507 Main St, Watertown, MA 02472 Property Records

Middlesex County and Watertown City property record for 507 Main St, Watertown, MA 02472

Property Summary

Property Type	Condominium
Details	3 bd · 2 ba · 1,229 sqft · built 1900
Lot Size	0.11 acres (4,792 sqft)
Owner	2 Individual Names on Record
Last Sale	$780,000 (Apr 2020)
Tax Bill	$9,494 (2026)
Deeds & Mortgages	Jan 2021 Refinance
Flood Zone	Zone X (minimal risk)
APN	`32980-28`

Property Details

APN / Parcel Number

Primary APN	`32980-28`
Alternative APNs	`WATE M:0603 B:0003 L:76507` `11117`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	1,229 sqft Living Area
Gross Area	1,879 sqft
Basement Area	650 sqft
Unfinished Basement	650 sqft

Exterior

Year Built	Built 1900
Effective Year Built	Effective 2010
Architectural Style	Condo/Apartment
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Hip
Roof Material	Asphalt
Lot Area	4,792 sqft (0.11 acres)

Utilities, Heating & Cooling

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

Location & Zoning

Account Number	11117
Street Address	507 MAIN ST
City	WATERTOWN
State	MA
Zip	02472-2218
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Condominium
Local Zoning Code	S-6
Legal Block	3
Legal Lot Number	76507
Jurisdiction	WATERTOWN MA
Township / Civil Division	WATERTOWN TOWN
Census Block Group	3
Census Block	3015
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	2 Individual Names on Record
Mailing Address	507 MAIN ST, WATERTOWN, MA 02472-2218
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 24, 2020 · Amount on Record
Deed Sale	Apr 24, 2020 · Amount on Record
Prior Sale	Apr 3, 2020 · Amount on Record
Deed Document Number	202061027
Deed Book / Page	74536 / 355
Last Transfer Date	Jan 8, 2021
Transfer Doc	0000008462
Record Updated	Oct 29, 2026

January 2021: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	WATERTOWN MA
Recording Date	Jan 13, 2021
Property Address	507 MAIN ST, WATERTOWN, MA 02472-2218
Document Number	076687-211
Book / Page	76687 / 211
Instrument Date	Jan 8, 2021
Instrument	8462
Transaction Type	Transfer
Record Updated	Nov 20, 2025

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants by the Entirety
Address	507 MAIN ST # 507, 507, WATERTOWN, MA 02472-2218

Mortgage

Document Number	076687-214
Date	Jan 13, 2021
Book Page	76687/214
Instrument	8463

Lender

Name	GUARANTEED RATE INC
Type	Non-Lending Institution

Agreement

Type	Stand-Alone Refinance
Amount	Amount Recorded
Term	361 Months
Due	Feb 1, 2051

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	$9,494.00 (+4.46%)	$778,200 (-) Building $778,200	$766,555 (-)
2025	$9,089.00 (+1.96%)	$778,200 (+2.14%) Building $778,200	$766,555 (+16.62%)
2024	$8,914.00 (-6.34%)	$761,900 (+8.72%) Building $761,900	$657,305
2023	$9,517.00	$700,800 Building $700,800

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.

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