21 BEACON ST
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Location
21 BEACON ST
Mblu
11/ / 21/ /
Acct#
20800004
Owner
TIERNEY STEPHEN R
Total Market Value
$574,500
PID
1580
Building Count
1
Current Value
Assessment
Valuation YearImprovementsLandTotal
2026$359,700$214,800$574,500

Owner of Record
OwnerTIERNEY STEPHEN R
Co-Owner
Address21 BEACON ST
CHELSEA, MA 02150
Sale Price$0
Certificate
Book & Page 12889/0035
Sale Date09/23/1986
InstrumentUK

Ownership History
Ownership History
OwnerSale PriceCertificateBook & PageInstrumentSale Date
TIERNEY STEPHEN R$0 12889/0035UK09/23/1986

Building Information
Building 1 : Section 1
Year Built: 1857
Living Area: 1,600
Replacement Cost: $479,534
Building Percent Good: 75
Replacement Cost
Less Depreciation:
$359,700
Building Attributes
FieldDescription
Style:Row House 108
ModelResidential
Grade:Average +10
Stories:3 Stories
Occupancy1
Exterior Wall 1Brick/Masonry
Exterior Wall 2 
Roof Structure:Mansard
Roof CoverTar & Gravel
Interior Wall 1Plastered
Interior Wall 2 
Interior Flr 1Hardwood
Interior Flr 2Carpet
Heat FuelGas
Heat Type:Hot Water
AC Type:None
Total Bedrooms:5 Bedrooms
Total Bthrms:2
Total Half Baths:0
Total Xtra Fixtrs: 
Total Rooms:8
Bath Style: 
Kitchen Style: 
Parking 
Extra Kitchens 
Systems Stat 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
FUSUpper Story, Finished 1,080 1,080
BASFirst Floor 520 520
DCKDeck 32 0
FOPPorch, Open, Finished 20 0
UBMBasement, Unfinished 520 0
   2,172 1,600

Extra Features
Extra Features

No Data for Extra Features


Land
Land Use
Use Code1010
DescriptionSingle Fam  
Zone
Neighborhood1080
Alt Land ApprNo
Category
Land Line Valuation
Size (Sqr Feet)1140
Frontage0
Total Market Land$214,800

Outbuildings
Outbuildings

No Data for Outbuildings

Valuation History
Assessment
Valuation YearImprovementsLandTotal
2025$351,500$204,600$556,100
2024$351,500$204,600$556,100
2023$310,600$186,000$496,600
Valuation History
Exemptions
Exemption YearCodeDescriptionAmount
20245CRESIDENTIAL EXEMPTION 

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