49 Hersom St, Watertown, MA 02472 Property Records

Middlesex County and Watertown City property record for 49 Hersom St, Watertown, MA 02472

Property Summary

Property Type	Condominium
Details	2 bd · 1.5 ba · 1,131 sqft · built 1928
Lot Size	0.092 acres (4,000 sqft)
Owner	Individual Name on Record
Last Sale	$525,000 (Aug 2022)
Tax Bill	$6,594 (2026)
Deeds & Mortgages	Aug 2022 Sale & Mortgage Nov 2019 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`31740-02`

Property Details

APN / Parcel Number

Primary APN	`31740-02`
Alternative APNs	`WATE M:0608 B:0017 L:0326` `7923`

Interior

Bedrooms	2 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,131 sqft Living Area
Basement Area	1,140 sqft
Unfinished Basement	1,140 sqft

Exterior

Year Built	Built 1928
Effective Year Built	Effective 1928
Architectural Style	Condo/Apartment
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	4,000 sqft (0.092 acres)

Utilities, Heating & Cooling

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

Location & Zoning

Account Number	7923
Street Address	49 HERSOM ST
City	WATERTOWN
State	MA
Zip	02472-1610
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Condominium
Local Zoning Code	T
Legal Block	17
Legal Lot Number	326
Jurisdiction	WATERTOWN MA
Township / Civil Division	WATERTOWN TOWN
Census Block Group	3
Census Block	3004
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	47 HERSOM ST, 49, WATERTOWN, MA 02472-1610
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Aug 5, 2022	Quit Claim Deed, Transfer · Stand-Alone First Mortgage MORTGAGE NETWORK INC
Nov 20, 2019	Condominium Deed, Transfer · Stand-Alone First Mortgage CITIBANK NA

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 5, 2022 · Amount on Record
Deed Sale	Aug 5, 2022 · Amount on Record
Prior Sale	Nov 20, 2019 · Amount on Record
Deed Book / Page	80542 / 275
Record Updated	Oct 29, 2026

August 2022: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	WATERTOWN MA
Recording Date	Aug 5, 2022
Property Address	49 HERSOM ST, WATERTOWN, MA 02472-1610
Document Number	080542-275
Book / Page	80542 / 275
Instrument Date	Aug 5, 2022
Instrument	120452
Transaction Type	Transfer
Record Updated	Aug 19, 2022

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
Address	47 HERSOM ST # 49-49, 49-49, WATERTOWN, MA 02472-1610

Mortgage

Document Number	0000120453
Date	Aug 5, 2022
Instrument	120453

Lender

Name	MORTGAGE NETWORK INC
Type	Mortgage Company

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate
Rate	4.63%
Type Change Date	Sep 1, 2032
Max Rate At Change	2.75%
Index	1-Year CMT

November 2019: Condominium Deed, Transfer

Document Type	Condominium Deed
Jurisdiction	WATERTOWN MA
Recording Date	Nov 20, 2019
Property Address	49 HERSOM ST, WATERTOWN, MA 02472-1610
Document Number	73686-346
Book / Page	73686 / 346
Instrument Date	Nov 18, 2019
Instrument	182548
Transaction Type	Transfer
Record Updated	May 12, 2021

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
Address	47 HERSOM ST # 49-49, 49-49, WATERTOWN, MA 02472-1610

Mortgage

Document Number	182549
Date	Nov 20, 2019
Instrument	182549

Lender

Name	CITIBANK NA
Type	Bank

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate
Type Change Date	Dec 1, 2026

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	$6,594.00 (+4.45%)	$540,500 (-) Building $540,500	$615,600 (-)
2025	$6,313.00 (+2.97%)	$540,500 (+3.15%) Building $540,500	$615,600 (+5.52%)
2024	$6,131.00 (-6.02%)	$524,000 (+9.08%) Building $524,000	$583,395
2023	$6,524.00	$480,400 Building $480,400

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

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