Mountain St, Derby, CT Property Records

Derby City property records for 14 addresses on Mountain St, Derby, CT · Last verified August 2026

Mountain St Highlights

Properties 14
Median Sale Price $204,000
Deeds and Mortgages on File 20
Median Price per Sqft $171
Owner Occupied 79%
Median Annual Tax Bill $6,462
Median Year Built 1950
Median Ownership Tenure 8 years

Properties on Mountain St

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

2 Mountain St

2,040 sqft · Built 1937 · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,9362024 1 Name on Record AssessorUpdated Jul 2026

5 Mountain St

3 bd · 1 ba · 1,872 sqft · 0.23 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$6,5652025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

6 Mountain St

2,024 sqft · Built 1938 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,8922025 1 Name on Record AssessorUpdated Jul 2026

8 Mountain St

3 bd · 1.5 ba · 1,815 sqft · 0.169 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$95,000Jun 1994 $5,3802025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

9 Mountain St

3 bd · 1.5 ba · 1,176 sqft · 0.171 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$262,000May 2021 $5,5702025 Amount on Record Oct 1988 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

15 Mountain St

2 bd · 1 ba · 1,144 sqft · 0.119 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$200,900Dec 2005 $5,1502025 Amount on Record Feb 2003 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

30 Mountain St

Built 1950 · 0.139 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,2822025 2 Names on Record AssessorUpdated Jul 2026

48 Mountain St

3 bd · 2.5 ba · 1,800 sqft · 0.489 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$295,000Jul 2022 $7,0342025 Amount on Record Jul 1995 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

50 Mountain St

2 ba · 1,288 sqft · 0.55 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$200,000May 2018 $7,7602025 Amount on Record Dec 2005 1 Name on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

51 Mountain St

3 bd · 2.5 ba · 1,190 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$204,000Jul 2020 $5,6642025 Amount on Record Jul 2015 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

52 Mountain St

3 bd · 2 ba · 1,276 sqft · 0.53 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$225,000Oct 2013 $6,8612025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

55 Mountain St

4 bd · 1.5 ba · 1,477 sqft · 0.139 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$113,600Sep 2020 $6,4622025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

56 Mountain St

3 bd · 2 ba · 1,275 sqft · 0.41 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$114,000Aug 2000 $7,1372025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

62 Mountain St

4 bd · 2.5 ba · 1,723 sqft · 0.41 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$80,000May 2017 $7,3152025 1 Name on Record Owner Occupied Assessor + 5 DocumentsUpdated Aug 2026

Property Records in Nearby Streets