18-20 CONGRESS AV #1
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Location
18-20 CONGRESS AV #1
Mblu
20/ / 59U1/ /
Acct#
104356
Owner
PENA-ACUNA ERNESTO & MEDIAN-WEFFER ISAAD E.
Total Market Value
$497,300
PID
104356
Building Count
1
Current Value
Assessment
Valuation YearImprovementsLandTotal
2026$497,300$0$497,300

Owner of Record
OwnerPENA-ACUNA ERNESTO & MEDIAN-WEFFER ISAAD E.
Co-Owner
Address18-20 CONGRESS AV #1

CHELSEA, MA 02150
Sale Price$500,000
Certificate
Book & Page 71129/224
Sale Date02/28/2025
Instrument00

Ownership History
Ownership History
OwnerSale PriceCertificateBook & PageInstrumentSale Date
PENA-ACUNA ERNESTO & MEDIAN-WEFFER ISAAD E.$500,000 71129/2240002/28/2025
DUFFY ANDREW J JR &$340,000 56731/00820009/07/2016
GALLEGO JUAN ET AL TRUSTEES$0 56428/00591P07/14/2016

Future Owners
Ownership History
OwnerSale PriceCertificateBook & PageInstrumentSale Date
PENA-ACUNA ERNESTO & MEDIAN-WEFFER ISAAD E.$500,000 71129/2240002/28/2025

Building Information
Building 1 : Section 1
Year Built: 2015
Living Area: 1,220
Replacement Cost: $540,585
Building Percent Good: 92
Replacement Cost
Less Depreciation:
$497,300
Building Attributes
FieldDescription
Style:Condo-Apt
ModelRes Condo
Stories:4 Stories
GradeAverage
Occupancy1
Interior Wall 1:Drywall/Sheet
Interior Wall 2: 
Interior Floor 1Hardwood
Interior Floor 2Ceram Clay Til
Heat Fuel:Gas
Heat Type:Hot Air-no Duc
AC Type:Central
Ttl Bedrms:3 Bedrooms
Ttl Bathrms:2 Full
Ttl Half Bths:0
Xtra Fixtres 
Total Rooms:5
Bath Style:New
Kitchen Style:New
Pkg Spaces 
Systems Stat 
GradeAverage
Stories:4
Residential Units:4
Exterior Wall 1:Clapboard
Exterior Wall 2: 
Roof StructureFlat
Roof CoverRubber Membran
Cmrcl Units:0
Res/Com Units:0
Section #: 
Parking Spaces 
Section Style: 
Foundation 
Security: 
Cmplx Cnd 
Xtra Field 1: 
Remodel Ext: 
Super237
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 1,220 1,220
   1,220 1,220

Extra Features
Extra Features
CodeDescriptionSizeAssessed ValueBldg #
WDKWOOD DECK626.00 S.F.$01

Land
Land Use
Use Code1021
DescriptionCondo NL MDL-05  
Zone
Neighborhood1050
Alt Land ApprNo
Category
Land Line Valuation
Size (Sqr Feet)0
Frontage0
Total Market Land$0

Outbuildings
Outbuildings

No Data for Outbuildings

Valuation History
Assessment
Valuation YearImprovementsLandTotal
2025$478,600$0$478,600
2024$388,500$0$388,500
2023$364,600$0$364,600

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