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

25 Prospect St

5 bd · 3.5 ba · 3,839 sqft · 0.5 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2010 $7,9642025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

27 Prospect St

2 bd · 1 ba · 1,040 sqft · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$65,000Apr 2010 $3,8312025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

29 Prospect St

6 bd · 2 ba · 3,300 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$154,800Oct 2009 $6,7152025 —Mar 2009 2 Names on Record AssessorUpdated Jul 2026

33 Prospect St

4 bd · 1.5 ba · 2,186 sqft · 0.05 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4822025 1 Name on Record AssessorUpdated Jul 2026

35 Prospect St

3 bd · 2.5 ba · 1,352 sqft · 0.05 acres

Last Sale Tax Bill Prior Sale Owner Records
$3802025 1 Name on Record AssessorUpdated Jul 2026

37 Prospect St, #39

4 bd · 2 ba · 2,128 sqft · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$144,000Jun 2001 $5,5722025 Amount on Record Jul 1987 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

38 Prospect St

4 bd · 1.5 ba · 2,126 sqft · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$147,000Aug 2000 $5,9322025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

40 Prospect St

4 bd · 2 ba · 2,906 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$120,000Sep 1996 $6,9552025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

50 Prospect St

5 bd · 2 ba · 2,350 sqft · 0.519 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$6,6072025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

55 Prospect St

2 bd · 1.5 ba · 956 sqft · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$240,000Nov 2021 $4,4732025 Amount on Record Sep 2016 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

56 Prospect St

4 bd · 2 ba · 2,120 sqft · 0.169 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,4302025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

57 Prospect St

6 bd · 4 ba · 2,664 sqft · 0.26 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$99,000May 2018 $7,3442025 —May 2013 1 Name on Record Assessor + 3 DocumentsUpdated Jul 2026

60 Prospect St

3 bd · 2 ba · 1,517 sqft · 0.169 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$77,500Feb 2015 $4,3672025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

64 Prospect St

4 bd · 2 ba · 1,668 sqft · 0.23 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$154,900Jan 1987 $4,6312025 2 Names on Record AssessorUpdated Jul 2026

65 Prospect St

3 bd · 1 ba · 1,024 sqft · 0.3 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4,2272025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

69 Prospect St

4 bd · 2 ba · 2,128 sqft · 0.33 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,9042025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

72 Prospect St

4 bd · 2 ba · 1,842 sqft · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$44,000Nov 1997 $5,0962025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

73 Prospect St

6 bd · 2.5 ba · 2,554 sqft · 0.28 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$296,786Nov 2021 $5,6922025 Amount on Record May 2017 1 Name on Record Assessor + 2 DocumentsUpdated Aug 2026

74 Prospect St

3 bd · 1.5 ba · 1,594 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$230,000Sep 2009 $5,5542025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

78 Prospect St

4 bd · 2 ba · 2,312 sqft · 0.98 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$6,6912025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

83 Prospect St

3 bd · 1 ba · 1,722 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$107,000Oct 2001 $5,9962025 Amount on Record Apr 1991 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

84 Prospect St

2 bd · 1 ba · 912 sqft · 0.019 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,0802025 1 Name on Record AssessorUpdated Jul 2026

86 Prospect St

4 bd · 2 ba · 1,888 sqft · 0.26 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,0722025 1 Name on Record AssessorUpdated Jul 2026

89 Prospect St

4 bd · 3.5 ba · 2,172 sqft · 0.65 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$6,0232025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

92 Prospect St

4 bd · 2 ba · 1,668 sqft · 0.119 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$175,000Aug 2003 $5,9442025 Amount on Record Jun 2002 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

96 Prospect St

5 bd · 2 ba · 2,064 sqft · 0.1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$138,000Sep 2018 $4,6552025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

104 Prospect St

7 bd · 3 ba · 3,614 sqft · 0.239 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$175,000Dec 2017 $7,8042025 Amount on Record Mar 2013 1 Name on Record Assessor + 3 DocumentsUpdated Jul 2026

107 Prospect St

3 bd · 2 ba · 1,452 sqft · 0.439 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$230,000Oct 2020 $5,5702025 Amount on Record Oct 2012 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

109 Prospect St

4 bd · 2 ba · 1,785 sqft · 0.889 acres

Last Sale Tax Bill Prior Sale Owner Records
$125,000Jul 2020 $5,0002025 Amount on Record Nov 2003 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

110 Prospect St

3 bd · 1 ba · 1,200 sqft · 0.13 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,7012025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

111 Prospect St

6 bd · 2 ba · 3,157 sqft · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$230,000Feb 2019 $5,8182025 Amount on Record Oct 2005 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

112 Prospect St

3 bd · 1.5 ba · 1,100 sqft · 0.13 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4,1972025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

115 1/2 Prospect St

0.46 acres

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

115 Prospect St

6 bd · 3 ba · 3,834 sqft · 0.239 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$170,000Jul 2003 $7,8742025 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

116 Prospect St

3 bd · 1.5 ba · 1,184 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$325,000Aug 2025 $3,8832025 Amount on Record May 2017 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

119 Prospect St

3 bd · 2.5 ba · 1,731 sqft · 0.23 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$265,000Dec 2020 $6,3252025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

126 Prospect St

3 bd · 1 ba · 1,319 sqft · 0.36 acres

Last Sale Tax Bill Prior Sale Owner Records
$297,000Mar 2022 $5,2362025 Amount on Record Nov 2010 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

132 Prospect St

3 bd · 1.5 ba · 1,402 sqft · 0.31 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$270,000Jul 2006 $4,9222025 Amount on Record May 1998 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

134 Prospect St

4 bd · 2.5 ba · 1,400 sqft · 0.33 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,6672025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

142 Prospect St, #144

6 bd · 2 ba · 1,901 sqft · 0.51 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$95,000Feb 2020 $4,3812025 Amount on Record Dec 1999 1 Name on Record Assessor + 2 DocumentsUpdated Aug 2026

150 Prospect St

4 bd · 2 ba · 1,945 sqft · 0.589 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$215,000Aug 2023 $5,4682025 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

156 Prospect St

3 bd · 2.5 ba · 1,347 sqft · 0.539 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$259,900Sep 2013 $6,3692025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

158 Prospect St

3 bd · 2.5 ba · 1,482 sqft · 0.18 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$130,000Oct 2002 $4,4832025 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

162 Prospect St

3 bd · 2 ba · 1,485 sqft · 0.239 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$450,000Feb 2024 $4,8502025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

166 Prospect St

5 bd · 2.5 ba · 3,649 sqft · 0.36 acres

Last Sale Tax Bill Prior Sale Owner Records
$204,000Oct 2001 $7,7102025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

168 Prospect St

4 bd · 3 ba · 1,971 sqft · 2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$9,2532025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

171 Prospect St

3 bd · 2 ba · 1,868 sqft · 0.419 acres

Last Sale Tax Bill Prior Sale Owner Records
$260,000Jun 2007 $5,0742025 Amount on Record Apr 2003 1 Name on Record AssessorUpdated Jul 2026

173 Prospect St

2 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,0192025 1 Name on Record AssessorUpdated Jul 2026

174 1/2 Prospect St

1.68 acres

Last Sale Tax Bill Prior Sale Owner Records
$26,000Aug 2019 $1,1352025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

174 Prospect St

3 bd · 1.5 ba · 1,368 sqft · 0.43 acres

Last Sale Tax Bill Prior Sale Owner Records
$50,000Apr 2023 $4,5672025 Amount on Record Mar 2009 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

176 Prospect St

1 bd · 1 ba · 1,108 sqft · 0.369 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$125,000Oct 2015 $4,0632025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

180 Prospect St

4 bd · 2.5 ba · 1,480 sqft · 1.7 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$385,000Aug 2022 $7,3402025 Amount on Record Jun 2005 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

188 Prospect St

6 bd · 3 ba · 2,124 sqft · 0.289 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$390,000Apr 2023 $6,8532025 Amount on Record Jul 2019 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

191 Prospect St

3 bd · 3 ba · 2,390 sqft · 0.689 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,4282025 2 Names on Record AssessorUpdated Jul 2026

192 Prospect St

4 bd · 2 ba · 1,728 sqft · 1.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,3862025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

196 Prospect St

3 bd · 2 ba · 1,092 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$146,500Jun 2018 $4,6052025 Amount on Record Jan 2018 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

198 1/2 Prospect St

4 bd · 2.5 ba · 2,418 sqft · 1.03 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,8442025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

198 Prospect St, #200

6 bd · 3 ba · 2,565 sqft · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,2812025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

201 Prospect St

3 bd · 1 ba · 968 sqft · 0.76 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,000Jul 2026 $4,0832025 Amount on Record Nov 2025 1 Name on Record Assessor + 4 DocumentsUpdated Aug 2026

202 Prospect St

3 bd · 1 ba · 1,384 sqft · 0.169 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$265,000Aug 2022 $4,7762025 Amount on Record Jul 2001 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

204 Prospect St

8 bd · 5 ba · 3,366 sqft · 0.389 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$340,000Aug 2018 $8,9932025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

207 Prospect St

2 bd · 1 ba · 728 sqft · 0.469 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$130,000Jul 2018 $3,7292025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

208 Prospect St

4 bd · 2 ba · 1,872 sqft · 0.96 acres

Last Sale Tax Bill Prior Sale Owner Records
$400,000Oct 2022 $7,2072025 Amount on Record Dec 2021 1 Name on Record Assessor + 4 DocumentsUpdated Jul 2026

209 Prospect St

3 bd · 2 ba · 952 sqft · 0.46 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$3,4312025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

210 Prospect St

4 bd · 2 ba · 1,452 sqft · 0.98 acres

Last Sale Tax Bill Prior Sale Owner Records
$95,000Jun 1997 $4,3592025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

213 Prospect St

3 bd · 1.5 ba · 1,127 sqft · 0.269 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$74,000Feb 2006 $3,7432025 Amount on Record Jan 2004 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

215 Prospect St

8 bd · 3.5 ba · 2,852 sqft · 0.38 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$8,3682025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

221 Prospect St

4 bd · 2 ba · 1,606 sqft · 0.48 acres

Last Sale Tax Bill Prior Sale Owner Records
$327,500Jul 2021 $5,4642025 Amount on Record Jul 2015 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

227 Prospect St

3 bd · 1.5 ba · 2,130 sqft · 0.169 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$151,200Oct 2010 $5,5262025 —Jan 2010 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

228 Prospect St

2 bd · 1.5 ba · 1,995 sqft · 0.219 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$242,000Oct 2010 $7,3442025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

229 Prospect St

3 bd · 1.5 ba · 1,272 sqft · 0.28 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$24,000Mar 2012 $8,4182025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

230 Prospect St

5 bd · 2 ba · 1,885 sqft · 0.23 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,5402025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

232 Prospect St

2 bd · 1 ba · 896 sqft · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$100,000Nov 2003 $3,8892025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

234 Prospect St

3 bd · 1 ba · 1,584 sqft · 0.23 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,6462025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

236 Prospect St

4 bd · 2 ba · 1,845 sqft · 0.23 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$70,000Dec 2013 $6,0512025 1 Name on Record AssessorUpdated Jul 2026

238 Prospect St

7 bd · 4 ba · 3,540 sqft · 0.41 acres

Last Sale Tax Bill Prior Sale Owner Records
$85,000Sep 2009 $7,5682025 Amount on Record Mar 1999 2 Names on Record AssessorUpdated Jul 2026

240 Prospect St

3 bd · 2 ba · 1,796 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$380,000Jul 2025 $5,7162025 Amount on Record Sep 2020 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

242 Prospect St

5 bd · 4 ba · 2,774 sqft · 0.41 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$240,000May 2005 $9,1672025 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

Property Records in Nearby Streets