19 Hersom St, Watertown, MA 02472 Property Records

Middlesex County and Watertown City property record for 19 Hersom St, Watertown, MA 02472

Property Summary

Property Type	Single Family Home
Details	3 bd · 1 ba · 1,260 sqft · built 1930
Lot Size	0.085 acres (3,720 sqft)
Owner	2 Trust Names on File
Tax Bill	$9,730 (2026)
Deeds & Mortgages	Apr 2026 Transfer Apr 2026 Transfer
Flood Zone	Zone X (minimal risk)
APN	`31590-35`

Property Details

APN / Parcel Number

Primary APN	`31590-35`
Alternative APNs	`WATE M:0608 B:0008 L:0317` `7945`

Interior

Bedrooms	3 Beds
Full Baths	1 Bath
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,260 sqft Living Area
Gross Area	2,632 sqft
Basement Area	1,260 sqft
Unfinished Basement	1,260 sqft

Exterior

Year Built	Built 1930
Effective Year Built	Effective 1930
Architectural Style	Bungalow
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Hip
Roof Material	Asphalt
Lot Area	3,720 sqft (0.085 acres)
Garage Type	Basement
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Hot Water
Heating Fuel	Gas

Location & Zoning

Account Number	7945
Street Address	19 HERSOM ST
City	WATERTOWN
State	MA
Zip	02472-1610
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	T
Legal Block	8
Legal Lot Number	317
Jurisdiction	WATERTOWN MA
Township / Civil Division	WATERTOWN TOWN
Census Block Group	3
Census Block	3004
Census Tract	370101

Owner

19 Hersom St is held in a trust since February 2026.

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

Owner of Record	2 Trust Names on File
Mailing Address	19 HERSOM ST, WATERTOWN, MA 02472-1610
Owner Type	Company
Vesting	Trust, Irrevocable 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

Date	Document
Apr 3, 2026	Quit Claim Deed, Transfer Quitclaim
Apr 3, 2026	Quit Claim Deed, Transfer Quitclaim

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Transfer Date	Feb 18, 2026
Transfer Doc	085427-360
Record Updated	Oct 29, 2026

April 2026: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	WATERTOWN MA
Recording Date	Apr 3, 2026
Property Address	19 HERSOM ST, WATERTOWN, MA 02472-1610
Document Number	085427-360
Book / Page	85427 / 360
Instrument Date	Feb 18, 2026
Instrument	202636990
Transaction Type	Transfer
Record Updated	Aug 27, 2026

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Quitclaim

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	19 HERSOM ST, WATERTOWN, MA 02472-1610

April 2026: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	WATERTOWN MA
Recording Date	Apr 3, 2026
Property Address	19 HERSOM ST, WATERTOWN, MA 02472-1610
Document Number	085427-367
Book / Page	85427 / 367
Instrument Date	Feb 18, 2026
Instrument	202636992
Transaction Type	Transfer
Record Updated	Aug 27, 2026

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Quitclaim

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	19 HERSOM ST, WATERTOWN, MA 02472-1610

Tax Assessment & Valuation

The 2026 property tax bill for 19 Hersom St was $9,730, up 4.5% from the year before.

Source: Middlesex County and Watertown City assessment roll, as of April 14, 2026

Property Jurisdictions

Type	Name
State	Massachusetts
County	Middlesex County
Municipality	Watertown City
Unified School District	Watertown School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$9,730.00 (+4.46%)	$797,500 (-) Land $505,400 Building $292,100	$798,380 (-)
2025	$9,315.00 (+17.66%)	$797,500 (+17.85%) Land $505,400 Building $292,100	$798,380 (-4.16%)
2024	$7,917.00 (-9.88%)	$676,700 (+4.61%) Land $478,400 Building $198,300	$833,055
2023	$8,785.00	$646,900 Land $457,600 Building $189,300

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

Flood

FEMA maps place 19 Hersom St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1978.

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	1 in force
Nearby Flood Claims	1 (1978)
Most Recent Claim	Feb 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

The area around 19 Hersom 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	WATERTOWN DEPARTMENT OF PUBLIC WORKS serves 35,985 people · EPA ID MA3314000
Water Source	Purchased surface water from MWRA
Last State Inspection	Oct 2025
Lead	1 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 926 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
Astound Broadband Cable	1,500 / 50
Verizon Fiber · Fixed Wireless in parts of the area	980 / 880

May also be available: AT&T, T-Mobile.

Cell Coverage

5G (outdoors only) and 4G LTE

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