150 School St, Watertown, MA 02472 Property Records

Middlesex County and Watertown City property record for 150 School St, Watertown, MA 02472

Property Summary

Property Type	Duplex
Details	6 bd · 2 ba · 2,518 sqft · built 1913
Lot Size	0.131 acres (5,695 sqft)
Owner	2 Individual Names on Record
Tax Bill	$10,603 (2026)
Flood Zone	Zone X (minimal risk)
APN	`47250-21`

Property Details

APN / Parcel Number

Primary APN	`47250-21`
Alternative APNs	`WATE M:1027 B:0021 L:0171` `681`

Interior

Bedrooms	6 Beds
Full Baths	2 Baths
Total Rooms	12 Rooms
Units	2 Units
Stories	2 Stories
Building Area	2,518 sqft Living Area
Gross Area	6,253 sqft
Basement Area	1,259 sqft
Unfinished Basement	1,259 sqft

Exterior

Year Built	Built 1913
Effective Year Built	Effective 1913
Architectural Style	Other
Exterior Material	Stucco
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	5,695 sqft (0.131 acres)

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Gas

Location & Zoning

Account Number	681
Street Address	150 SCHOOL ST
City	WATERTOWN
State	MA
Zip	02472-4149
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	T
Legal Block	21
Legal Lot Number	171
Jurisdiction	WATERTOWN MA
Township / Civil Division	WATERTOWN TOWN
Census Block Group	1
Census Block	1000
Census Tract	370401

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	2 Individual Names on Record
Mailing Address	150 SCHOOL ST, WATERTOWN, MA 02472-4149
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Record Updated	Oct 29, 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	$10,603.00 (+7.71%)	$869,100 (+3.12%) Land $399,200 Building $469,900	$967,903
2025	$9,844.00 (+10.1%)	$842,800 (+10.29%) Land $399,200 Building $443,600
2024	$8,941.00 (-12.5%)	$764,200 (+1.57%) Land $387,200 Building $377,000
2023	$10,218.00	$752,400 Land $379,800 Building $372,600

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

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; 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 618 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 Fixed Wireless · Fiber in parts of the area	300 / 20
T-Mobile Fixed Wireless	100 / 20