121 Summit St, Waltham, MA 02451 Property Records

Middlesex County and Waltham City property record for 121 Summit St, Waltham, MA 02451

Property Summary

Property TypeSingle Family Home
Details2 bd · 2 ba · 1,961 sqft · built 1949
Lot Size0.113 acres (4,901 sqft)
Owner2 Trust Names on File
Tax Bill$7,875 (2026)
Deeds & MortgagesOct 2018 Transfer
Flood ZoneZone X (minimal risk)
APN108822

Property Details

APN / Parcel Number

Primary APN108822
Alternative APN
  • WALT M:049 B:002 L:0012

Interior

Bedrooms2 Beds
Full Baths2 Baths
Total Rooms5 Rooms
Stories1 Story
Building Area1,961 sqft Living Area
Gross Area2,344 sqft
Basement Area1,032 sqft
Unfinished Basement103 sqft

Exterior

Year BuiltBuilt 1949
Effective Year BuiltEffective 2012
Architectural StyleRanch
Exterior MaterialWood Siding
Construction TypeFrame
Roof TypeGable
Roof MaterialAsphalt
Lot Area4,901 sqft (0.113 acres)
Garage TypeBasement
Pool TypeIn-Ground Pool

Utilities, Heating & Cooling

Heating SystemHot Water
Heating FuelOil

Location & Zoning

Account Number108822
Street Address121 SUMMIT ST
CityWALTHAM
StateMA
Zip02451-2970
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning Code1
Legal SubdivisionLAWRENCE ESTATES
Legal Block2
Legal Lot Number12
JurisdictionWALTHAM MA
Township / Civil DivisionWALTHAM
Census Block Group2
Census Block2002
Census Tract368200

Owner

121 Summit St is owner-occupied and held in a trust since October 2018.

Source: Middlesex County and Waltham City records, as of October 20, 2026

Owner of Record2 Trust Names on File
Mailing Address121 SUMMIT ST, WALTHAM, MA 02451-2970
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleOct 2, 2018
Deed SaleOct 2, 2018
Prior SaleJun 14, 2013 · Amount on File
Deed Book / Page71700 / 134
Transfer Doc062023-367
Record UpdatedOct 29, 2026

October 2018: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionWALTHAM MA
Recording DateOct 2, 2018
Property Address121 SUMMIT ST, WALTHAM, MA 02451-2970
Document Number71700-134
Book / Page071700 / 000134
Instrument DateJan 15, 2018
Instrument152470
Transaction TypeTransfer
Record UpdatedOct 23, 2018

Transaction

Tax$0.00
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipRevocable Trust
Address121 SUMMIT ST WALTHAM MA 024512970, WALTHAM, MA 02451-2970

Tax Assessment & Valuation

The 2026 property tax bill for 121 Summit St was $7,875, up 11.6% from the year before.

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

Property Jurisdictions

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

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$7,875.00 (+11.59%)$763,100 (+6.19%) Land $395,800 Building $367,300$865,527 (+3.3%)
2025$7,057.00 (+2.63%)$718,600 (+0.74%) Land $376,900 Building $341,700$837,900 (-2.48%)
2024$6,876.00$713,300 Land $376,900 Building $336,400$859,180

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

Flood

FEMA maps place 121 Summit St in Zone X, an area of minimal flood risk.

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 Policies7 in force

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

Wildfire risk around 121 Summit St is low, with less than a 0.01% annual chance of wildfire.

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

Wildfire RiskLow
lower than 93% of the US · lower than 83% of Massachusetts
Wildfire LikelihoodUnder 0.01% annual chance
ExposureDirect
burnable vegetation

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 SystemWALTHAM WATER DEPARTMENT
serves 65,218 people · EPA ID MA3308000
Water SourcePurchased surface water from MWRA
Last State InspectionJun 2024
Lead2 ppb (2025)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting1
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 265 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Verizon
Fiber
2,300 / 2,300
Xfinity
Cable
2,000 / 2,000
Astound Broadband
Cable
1,500 / 50

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