99 Gregory St, Waltham, MA 02451 Property Records

Middlesex County and Waltham City property record for 99 Gregory St, Waltham, MA 02451

Property Summary

Property TypeSingle Family Home
Details3 bd · 1.5 ba · 1,836 sqft · built 1970
Lot Size0.228 acres (9,945 sqft)
OwnerIndividual Name on Record
Last Sale$458,000 (Aug 2007)
Tax Bill$6,997 (2026)
Flood ZoneZone X (minimal risk)
APN48344

Property Details

APN / Parcel Number

Primary APN48344
Alternative APN
  • WALT M:031 B:001 L:0016

Interior

Bedrooms3 Beds
Full Baths1.5 Baths
Half Baths1 Half Bath
Total Rooms6 Rooms
Stories1 Story
Building Area1,836 sqft Living Area
Gross Area2,468 sqft
1st Floor Area1,912 sqft
Basement Area800 sqft
Unfinished Basement1,292 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1970
Effective Year BuiltEffective 1970
Architectural StyleRaised Ranch
Exterior MaterialAluminum/Vinyl
Construction TypeFrame
Roof TypeGable
Roof MaterialAsphalt
Lot Area9,945 sqft (0.228 acres)
Garage TypeBasement
Parking Spaces1 Parking Space
Deck AreaDeck Area

Utilities, Heating & Cooling

Heating SystemHot Water
Heating FuelOil

Location & Zoning

Account Number48344
Street Address99 GREGORY ST
CityWALTHAM
StateMA
Zip02451-2151
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning Code1
Legal Block1
Legal Lot Number16
JurisdictionWALTHAM MA
Township / Civil DivisionWALTHAM
Census Block Group2
Census Block2013
Census Tract368102

Owner

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

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

Owner of RecordIndividual Name on Record
Mailing Address99 GREGORY ST, WALTHAM, MA 02451-2151
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleAug 31, 2007 · Amount on Record
Deed SaleAug 31, 2007 · Amount on Record
Prior SaleMay 7, 2004 · Amount on Record
Deed Document Number2007164907
Deed Book / Page50046 / 254
Record UpdatedOct 29, 2026

Tax Assessment & Valuation

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$6,997.00 (+8.46%)$678,000 (+3.21%) Land $404,300 Building $273,700$867,565 (+6.47%)
2025$6,451.00 (+5.43%)$656,900 (+3.48%) Land $385,900 Building $271,000$814,815 (-10.45%)
2024$6,119.00 (+0.67%)$634,800 (+7.78%) Land $367,500 Building $267,300$909,910
2023$6,078.00$589,000 Land $335,500 Building $253,500

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 Policies8 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 RiskLow
lower than 99.1% of the US · lower than 98.7% of Massachusetts
Wildfire LikelihoodUnder 0.01% annual chance
ExposureNone
beyond 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 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 549 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
AT&T
Fixed Wireless
100 / 20

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