18 Stuart St, Watertown, MA 02472 Property Records

Middlesex County and Watertown City property record for 18 Stuart St, Watertown, MA 02472

Property Summary

Property TypeSingle Family Home
Details4 bd · 2.5 ba · 2,803 sqft · built 1930
Lot Size0.158 acres (6,900 sqft)
Owner2 Individual Names on Record
Tax Bill$11,972 (2025)
Deeds & MortgagesJul 2026 Line of Credit
Sep 2020 Mortgage
+ 1 more
Flood ZoneZone X (minimal risk)
APN34570-32

Property Details

APN / Parcel Number

Primary APN34570-32
Alternative APNs
  • WATE M:0622 B:0003 L:0040D
  • 8258

Interior

Bedrooms4 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms7 Rooms
Stories2 Stories
Building Area2,803 sqft Living Area
Gross Area4,330 sqft
Basement Area984 sqft
Unfinished Basement984 sqft

Exterior

Year BuiltBuilt 1930
Effective Year BuiltEffective 1930
Architectural StyleColonial
Exterior MaterialAluminum/Vinyl
Construction TypeFrame
Roof TypeGable
Roof MaterialAsphalt
Lot Area6,900 sqft (0.158 acres)
Parking Spaces1 Parking Space

Utilities, Heating & Cooling

Cooling SystemHVAC
Heating SystemHot Water
Heating FuelGas

Location & Zoning

Account Number8258
Street Address18 STUART ST
CityWATERTOWN
StateMA
Zip02472-1630
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeS-6
Legal Block3
Legal Lot Number40D
JurisdictionWATERTOWN MA
Township / Civil DivisionWATERTOWN TOWN
Census Block Group3
Census Block3008
Census Tract370101

Owner

Source: Middlesex County and Watertown City records, as of July 20, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record2 Individual Names on Record
Mailing Address18 STUART ST, WATERTOWN, MA 02472-1630
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
Jul 9, 2026Deed of Trust, Mortgage · Line of Credit
THIRD FEDERAL SAVINGS AND LOAN
Sep 28, 2020Deed of Trust, Mortgage · Conventional Mortgage
GUARANTEED RATE
Mar 2, 2020Deed of Trust, Mortgage · Conventional Mortgage
GUARANTEED RATE

Assessor's Deed Record

Deed Names2 Names on Deed
Record UpdatedSep 20, 2026

July 2026: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionWATERTOWN MA
Recording DateJul 9, 2026
Property Address18 STUART ST, WATERTOWN, MA 02472-1630
Document Number0002003663
Instrument DateJul 2, 2026
Instrument20262003663
Transaction TypeMortgage
Record UpdatedJul 29, 2026

Transferred To (Grantee/Buyer)

NameVerified Name
Address18 STUART ST, WATERTOWN, MA 02472-1630

Mortgage

Document Number0002003663,
DateJul 9, 2026
Instrument20262003663
Lender
NameTHIRD FEDERAL SAVINGS AND LOAN
Agreement
TypeLine of Credit
AmountAmount Recorded
Term360 Months
DueAug 1, 2056
Interest
Rate6.48%
Max Rate-1%

September 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionWATERTOWN MA
Property Address18 STUART ST, WATERTOWN, MA 02472-1630
Document Number0001855460
Instrument DateSep 28, 2020
Transaction TypeMortgage
Record UpdatedOct 27, 2020
Title CompanyNOT AVAILABLE

Transferred To (Grantee/Buyer)

NameVerified Name
Address18 STUART ST WATERTOWN MA 024721630, WATERTOWN, MA 02472-1630

Mortgage

Document Number0001855460
DateOct 7, 2020
Instrument1855460
Lender
NameGUARANTEED RATE
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueOct 6, 2050

March 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionWATERTOWN MA
Property Address18 STUART ST, WATERTOWN, MA 02472-1630
Document Number0001837890
Instrument DateMar 2, 2020
Transaction TypeMortgage
Record UpdatedJun 24, 2021
Title CompanyNOT AVAILABLE

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipHusband and Wife
Address18 STUART ST WATERTOWN MA 024721630, WATERTOWN, MA 02472-1630

Mortgage

Document Number0001837890
DateMar 6, 2020
Instrument1837890
Lender
NameGUARANTEED RATE
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueMar 5, 2050

Tax Assessment & Valuation

Source: Middlesex County and Watertown City assessment roll, as of April 14, 2026

Property Jurisdictions

TypeName
StateMassachusetts
CountyMiddlesex County
MunicipalityWatertown City
Unified School DistrictWatertown School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$11,972.00 (+9.97%)$1,025,000 (+10.16%) Land $541,300 Building $483,700$1,033,125 (+3.02%)
2024$10,887.00 (-7.75%)$930,500 (+7.08%) Land $511,300 Building $419,200$1,002,820
2023$11,801.00$869,000 Land $489,100 Building $379,900

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies1 in force
Nearby Flood Claims1 (1978)
Most Recent ClaimFeb 1978 · tidal / storm surge

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

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

Wildfire RiskNot rated
no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemWATERTOWN DEPARTMENT OF PUBLIC WORKS
serves 35,985 people · EPA ID MA3314000
Water SourcePurchased surface water from MWRA
Last State InspectionOct 2025
Lead1 ppb (2025)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 599 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Verizon
Fiber · Fixed Wireless in parts of the area
2,300 / 2,300
Xfinity
Cable
2,000 / 2,000
Astound Broadband
Cable
1,500 / 50
T-Mobile
Fixed Wireless
100 / 20

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