William St, Portland, CT Property Records

Portland Town property records for 43 addresses on William St, Portland, CT · Last verified October 2026

William St Highlights

Properties 43
Median Sale Price $415,000
Deeds and Mortgages on File 55
Median Price per Sqft $203
Owner Occupied 84%
Median Annual Tax Bill $6,677
Median Year Built 1955
Median Ownership Tenure 11 years

Properties on William St

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

19 William St

3 bd · 1 ba · 882 sqft · built 1949 · 0.839 acres

Last Sale Tax Bill Prior Sale Owner Records
$142,000Aug 2015 $4,3442024 2 Owners on Record AssessorUpdated Jul 2026

24 William St

3 bd · 2 ba · 1,496 sqft · built 1955 · 0.289 acres

Last Sale Tax Bill Prior Sale Owner Records
$375,000Feb 2026 $5,3992025 Amount on Record May 2016 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

27 William St

4 bd · 1.5 ba · 2,224 sqft · built 1932 · 0.53 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,4362024 2 Owners on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

28 William St

2 bd · 2 ba · 1,424 sqft · built 1949 · 0.51 acres

Last Sale Tax Bill Prior Sale Owner Records
$35,000Oct 2008 $4,9592025 Amount on Record Dec 2001 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

34 William St

3 bd · 2 ba · 1,716 sqft · built 1955 · 0.289 acres

Last Sale Tax Bill Prior Sale Owner Records
$175,000Apr 2002 $5,4242024 Amount on Record Sep 2001 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

39 William St

2 bd · 1 ba · 1,299 sqft · built 1938 · 0.83 acres

Last Sale Tax Bill Prior Sale Owner Records
$110,000Dec 1995 $4,1542024 Owner on Record Owner Occupied AssessorUpdated Jul 2026

44 William St

3 bd · 2.5 ba · 1,733 sqft · built 1939 · 0.369 acres

Last Sale Tax Bill Prior Sale Owner Records
$452,000Jul 2025 $5,7752024 Amount on Record May 2017 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

56 William St

3 bd · 2.5 ba · 1,830 sqft · built 1900 · 0.56 acres

Last Sale Tax Bill Prior Sale Owner Records
$235,000Aug 2019 $6,3852024 Amount on Record Oct 1990 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

78 William St

3 bd · 2.5 ba · 1,596 sqft · built 1957 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$235,000Sep 2020 $5,4812024 Amount on Record Jun 2015 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

86 William St

4 bd · 2 ba · 1,820 sqft · built 1950 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,000May 2019 $5,5452024 Amount on Record Mar 2018 Owner on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

98 William St

3 bd · 2 ba · 2,040 sqft · built 1948 · 0.53 acres

Last Sale Tax Bill Prior Sale Owner Records
$184,000Mar 1999 $6,2942025 Amount on Record Jan 1995 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

103 William St

3 bd · 2 ba · 2,717 sqft · built 1955 · 0.519 acres

Last Sale Tax Bill Prior Sale Owner Records
$173,000Jan 1999 $6,6942024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

106 William St

3 bd · 3.5 ba · 3,061 sqft · built 1982 · 1.31 acres

Last Sale Tax Bill Prior Sale Owner Records
$270,000Jul 2020 $10,0742024 Amount on Record Dec 2012 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

112 William St

2 bd · 1 ba · 936 sqft · built 1956 · 0.3 acres

Last Sale Tax Bill Prior Sale Owner Records
$160,000Jun 2010 $4,4852025 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

120 William St

3 bd · 2 ba · 1,414 sqft · built 1969 · 1 acres

Last Sale Tax Bill Prior Sale Owner Records
$310,000Feb 2022 $6,2342024 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

122 William St

3 bd · 2.5 ba · 2,562 sqft · built 1973 · 0.06 acres

Last Sale Tax Bill Prior Sale Owner Records
$862024 Owner on Record AssessorUpdated Jul 2026

157 William St

1.31 acres

Last Sale Tax Bill Prior Sale Owner Records
$120,000Sep 2025 $1,7842024 Amount on Record Oct 2023 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

165 William St

3 bd · 2.5 ba · 1,536 sqft · built 2015 · 0.967 acres

Last Sale Tax Bill Prior Sale Owner Records
$85,000Mar 2015 $7,6182024 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

183 William St

2 bd · 1.5 ba · 1,960 sqft · built 1979 · 3.42 acres

Last Sale Tax Bill Prior Sale Owner Records
$53,500Mar 2003 Owner on Record AssessorUpdated Jul 2026

184 William St

3 bd · 3 ba · 2,378 sqft · built 1981 · 8.21 acres

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

195 William St

2 bd · 1 ba · 1,080 sqft · built 1951 · 0.789 acres

Last Sale Tax Bill Prior Sale Owner Records
$135,650Jul 2015 $4,3932024 Amount on Record Aug 2010 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

200 William St

3 bd · 2 ba · 2,744 sqft · built 1936 · 0.939 acres

Last Sale Tax Bill Prior Sale Owner Records
$50,000Oct 1991 $8,2632024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

203 William St

3 bd · 2 ba · 1,836 sqft · built 1953 · 0.86 acres

Last Sale Tax Bill Prior Sale Owner Records
$207,500Sep 2014 $6,2522025 Amount on Record Apr 2007 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

211 William St

3 bd · 1 ba · 1,420 sqft · built 1939 · 1.36 acres

Last Sale Tax Bill Prior Sale Owner Records
$425,000Jan 2026 $4,9272025 Amount on Record Jun 2025 2 Owners on Record Owner Occupied Assessor + 4 DocumentsUpdated Oct 2026

220 William St

4 bd · 3 ba · 5,433 sqft · built 1953 · 1.18 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,8502025 Owner on Record Owner Occupied AssessorUpdated Oct 2026

227 William St

3 bd · 1.5 ba · 1,882 sqft · built 1960 · 1.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$193,000May 2000 $7,4532025 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

232 William St

4 bd · 2.5 ba · 2,387 sqft · built 1968 · 1.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$485,000Apr 2024 $7,3762025 Amount on Record Nov 2019 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

239 William St

5 bd · 2.5 ba · 2,152 sqft · built 1941 · 1.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$357,500Jul 2015 $7,8972025 Amount on Record Jun 1993 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

244 William St

4 bd · 2.5 ba · 2,826 sqft · built 1939 · 2.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$215,000Mar 2009 $6,8472025 Owner on Record Owner Occupied AssessorUpdated Oct 2026

253 William St

4 bd · 2.5 ba · 1,996 sqft · built 1822 · 1 acres

Last Sale Tax Bill Prior Sale Owner Records
$164,000Nov 2000 $6,6772025 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

263 William St

3 bd · 1 ba · 1,622 sqft · built 1950 · 1.8 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,0442025 Owner on Record Assessor + 1 DocumentUpdated Oct 2026

273 William St

6 bd · 3.5 ba · 3,965 sqft · built 1951 · 4.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$424,900Aug 2024 $10,6082025 Amount on Record Dec 1998 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

315 William St

3 bd · 2.5 ba · 1,534 sqft · built 1977 · 2.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$301,000Jun 2019 $7,3042025 Amount on Record Nov 2012 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

327 William St

4 bd · 4 ba · 2,939 sqft · built 1971 · 2.6 acres

Last Sale Tax Bill Prior Sale Owner Records
$365,000Jun 2013 $9,4892024 Amount on Record Jul 1994 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

351 William St

4 bd · 2.5 ba · 3,100 sqft · built 1968 · 2.6 acres

Last Sale Tax Bill Prior Sale Owner Records
$265,000Sep 2012 $9,5482024 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

379 William St

4 bd · 2 ba · 2,925 sqft · built 1954 · 2.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$415,000Jan 2023 $8,8072025 Amount on Record Aug 2017 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

383 William St

4 bd · 2.5 ba · 2,244 sqft · built 1977 · 1.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$21,500Feb 2003 $8,9922024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

393 William St

3 bd · 2.5 ba · 2,125 sqft · built 1972 · 1.96 acres

Last Sale Tax Bill Prior Sale Owner Records
$345,000Sep 2017 $7,5912025 Amount on Record Jul 2006 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

400 William St

3 bd · 1 ba · 1,352 sqft · built 1900 · 11.3 acres

Last Sale Tax Bill Prior Sale Owner Records
$145,000Apr 2014 $5,0562024 —Sep 2008 Owner on Record AssessorUpdated Jul 2026

455 William St

3 bd · 2.5 ba · 2,286 sqft · built 2000 · 1.03 acres

Last Sale Tax Bill Prior Sale Owner Records
$315,000Jul 2013 $9,1532024 Amount on Record Apr 2000 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

467 William St

4 bd · 2.5 ba · 2,603 sqft · built 2000 · 1.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$225,000Mar 2000 $10,0822024 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

487 William St

3 bd · 2.5 ba · 1,911 sqft · built 1992 · 0.86 acres

Last Sale Tax Bill Prior Sale Owner Records
$272,500Nov 2018 $6,8052024 Amount on Record Oct 1992 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

505 William St

3 bd · 2.5 ba · 1,920 sqft · built 1992 · 6.31 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,2812024 Owner on Record AssessorUpdated Jul 2026

Property Records in Nearby Streets