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502 Main St, Acton, MA 01720 Property Records

Middlesex County and Acton Town property record for 502 Main St, Acton, MA 01720 · Last verified August 2026

Property Summary

Property TypeSingle Family Home
Details3 bd · 2.5 ba · 2,271 sqft · built 1870
Lot Size0.5 acres (21,780 sqft)
Owner2 Trust Names on File
Tax Bill$12,643 (2025)
Deeds & MortgagesMar 2024 Transfer
Flood ZoneZone X (minimal risk)
APNACTO M:00F3A B:0005 L:0000

Property Details

APN / Parcel Number

Primary APNACTO M:00F3A B:0005 L:0000

Interior

Bedrooms3 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms8 Rooms
Stories2 Stories
Building Area2,271 sqft Living Area
Gross Area4,000 sqft

Exterior

Year BuiltBuilt 1870
Effective Year BuiltEffective 1870
Architectural StyleHistorical
Exterior MaterialWood Siding
Roof TypeGable
Roof MaterialAsphalt
Lot Area21,780 sqft (0.5 acres)

Utilities, Heating & Cooling

Heating SystemSteam
Heating FuelGas

Location & Zoning

Street Address502 MAIN ST
CityACTON
StateMA
Zip01720-3939
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal Block5
JurisdictionACTON MA
Township / Civil DivisionACTON
Census Block Group2
Census Block2008
Census Tract363103

Owner

Source: Middlesex County and Acton Town records · APN ACTO M:00F3A B:0005 L:0000

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

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

Owner of Record2 Trust Names on File
Mailing Address502 MAIN ST, ACTON, MA 01720-3939
OccupancyOwner Occupied
Owner TypeIndividual
VestingTrust, Revocable Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last Transfer DateFeb 09, 2024
Transfer Doc082589-446
Record UpdatedSep 20, 2026

March 2024: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionACTON MA
Recording DateMar 21, 2024
Property Address502 MAIN ST, ACTON, MA 01720-3939
Document Number082589-446
Book / Page82589 / 446
Instrument DateFeb 09, 2024
Instrument28083
Transaction TypeTransfer
Record UpdatedApr 05, 2024

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address502 MAIN ST, ACTON, MA 01720-3939

Tax Assessment & Valuation

Source: Middlesex County and Acton Town records · Assessment roll updated April 14, 2026 · Last verified August 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$12,643.00 (+10.98%)$737,200 (+7.87%) Land $315,200 Building $422,000$1,015,075 (+7.2%)
2024$11,392.00 (+5.88%)$683,400 (+11.54%) Land $315,200 Building $368,200$946,865
2023$10,759.00$612,700 Land $286,600 Building $326,100

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 250173631032, 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 Claims2 (1979–2010)
Claims Outside the SFHA2 of 2
Most Recent ClaimMar 2010, river or lake flooding, Severe Storms And Flooding

Wildfire

Wildfire RiskLow
above 20% of the US · above 58% of Massachusetts
Wildfire LikelihoodAbout 1 in 10,000 per year
ExposureIndirect
within ember reach
Adjoins Burnable LandYes

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.

Historic Designation

Source: NPS National Register of Historic Places · August 1, 2026 release · Last verified October 2026

Historic DistrictWithin the Acton Centre Historic District
listed 1983 · 38 contributing resources · NRIS 83000780
Listed AreaWithin Davis, Isaac, Trail
listed 1972 · 1 contributing resources · NRIS 72001347

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 171 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
XfinityCable2,000 / 250
VerizonFiber980 / 880
T-Mobile USAFixed Wireless100 / 20

Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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