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100 Prospect St, Acton, MA 01720 Property Records

Middlesex County and Acton Town property record for 100 Prospect St, Acton, MA 01720 · Last verified July 2026

Property Summary

Property TypeSingle Family Home
Details4 bd · 2 ba · 2,356 sqft · built 1956
Lot Size1.01 acres (43,996 sqft)
Owner2 Individual Names on File
Last Sale$450,000 (Jun 2017)
Tax Bill$11,518 (2025)
Deeds & MortgagesJan 2021 Refinance
Aug 2018 Mortgage
+ 1 more
Flood ZoneZone X (minimal risk)
APNACTO M:00G2 B:0080 L:0000

Property Details

APN / Parcel Number

Primary APNACTO M:00G2 B:0080 L:0000

Interior

Bedrooms4 Beds
Full Baths2 Baths
Total Rooms8 Rooms
Stories2 Stories
Building Area2,356 sqft Living Area
Gross Area4,434 sqft

Exterior

Year BuiltBuilt 1956
Effective Year BuiltEffective 1956
Architectural StyleRanch
Exterior MaterialAluminum/Vinyl
Roof TypeGable
Roof MaterialAsphalt
Lot Area43,996 sqft (1.01 acres)
Pool TypeIn-Ground Pool

Utilities, Heating & Cooling

Cooling SystemHVAC
Heating SystemHot Water
Heating FuelOil

Location & Zoning

Street Address100 PROSPECT ST
CityACTON
StateMA
Zip01720-3633
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal Block80
JurisdictionACTON MA
Township / Civil DivisionACTON
Census Block Group2
Census Block2003
Census Tract363202

Owner

Source: Middlesex County and Acton Town records · APN ACTO M:00G2 B:0080 L:0000

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 Record2 Individual Names on File
Mailing Address100 PROSPECT ST, ACTON, MA 01720-3633
OccupancyOwner Occupied
Owner TypeIndividual
VestingHusband and Wife

Deeds, Mortgages & Sale History

DateDocument
Jan 08, 2021Deed of Trust, Mortgage · Stand-Alone Refinance
MIDDLESEX SAVINGS BANK
Aug 16, 2018Deed of Trust, Mortgage
MIDDLESEX SAVINGS BANK
Feb 28, 2020Quit Claim Deed, Transfer
NOT AVAILABLE

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleJun 12, 2017 · Amount on Record
Deed SaleJun 12, 2017 · Amount on Record
Deed Book / Page69414 / 257
Record UpdatedSep 20, 2026

January 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionACTON MA
Property Address100 PROSPECT ST, ACTON, MA 01720-3633
Transaction TypeMortgage
Record UpdatedJan 26, 2026

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number076644-323
DateJan 08, 2021
Book Page76644/323
Instrument4456
Lender
NameMIDDLESEX SAVINGS BANK
TypeBank
Agreement
TypeStand-Alone Refinance
AmountAmount Recorded
Term361 Months
DueFeb 01, 2051

August 2018: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionACTON MA
Property Address100 PROSPECT ST, ACTON, MA 01720-3633
Transaction TypeMortgage
Record UpdatedFeb 05, 2021

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number71480-63
DateAug 16, 2018
Book Page71480/63
Instrument125215
Lender
NameMIDDLESEX SAVINGS BANK
TypeBank
Agreement
AmountAmount Recorded
Term240 Months
DueAug 01, 2038

February 2020: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionACTON MA
Recording DateFeb 28, 2020
Property Address100 PROSPECT ST, ACTON, MA 01720-3633
Document Number74200-574
Book / Page074200 / 000574
Instrument DateFeb 25, 2020
Instrument29720
Transaction TypeTransfer
Record UpdatedMar 17, 2020
Title CompanyNOT AVAILABLE

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipHusband and Wife
Address100 PROSPECT ST ACTON MA 017203633, ACTON, MA 01720-3633

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateMassachusetts
CountyMiddlesex County
County SubdivisionActon Town
Unified School DistrictActon-Boxborough Regional 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$11,518.00 (+5.83%)$671,600 (+2.86%) Land $260,500 Building $411,100$917,320 (+7.65%)
2024$10,884.00 (+4.73%)$652,900 (+10.32%) Land $260,500 Building $392,400$852,150
2023$10,392.00$591,800 Land $236,700 Building $355,100

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 250173632022, 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
Flood Insurance CostPremium on Record
median of 4 individual NFIP policies nearby
Nearby Flood Policies4 in force
4 of 4 on primary residences
Nearby Flood Claims3 (1991–2001)
Most Recent ClaimJun 2001, rainfall accumulation

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

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.

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