346 Bacon St, Waltham, MA 02451 Property Records

Middlesex County and Waltham City property record for 346 Bacon St, Waltham, MA 02451

Property Summary

Property Type	Single Family Home
Details	6 bd · 3 ba · 2,439 sqft · built 1898
Lot Size	0.394 acres (17,184 sqft)
Owner	2 Individual Names on Record
Last Sale	$625,000 (Dec 2009)
Tax Bill	$9,939 (2026)
Deeds & Mortgages	Sep 2019 Line of Credit Oct 2017 Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`WALT M:041 B:009 L:0012`

Property Details

APN / Parcel Number

Primary APN	`WALT M:041 B:009 L:0012`
Alternative APN	`6558`

Interior

Bedrooms	6 Beds
Full Baths	3 Baths
Half Baths	2 Half Baths
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	2,439 sqft Living Area
Gross Area	4,058 sqft
1st Floor Area	1,100 sqft
Basement Area	969 sqft
Unfinished Basement	969 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1898
Effective Year Built	Effective 1984
Architectural Style	Colonial
Exterior Material	Wood Siding
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	17,184 sqft (0.394 acres)

Utilities, Heating & Cooling

Heating System	Steam
Heating Fuel	Gas

Location & Zoning

Account Number	6558
Street Address	346 BACON ST
City	WALTHAM
State	MA
Zip	02451-7516
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	1
Legal Block	9
Legal Lot Number	12
Jurisdiction	WALTHAM MA
Township / Civil Division	WALTHAM
Census Block Group	2
Census Block	2008
Census Tract	368200

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	346 BACON ST, WALTHAM, MA 02451-7516
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Sep 5, 2019	Deed of Trust, Mortgage · Line of Credit BANK OF AMERICA
Oct 28, 2017	Deed of Trust, Mortgage · Line of Credit BANK OF AMERICA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Dec 15, 2009 · Amount on Record
Deed Sale	Dec 15, 2009 · Amount on Record
Prior Sale	Apr 28, 2006 · Amount on Record
Deed Document Number	2009240037
Deed Book / Page	53999 / 573
Record Updated	Oct 29, 2026

September 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WALTHAM MA
Property Address	346 BACON ST, WALTHAM, MA 02451-7516
Document Number	73277-575
Instrument Date	Sep 5, 2019
Transaction Type	Mortgage
Record Updated	Oct 2, 2019
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	346 BACON ST WALTHAM MA 024517516, WALTHAM, MA 02451-7516

Mortgage

Document Number	73277-575
Date	Sep 13, 2019
Book Page	073277/000575
Instrument	139374

Lender

Name	BANK OF AMERICA
Type	Bank

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	Sep 12, 2049

Interest

Rate Type	Adjustable Rate

October 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WALTHAM MA
Property Address	346 BACON ST, WALTHAM, MA 02451-7516
Document Number	70196-348
Instrument Date	Oct 28, 2017
Transaction Type	Mortgage
Record Updated	Aug 28, 2018

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	70196-348
Date	Nov 7, 2017
Book Page	070196/000348
Instrument	974

Lender

Name	BANK OF AMERICA
Type	Bank

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	Nov 6, 2047

Interest

Rate Type	Adjustable Rate

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	$9,939.00 (+7.7%)	$963,100 (+2.49%) Land $477,500 Building $485,600	$1,137,833 (+16.68%)
2025	$9,228.00 (+2.51%)	$939,700 (+0.63%) Land $476,600 Building $463,100	$975,175 (-13.32%)
2024	$9,002.00 (+1.33%)	$933,800 (+8.47%) Land $476,600 Building $457,200	$1,125,085
2023	$8,884.00	$860,900 Land $434,100 Building $426,800

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
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	7 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

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 98% of the US · lower than 96% of Massachusetts
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond 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 108 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

May also be available: T-Mobile.

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