William St, Wallingford, CT Property Records

Wallingford Town property records for 48 addresses on William St, Wallingford, CT · Last verified August 2026

William St Highlights

Properties 48
Median Sale Price $310,000
Deeds and Mortgages on File 46
Median Price per Sqft $173
Owner Occupied 50%
Median Annual Tax Bill $5,794
Median Year Built 1920
Median Ownership Tenure 9 years

Properties on William St

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

10 William St

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$9652025 1 Name on Record AssessorUpdated Jul 2026

13 William St

3,286 sqft · Built 1972 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$315,000Feb 2020 $4,7972025 Amount on Record Apr 2015 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

20 William St

0.16 acres

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

21 William St

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$45,000Aug 2022 Amount on Record Aug 2002 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

23 William St

2 bd · 2 ba · 1,676 sqft · 0.15 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$290,000Aug 2021 $5,7912025 Amount on Record Sep 2014 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

24 William St

4 bd · 2 ba · 2,158 sqft · 0.15 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$147,000Apr 2002 $5,4442025 Amount on Record Jul 1996 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

27 William St

4 bd · 1.5 ba · 1,509 sqft · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$70,000Jun 1999 $4,9902025 Amount on Record Jul 1995 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

28 William St

4 bd · 2 ba · 1,895 sqft · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$183,000Oct 2002 $5,9992025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

32 William St

2 bd · 1 ba · 1,489 sqft · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$87,500Nov 2005 $4,5882025 2 Names on Record AssessorUpdated Jul 2026

33 William St

3 bd · 1 ba · 1,504 sqft · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$114,000May 2000 $5,1672025 Amount on Record Jul 1994 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

35 William St

3 bd · 1 ba · 1,827 sqft · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,7222025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

36 William St

4 bd · 2 ba · 1,710 sqft · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$262,000Nov 2017 $6,0282025 Amount on Record Aug 2015 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

39 William St

6 bd · 3 ba · 2,683 sqft · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$290,000Dec 2019 $7,0552025 Amount on Record Feb 2007 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

40 William St

3 bd · 2 ba · 1,878 sqft · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,3582025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

44 William St

6 bd · 2 ba · 2,300 sqft · 0.089 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,8662025 2 Names on Record AssessorUpdated Jul 2026

45 William St

3 bd · 1.5 ba · 1,214 sqft · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$310,000Feb 2025 $4,2402025 Amount on Record Oct 2022 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

61 William St

2 bd · 1.5 ba · 1,350 sqft · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$92,000May 1995 $4,8702024 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

63 William St

4 bd · 3 ba · 2,561 sqft · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$265,000Jan 2014 $6,8212024 Amount on Record Jan 2010 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

65 William St

4 bd · 2 ba · 2,514 sqft · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,5702024 1 Name on Record AssessorUpdated Jul 2026

66 William St

4 bd · 2 ba · 2,592 sqft · 0.13 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$160,000Nov 1998 $8,5792025 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

68 William St

3 bd · 2 ba · 1,567 sqft · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,000Jul 2024 $5,3062025 Amount on Record Mar 2017 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

70 William St

3 bd · 1.5 ba · 1,538 sqft · 0.119 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$123,500Feb 2012 $5,3592025 Amount on Record Dec 1994 1 Name on Record AssessorUpdated Jul 2026

71 William St

6 bd · 2 ba · 1,839 sqft · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$121,500Mar 1999 $5,3092024 Amount on Record Jun 1993 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

72 William St

3 bd · 1.5 ba · 1,360 sqft · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$125,000Dec 2021 $4,6722025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

73 William St

5 bd · 3 ba · 2,474 sqft · 0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,8242024 2 Names on Record AssessorUpdated Jul 2026

74 William St

3 bd · 1 ba · 1,334 sqft · 0.15 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$154,000Oct 2017 $4,6622025 Amount on Record Dec 2002 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

76 William St

4 bd · 2 ba · 2,080 sqft · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$116,000May 1993 $6,0442025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

77 William St

4 bd · 2 ba · 2,820 sqft · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,0542025 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

79 William St

4 bd · 2 ba · 2,153 sqft · 0.11 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$124,500Sep 1999 $5,7942024 Amount on Record Nov 1996 2 Names on Record AssessorUpdated Jul 2026

80 William St

2 bd · 1 ba · 1,482 sqft · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
$183,000Nov 2014 $5,1302025 Amount on Record Apr 1990 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

85 William St

4 bd · 2 ba · 1,872 sqft · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$242,000Sep 2018 $5,5382024 Amount on Record Jan 2002 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

90 William St

6 bd · 3 ba · 3,028 sqft · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
$310,000Jun 2022 $7,0792025 1 Name on Record Assessor + 2 DocumentsUpdated Aug 2026

92 William St

0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,425,000May 2025 $8,6492025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

97 William St

4 bd · 2 ba · 2,340 sqft · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,425,000May 2025 $6,7202025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

100 William St

4 bd · 2 ba · 1,570 sqft · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$186,250Jul 2005 $5,7942024 Amount on Record Dec 1998 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

103 William St

4 bd · 2 ba · 2,691 sqft · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,5252024 1 Name on Record AssessorUpdated Jul 2026

108 William St

5 bd · 3 ba · 1,800 sqft · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,425,000May 2025 $5,4372024 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

109 William St

3 bd · 2.5 ba · 1,460 sqft · 0.139 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$467,500Jul 2025 $5,1832024 Amount on Record Mar 2014 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

110 William St

6 bd · 3 ba · 2,340 sqft · 0.219 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$260,000Jan 2021 $7,4022025 Amount on Record Dec 2019 2 Names on Record Assessor + 3 DocumentsUpdated Jul 2026

111 William St

3 bd · 1 ba · 1,310 sqft · 0.13 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$115,000Jan 1994 $4,6382024 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

112 William St

4 bd · 2 ba · 1,872 sqft · 0.169 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$237,500Nov 2017 $5,7622024 Amount on Record Sep 1997 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

114 William St

3 bd · 1.5 ba · 1,356 sqft · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,000Aug 2006 $5,7312024 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

115 William St

4 bd · 1.5 ba · 1,618 sqft · 0.1 acres

Last Sale Tax Bill Prior Sale Owner Records
$159,900Nov 2010 $5,0362024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

116 William St

5 bd · 2.5 ba · 2,082 sqft · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$400,000May 2024 $6,1462024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

119 William St

2 bd · 1.5 ba · 1,476 sqft · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$217,500Jul 2019 $5,3792025 Amount on Record Jan 2014 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

122 William St

5 bd · 2 ba · 2,288 sqft · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,7082025 1 Name on Record AssessorUpdated Jul 2026

123 William St

3 bd · 2 ba · 2,184 sqft · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$219,000Jun 2009 $6,2332024 Amount on Record Dec 2001 1 Name on Record AssessorUpdated Jul 2026

129 William St

6 bd · 4 ba · 2,336 sqft · 0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$182,600Mar 2013 $6,1392024 1 Name on Record AssessorUpdated Jul 2026

Wildfire Risk on William St

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

Property Records in Nearby Streets