26 Hersom St, Watertown, MA 02472 Property Records

Middlesex County and Watertown City property record for 26 Hersom St, Watertown, MA 02472

Property Summary

Property Type	Single Family Home
Details	3 bd · 1.5 ba · 1,267 sqft · built 1925
Lot Size	0.09 acres (3,920 sqft)
Owner	Individual Name on Record
Last Sale	$620,000 (May 2016)
Tax Bill	$10,258 (2026)
Deeds & Mortgages	Nov 2020 Refinance Apr 2019 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`31630-14`

Property Details

APN / Parcel Number

Primary APN	`31630-14`
Alternative APNs	`WATE M:0609 B:0034 L:0342` `7970`

Interior

Bedrooms	3 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	1,267 sqft Living Area
Gross Area	2,286 sqft
Basement Area	664 sqft
Unfinished Basement	664 sqft

Exterior

Year Built	Built 1925
Effective Year Built	Effective 1925
Architectural Style	Conventional
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	3,920 sqft (0.09 acres)

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Oil

Location & Zoning

Account Number	7970
Street Address	26 HERSOM ST
City	WATERTOWN
State	MA
Zip	02472-1611
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	T
Legal Block	34
Legal Lot Number	342
Jurisdiction	WATERTOWN MA
Township / Civil Division	WATERTOWN TOWN
Census Block Group	3
Census Block	3005
Census Tract	370101

Owner

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

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

Owner of Record	Individual Name on Record
Mailing Address	26 HERSOM ST, WATERTOWN, MA 02472-1611
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Nov 30, 2020	Deed of Trust, Mortgage · Stand-Alone Refinance WATERMARK CAPITAL INC
Apr 19, 2019	Deed of Trust, Mortgage · Conventional Mortgage WATERMARK CAP

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	May 19, 2016 · Amount on Record
Deed Sale	May 19, 2016 · Amount on Record
Prior Sale	Jul 3, 2012 · Amount on Record
Deed Book / Page	67280 / 585
Transfer Doc	067280-585
Record Updated	Oct 29, 2026

November 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WATERTOWN MA
Property Address	26 HERSOM ST, WATERTOWN, MA 02472-1611
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	76298-309
Date	Nov 30, 2020
Book Page	76298/309
Instrument	225872

Lender

Name	WATERMARK CAPITAL INC

Agreement

Type	Stand-Alone Refinance
Amount	Amount Recorded
Term	181 Months
Due	Dec 1, 2035

April 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WATERTOWN MA
Property Address	26 HERSOM ST, WATERTOWN, MA 02472-1611
Document Number	72519-498
Instrument Date	Apr 19, 2019
Transaction Type	Mortgage
Record Updated	May 14, 2019
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	26 HERSOM ST WATERTOWN MA 024721611, WATERTOWN, MA 02472-1611

Mortgage

Document Number	72519-498
Date	Apr 29, 2019
Book Page	072519/000498
Instrument	53484

Lender

Name	WATERMARK CAP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Apr 28, 2049

Tax Assessment & Valuation

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	$10,258.00 (+5.84%)	$840,800 (+1.33%) Land $508,300 Building $332,500	$881,030 (-)
2025	$9,692.00 (+4.77%)	$829,800 (+4.94%) Land $508,300 Building $321,500	$881,030 (-1.3%)
2024	$9,251.00 (-9.45%)	$790,700 (+5.1%) Land $480,400 Building $310,300	$892,620
2023	$10,216.00	$752,300 Land $459,600 Building $292,700

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
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

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

Nearby Properties on Hersom St

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures