170 School St, Acton, MA 01720 Property Records

Middlesex County and Acton Town property record for 170 School St, Acton, MA 01720

Property Summary

Property Type	Single Family Home
Details	3 bd · 1.5 ba · 1,182 sqft · built 1973
Lot Size	0.601 acres (26,200 sqft)
Owner	2 Individual Names on Record
Last Sale	$830,000 (Mar 2024)
Tax Bill	$11,907 (2025)
Deeds & Mortgages	Mar 2024 Sale & Mortgage Aug 2023 Sale + 1 more
Flood Zone	Zone X (minimal risk)
APN	`ACTO M:00H3 B:0070 L:0000`

Property Details

APN / Parcel Number

Primary APN	`ACTO M:00H3 B:0070 L:0000`

Interior

Bedrooms	3 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	1 Story
Building Area	1,182 sqft Living Area
Gross Area	2,398 sqft

Exterior

Year Built	Built 1973
Effective Year Built	Effective 1973
Architectural Style	Raised Ranch
Exterior Material	Aluminum/Vinyl
Roof Type	Gable
Roof Material	Asphalt
Lot Area	26,200 sqft (0.601 acres)

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air with A/C
Heating Fuel	Gas

Location & Zoning

Street Address	170 SCHOOL ST
City	ACTON
State	MA
Zip	01720-4418
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R2
Legal Block	70
Jurisdiction	ACTON MA
Township / Civil Division	ACTON
Census Block Group	1
Census Block	1014
Census Tract	363104

Owner

Source: Middlesex County and Acton Town records, as of July 20, 2026

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

Owner of Record	2 Individual Names on Record
Mailing Address	170 SCHOOL ST, ACTON, MA 01720-4418
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Tenants by the Entirety

Deeds, Mortgages & Sale History

Date	Document
Mar 14, 2024	Quit Claim Deed, Transfer · Stand-Alone First Mortgage GUARANTEED RATE INC
Aug 15, 2023	Quit Claim Deed, Transfer
Nov 2, 2020	Deed of Trust, Mortgage · Stand-Alone Refinance FIRST SB

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 14, 2024 · Amount on Record
Deed Sale	Mar 14, 2024 · Amount on Record
Prior Sale	Aug 15, 2023 · Amount on Record
Deed Document Number	202425250
Deed Book / Page	82566 / 323
Record Updated	Oct 29, 2026

March 2024: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	ACTON MA
Recording Date	Mar 14, 2024
Property Address	170 SCHOOL ST, ACTON, MA 01720-4418
Document Number	082566-323
Book / Page	82566 / 323
Instrument Date	Mar 14, 2024
Instrument	25250
Transaction Type	Transfer
Record Updated	Mar 29, 2024

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants by the Entirety
Address	170 SCHOOL ST, ACTON, MA 01720-4418

Mortgage

Document Number	0000025251
Date	Mar 14, 2024
Instrument	25251

Lender

Name	GUARANTEED RATE INC
Type	Non-Lending Institution

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount Recorded

August 2023: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	ACTON MA
Recording Date	Aug 15, 2023
Property Address	170 SCHOOL ST, ACTON, MA 01720-4418
Document Number	081891-343
Book / Page	81891 / 343
Instrument Date	Aug 8, 2023
Instrument	91632
Transaction Type	Transfer
Record Updated	Sep 1, 2023

Transaction

Amount	Amount Recorded
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	17 PARK ST, QUINCY, MA 02170-3309

November 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ACTON MA
Property Address	170 SCHOOL ST, ACTON, MA 01720-4418
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	76058-291
Date	Nov 2, 2020
Book Page	76058/291
Instrument	202991

Lender

Name	FIRST SB

Agreement

Type	Stand-Alone Refinance
Amount	Amount Recorded
Term	361 Months
Due	Dec 1, 2050

Tax Assessment & Valuation

Source: Middlesex County and Acton Town assessment roll, as of April 14, 2026

Property Jurisdictions

Type	Name
State	Massachusetts
County	Middlesex County
County Subdivision	Acton Town
Unified School District	Acton-Boxborough Regional School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$11,907.00 (+19.5%)	$694,300 (+16.16%) Land $319,400 Building $374,900	$852,720 (+11.03%)
2024	$9,964.00 (+2.09%)	$597,700 (+7.54%) Land $319,400 Building $278,300	$767,980
2023	$9,760.00	$555,800 Land $290,600 Building $265,200

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 Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 10 policies
Nearby Flood Policies	10 in force
Nearby Flood Claims	9 (1980–2017)
Claims Outside the SFHA	2 of 9
Most Recent Claim	Aug 2017 · rainfall accumulation

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 Risk	Low lower than 94% of the US · lower than 86% of Massachusetts
Wildfire Likelihood	Under 0.01% annual chance
Exposure	Direct 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 System	ACTON WATER SUPPLY DISTRICT serves 21,285 people · EPA ID MA2002000
Water Source	Groundwater influenced by surface water
Last State Inspection	Oct 2024
Lead	4 ppb (2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	22 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 187 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Verizon Fiber	980 / 880
T-Mobile Fixed Wireless	100 / 20

Cell Coverage

5G (outdoors only) and 4G LTE

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