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143 Montclair Ave, Waltham, MA 02451 Property Records

Middlesex County and Waltham City property record for 143 Montclair Ave, Waltham, MA 02451 · Last verified July 2026

Property Summary

Property TypeSingle Family Home
Details3 bd · 2 ba · 1,583 sqft · built 1968
Lot Size0.344 acres (15,002 sqft)
OwnerIndividual Name on File
Last Sale$382,000 (Dec 2009)
Tax Bill$7,083 (2025)
Deeds & MortgagesAug 2019 Transfer
Flood ZoneZone X (minimal risk)
APN79480

Property Details

APN / Parcel Number

Primary APN79480
Alternative APN
  • WALT M:032 B:005 L:0009

Interior

Bedrooms3 Beds
Full Baths2 Baths
Total Rooms7 Rooms
Stories1 Story
Building Area1,583 sqft Living Area
Gross Area3,393 sqft
Basement Area1,326 sqft
Unfinished Basement1,326 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1968
Effective Year BuiltEffective 1968
Architectural StyleRaised Ranch
Exterior MaterialWood Siding
Construction TypeFrame
Roof TypeGable
Roof MaterialAsphalt
Lot Area15,002 sqft (0.344 acres)
Garage TypeAttached
Parking Spaces1 Parking Space

Utilities, Heating & Cooling

Heating SystemHot Water
Heating FuelOil

Location & Zoning

Account Number79480
Street Address143 MONTCLAIR AVE
CityWALTHAM
StateMA
Zip02451-3066
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal Block5
Legal Lot Number9
JurisdictionWALTHAM MA
Township / Civil DivisionWALTHAM
Census Block Group1
Census Block1011
Census Tract368102

Owner

Source: Middlesex County and Waltham City records · APN 79480

Assessment roll updated April 14, 2026 · Last verified July 2026

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

Owner of RecordIndividual Name on File
Mailing Address143 MONTCLAIR AVE, WALTHAM, MA 02451-3066
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleDec 08, 2009 · Amount on Record
Deed SaleDec 08, 2009 · Amount on Record
Prior SaleDec 31, 2002 · Amount on Record
Deed Document Number2009235549
Deed Book / Page53964 / 299
Last Transfer DateAug 02, 2019
Transfer Doc73075-458
Record UpdatedSep 20, 2026

August 2019: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionWALTHAM MA
Recording DateAug 08, 2019
Property Address143 MONTCLAIR AVE, WALTHAM, MA 02451-3066
Document Number73075-458
Book / Page073075 / 000458
Instrument DateAug 02, 2019
Instrument116752
Transaction TypeTransfer
Record UpdatedAug 27, 2019
Title CompanyNOT AVAILABLE

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address143 MONTCLAIR AVE WALTHAM MA 024513066, WALTHAM, MA 02451-3066

Tax Assessment & Valuation

Source: Middlesex County and Waltham City records · Assessment roll updated April 14, 2026 · Last verified July 2026

Property Jurisdictions

TypeName
StateMassachusetts
CountyMiddlesex County
MunicipalityWaltham City
Unified School DistrictWaltham School District (PK - 12)

Tax Bill & Assessment History

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

YearTax BillAssessed ValueAssessed Market Value
2025$7,083.00 (+5.34%)$721,300 (+3.41%) Land $434,700 Building $286,600$691,220 (+12.84%)
2024$6,724.00 (+0.54%)$697,500 (+7.62%) Land $414,000 Building $283,500$612,560
2023$6,688.00$648,100 Land $378,000 Building $270,100

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Middlesex County (25017C), updated September 10, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 250173681021, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Special Flood Hazard AreaNo
Flood HazardMinimal
500-Year FloodplainNo
Nearby Flood Policies5 in force
Nearby Flood Claims6 (1978–2015)
Most Recent ClaimSep 2015, rainfall accumulation

Wildfire

Wildfire RiskLow
above 4% of the US · above 8% of Massachusetts
Wildfire LikelihoodLess than 1 in 10,000 per year
ExposureDirect
burnable vegetation at the parcel

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 549 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
VerizonFiber2,300 / 2,300
XfinityCable2,000 / 2,000
Radiate HoldingsCable1,500 / 50
T-Mobile USAFixed Wireless100 / 20
AT&TFixed Wireless100 / 20

May also be available at this address: Verizon. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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