Back St, Nantucket, MA Property Records

Nantucket County and Nantucket Town property records for 20 addresses on Back St, Nantucket, MA · Last verified August 2026

Back St Highlights

Properties 20
Median Sale Price $2,900,000
Deeds and Mortgages on File 15
Median Price per Sqft $1,487
Owner Occupied 15%
Median Annual Tax Bill $5,388
Median Year Built 1963
Median Ownership Tenure 10 years

Properties on Back St

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

1 Back St

2 bd · 2 ba · 1,520 sqft · 0.117 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,900,000Jan 2024 $5,0812025 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

2 Back St

1 bd · 1 ba · 522 sqft · 0.164 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,3662025 2 Names on Record Assessor + 1 DocumentUpdated Apr 2026

3 Back St

3 bd · 2 ba · 1,344 sqft · 0.116 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,900,000Jan 2024 $4,4442025 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

4A Back St

3 bd · 2.5 ba · 1,936 sqft · 0.174 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,265,000Nov 2007 $5,3882025 Amount on Record Oct 1998 2 Names on Record AssessorUpdated Apr 2026

4B Back St

4 bd · 5 ba · 1,866 sqft · 0.314 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,500,000Apr 2023 $6,5732025 Amount on Record Sep 1993 2 Names on Record Assessor + 1 DocumentUpdated Apr 2026

5 Back St

1 bd · 1 ba · 408 sqft · 0.05 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2018 $2,4182025 Amount on Record Jun 2002 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

6 Back St

3 bd · 2.5 ba · 1,646 sqft · 0.109 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,225,000Oct 2012 $4,4282025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

7 1/2 Back St

5 bd · 4.5 ba · 2,954 sqft · 0.123 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,395,000Oct 2024 $7,9822025 Amount on Record Sep 2022 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

7 Back St

2 bd · 1 ba · 672 sqft · 0.144 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,600,000Sep 2025 $3,4262025 Amount on Record Apr 2006 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

8 Back St

3 bd · 1.5 ba · 1,728 sqft · 0.116 acres

Last Sale Tax Bill Prior Sale Owner Records
$213,100Nov 1993 $4,6992025 2 Names on Record Assessor + 1 DocumentUpdated Apr 2026

8R Back St

3 bd · 3.5 ba · 2,589 sqft · 0.234 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,650,000Sep 2014 $7,3652025 Amount on Record May 2005 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

9 1/2 Back St

Built 2001 · 0.134 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,837,000Sep 2016 $8,1862025 Amount on Record Jan 2007 1 Name on Record AssessorUpdated Jul 2026

9 Back St

0.124 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,5162025 1 Name on Record AssessorUpdated Apr 2026

10 Back St

3 bd · 2.5 ba · 1,792 sqft · 0.103 acres

Last Sale Tax Bill Prior Sale Owner Records
$737,000Oct 2013 $4,4952025 Amount on Record May 2005 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

11 Back St

Built 1850 · 0.108 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,9492025 1 Name on Record AssessorUpdated Jul 2026

12 Back St

6 bd · 5.5 ba · 2,760 sqft · 0.174 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$36,340Jun 1992 $6,5052025 Amount on Record — 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

14 Back St

3 bd · 1 ba · 1,790 sqft · 0.124 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,1112025 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

15 Back St

Built 1963 · 0.254 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,6172024 2 Names on Record AssessorUpdated Aug 2026

16 Back St

4 bd · 3 ba · 2,946 sqft · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,295,000Aug 2024 $10,4952025 Amount on Record Apr 2005 2 Names on Record Assessor + 1 DocumentUpdated Apr 2026

18 Back St

4 bd · 3.5 ba · 2,359 sqft · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
—Aug 2014 $6,7642025 Amount on Record Apr 2004 1 Name on Record AssessorUpdated Apr 2026

Wildfire Risk on Back 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