23 Barton St, Waltham, MA 02453 Property Records

Middlesex County and Waltham City property record for 23 Barton St, Waltham, MA 02453

Property Summary

Property Type	Duplex
Details	6 bd · 3.5 ba · 4,567 sqft · built 1895
Lot Size	0.084 acres (3,659 sqft)
Owner	2 Individual Names on Record
Last Sale	$535,000 (Sep 2014)
Tax Bill	$10,761 (2026)
Deeds & Mortgages	Jul 2020 Refinance
Flood Zone	Zone X (minimal risk)
APN	`WALT M:061 B:011 L:0011`

Property Details

APN / Parcel Number

Primary APN	`WALT M:061 B:011 L:0011`
Alternative APN	`7156`

Interior

Bedrooms	6 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Units	2 Units
Stories	3 Stories
Building Area	4,567 sqft Living Area
Gross Area	5,503 sqft
Basement Area	1,242 sqft
Finished Basement	1,242 sqft
Unfinished Basement	1,242 sqft

Exterior

Year Built	Built 1895
Effective Year Built	Effective 1895
Architectural Style	Duplex Single
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	3,659 sqft (0.084 acres)

Utilities, Heating & Cooling

Heating System	Steam
Heating Fuel	Gas

Location & Zoning

Account Number	7156
Street Address	23 BARTON ST
City	WALTHAM
State	MA
Zip	02453-6052
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	1
Legal Block	11
Legal Lot Number	11
Jurisdiction	WALTHAM MA
Township / Civil Division	WALTHAM
Census Block Group	4
Census Block	4003
Census Tract	368800

Owner

Source: Middlesex County and Waltham 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	23 BARTON ST, WALTHAM, MA 02453-6052
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Sep 8, 2014 · Amount on Record
Deed Sale	Sep 8, 2014 · Amount on Record
Prior Sale	Jun 1, 2007 · Amount on Record
Deed Book / Page	64198 / 188
Transfer Doc	064198-188
Record Updated	Oct 29, 2026

July 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WALTHAM MA
Property Address	23 BARTON ST, WALTHAM, MA 02453-6052
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	75233-116
Date	Jul 29, 2020
Book Page	75233/116
Instrument	124441

Lender

Name	POLI MORTGAGE GROUP INC
Type	Mortgage Company

Agreement

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

Tax Assessment & Valuation

Source: Middlesex County and Waltham City assessment roll, as of April 14, 2026

Property Jurisdictions

Type	Name
State	Massachusetts
County	Middlesex County
Municipality	Waltham City
Unified School District	Waltham School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$10,761.00 (+0.76%)	$1,042,700 (-4.13%) Land $356,800 Building $685,900	$1,173,836
2025	$10,680.00 (+9.85%)	$1,087,600 (+7.84%) Land $325,200 Building $762,400
2024	$9,722.00 (+3.27%)	$1,008,500 (+10.56%) Land $323,100 Building $685,400
2023	$9,414.00	$912,200 Land $309,700 Building $602,500

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	WALTHAM WATER DEPARTMENT serves 65,218 people · EPA ID MA3308000
Water Source	Purchased surface water from MWRA
Last State Inspection	Jun 2024
Lead	2 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	1 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 435 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
Astound Broadband Cable	1,500 / 50
AT&T Fixed Wireless	100 / 20