12 Harold St, Arlington, MA 02474 Property Records

Middlesex County and Arlington Town property record for 12 Harold St, Arlington, MA 02474

Property Summary

Property Type	Single Family Home
Details	5 bd · 1 ba · 1,615 sqft · built 1927
Lot Size	0.121 acres (5,271 sqft)
Owner	2 Trust Names on File
Last Sale	$1,450,000 (Mar 2017)
Tax Bill	$10,368 (2026)
Deeds & Mortgages	Dec 2019 Transfer
Flood Zone	Zone X (minimal risk)
APN	`70764`

Property Details

APN / Parcel Number

Primary APN	`70764`
Alternative APN	`ARLI M:111.0 B:0004 L:0003`

Interior

Bedrooms	5 Beds
Full Baths	1 Bath
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	1,615 sqft Living Area
Gross Area	2,954 sqft
Basement Area	884 sqft
Unfinished Basement	619 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1927
Effective Year Built	Effective 1955
Architectural Style	Other
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	5,271 sqft (0.121 acres)
Garage Type	Basement
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Heating System	Steam
Heating Fuel	Oil

Location & Zoning

Account Number	70764
Street Address	12 HAROLD ST
City	ARLINGTON
State	MA
Zip	02474-2449
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Block	4
Legal Lot Number	3
Jurisdiction	ARLINGTON MA
Township / Civil Division	ARLINGTON
Census Block Group	1
Census Block	1016
Census Tract	356500

Owner

12 Harold St is owner-occupied and held in a trust since October 2019.

Source: Middlesex County and Arlington Town records, as of October 20, 2026

Owner of Record	2 Trust Names on File
Mailing Address	12 HAROLD ST, ARLINGTON, MA 02474-2449
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

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 Names	2 Names on Deed
Last Sale	Mar 15, 2017 · Amount on File
Deed Sale	Mar 15, 2017 · Amount on File
Prior Sale	Aug 3, 2016 · Amount on File
Deed Book / Page	69011 / 92
Last Transfer Date	Oct 17, 2019
Transfer Doc	73815-217
Record Updated	Oct 29, 2026

December 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	ARLINGTON MA
Recording Date	Dec 13, 2019
Property Address	12 HAROLD ST, ARLINGTON, MA 02474-2449
Document Number	73815-217
Book / Page	073815 / 000217
Instrument Date	Oct 17, 2019
Instrument	7022
Transaction Type	Transfer
Record Updated	Dec 31, 2019
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	12 HAROLD ST ARLINGTON MA 024742449, ARLINGTON, MA 02474-2449

Tax Assessment & Valuation

The 2026 property tax bill for 12 Harold St was $10,368, up 0.7% from the year before.

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$10,368.00 (+0.75%)	$971,700 (+1.7%) Land $485,600 Building $486,100	$1,023,795 (+6.12%)
2025	$10,291.00 (+9.4%)	$955,500 (+7.57%) Land $462,500 Building $493,000	$964,725 (-2.14%)
2024	$9,407.00 (-0.25%)	$888,300 (+5.59%) Land $445,100 Building $443,200	$985,815
2023	$9,431.00	$841,300 Land $416,200 Building $425,100

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

Flood

FEMA maps place 12 Harold St in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2001.

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
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	3 in force
Nearby Flood Claims	2 (2001)
Claims Outside the SFHA	2 of 2
Most Recent Claim	Mar 2001 · Severe Storms And Flooding
Claims by Event	Severe Storms And Flooding, Mar 2001 · 2 claims

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

The area around 12 Harold St has no burnable land within ember reach, so its wildfire risk is not rated.

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

Wildfire Risk	Not rated no burnable land within 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 System	ARLINGTON WATER DEPT. (MWRA) serves 46,308 people · EPA ID MA3010000
Water Source	Purchased surface water from MWRA
Last State Inspection	Aug 2023
Lead	3 ppb (2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None 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 695 locations within half a mile, as of December 31, 2025

Provider	Max 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