66 Langdon Ave, Watertown, MA 02472 Property Records

Middlesex County and Watertown City property record for 66 Langdon Ave, Watertown, MA 02472

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,566 sqft · built 1927
Lot Size	0.1 acres (4,370 sqft)
Owner	Trust Name on File
Last Sale	$880,000 (Apr 2023)
Tax Bill	$10,393 (2026)
Deeds & Mortgages	Mar 2026 Mortgage Sep 2023 Refinance + 3 more
Flood Zone	Zone X (minimal risk)
APN	`54490-05`

Property Details

APN / Parcel Number

Primary APN	`54490-05`
Alternative APNs	`WATE M:1135 B:0020 L:0102` `1946`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	1,566 sqft Living Area
Gross Area	2,538 sqft
Basement Area	675 sqft
Unfinished Basement	675 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1927
Effective Year Built	Effective 1927
Architectural Style	Colonial
Exterior Material	Wood Siding
Construction Type	Frame
Roof Type	Hip
Roof Material	Asphalt
Lot Area	4,370 sqft (0.1 acres)
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Heating System	Steam
Heating Fuel	Oil

Location & Zoning

Account Number	1946
Street Address	66 LANGDON AVE
City	WATERTOWN
State	MA
Zip	02472-1404
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	S-6
Legal Block	20
Legal Lot Number	102
Jurisdiction	WATERTOWN MA
Township / Civil Division	WATERTOWN TOWN
Census Block Group	2
Census Block	2005
Census Tract	370201

Owner

66 Langdon Ave is owner-occupied and held in a trust since April 2023.

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

Owner of Record	Trust Name on File
Mailing Address	66 LANGDON AVE, WATERTOWN, MA 02472-1404
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	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
Mar 3, 2026	Deed of Trust, Mortgage GUARANTEED RATE INC
Sep 13, 2023	Deed of Trust, Mortgage · Stand-Alone Refinance HOMEFIELD CREDIT UNION
Apr 25, 2023	Quit Claim Deed, Transfer · Stand-Alone First Mortgage GUARANTEED RATE INC
May 21, 2018	Quit Claim Deed, Transfer
May 21, 2018	Quit Claim Deed, Transfer Quitclaim

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Apr 25, 2023 · Amount on File
Deed Sale	Apr 25, 2023 · Amount on File
Prior Sale	May 21, 2018
Deed Document Number	202341345
Deed Book / Page	81460 / 123
Record Updated	Oct 29, 2026

March 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WATERTOWN MA
Property Address	66 LANGDON AVE, WATERTOWN, MA 02472-1404
Transaction Type	Mortgage
Record Updated	Mar 25, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	085294-536
Date	Mar 3, 2026
Book Page	85294/536
Instrument	23157

Lender

Name	GUARANTEED RATE INC
Type	Non-Lending Institution

Agreement

Amount	Amount on Record
Term	361 Months
Due	Apr 1, 2056

September 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WATERTOWN MA
Property Address	66 LANGDON AVE, WATERTOWN, MA 02472-1404
Transaction Type	Mortgage
Record Updated	Nov 20, 2025

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	081988-466
Date	Sep 13, 2023
Book Page	81988/466
Instrument	103105

Lender

Name	HOMEFIELD CREDIT UNION

Agreement

Type	Stand-Alone Refinance
Amount	Amount on Record

April 2023: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	WATERTOWN MA
Recording Date	Apr 25, 2023
Property Address	66 LANGDON AVE, WATERTOWN, MA 02472-1404
Document Number	081460-123
Book / Page	81460 / 123
Instrument Date	Apr 25, 2023
Instrument	41345
Transaction Type	Transfer
Record Updated	Nov 20, 2025

Transaction

Amount	Amount on Record
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	66 LANGDON AVE, WATERTOWN, MA 02472-1404

Mortgage

Document Number	0000041346
Date	Apr 25, 2023
Instrument	41346

Lender

Name	GUARANTEED RATE INC
Type	Non-Lending Institution

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount on Record

May 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	WATERTOWN MA
Recording Date	May 21, 2018
Property Address	66 LANGDON AVE, WATERTOWN, MA 02472-1404
Document Number	71033-31
Book / Page	071033 / 000031
Instrument Date	May 18, 2018
Instrument	70630
Transaction Type	Transfer
Record Updated	Jun 13, 2018

Transaction

Tax	$0.00
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Trust
Address	66 LANGDON AVE WATERTOWN MA 024721404, WATERTOWN, MA 02472-1404

May 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	WATERTOWN MA
Recording Date	May 21, 2018
Property Address	66 LANGDON AVE, WATERTOWN, MA 02472-1404
Document Number	71033-29
Book / Page	071033 / 000029
Instrument Date	May 18, 2018
Instrument	70629
Transaction Type	Transfer
Record Updated	Jun 13, 2018

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	66 LANGDON AVE WATERTOWN MA 024721404, WATERTOWN, MA 02472-1404

Tax Assessment & Valuation

The 2026 property tax bill for 66 Langdon Ave was $10,393, up 6.2% 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	$10,393.00 (+6.16%)	$851,900 (+1.63%) Land $508,800 Building $343,100	$985,530 (-)
2025	$9,790.00 (+0.01%)	$838,200 (+0.18%) Land $508,800 Building $329,400	$985,530 (+5.8%)
2024	$9,789.00 (-6.61%)	$836,700 (+8.39%) Land $492,100 Building $344,600	$931,475
2023	$10,482.00	$771,900 Land $464,000 Building $307,900

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

Flood

FEMA maps place 66 Langdon Ave in Zone X, an area of minimal flood risk.

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

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 66 Langdon Ave 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 1,030 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300
Xfinity Cable	2,000 / 2,000
T-Mobile Fixed Wireless	100 / 20

May also be available: Astound Broadband, AT&T, Starry.

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