121 Ash St, Waltham, MA 02453 Property Records

Middlesex County and Waltham City property record for 121 Ash St, Waltham, MA 02453

Property Summary

Property Type	Apartments (5+ Units)
Details	9 bd · 9 ba · 4,208 sqft · built 1900
Lot Size	0.204 acres (8,869 sqft)
Owner	Company Name on Record
Last Sale	$3,075,000 (Jul 2025)
Tax Bill	$20,294 (2026)
Deeds & Mortgages	Jul 2025 Mortgage Jul 2025 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`WALT M:069 B:046 L:0003`

Property Details

APN / Parcel Number

Primary APN	`WALT M:069 B:046 L:0003`
Alternative APN	`4140`

Interior

Bedrooms	9 Beds
Full Baths	9 Baths
Total Rooms	17 Rooms
Units	9 Units
Stories	2 Stories
Building Area	4,208 sqft Living Area
Gross Area	5,049 sqft
Basement Area	1,683 sqft
Unfinished Basement	842 sqft

Exterior

Year Built	Built 1900
Effective Year Built	Effective 1900
Architectural Style	Condo/Apartment
Exterior Material	Brick
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	8,869 sqft (0.204 acres)

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Hot Water
Heating Fuel	Gas

Location & Zoning

Account Number	4140
Street Address	121 ASH ST
City	WALTHAM
State	MA
Zip	02453-5113
Property Category	Residential
Property Type	Residential > Multi-Unit > Apartments (5+ Units)
Legal Block	46
Legal Lot Number	3
Jurisdiction	WALTHAM MA
Township / Civil Division	WALTHAM
Census Block Group	5
Census Block	5004
Census Tract	368600

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	Company Name on Record
Mailing Address	1 KITSON PARK DR, LEXINGTON, MA 02421-8109
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Date	Document
Jul 31, 2025	Deed of Trust, Mortgage INSTITUTION FOR SAVINGS NEWBURYPORT
Jul 31, 2025	Quit Claim Deed, Transfer INSTITUTION FOR SAVINGS NEWBURYPORT

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jul 31, 2025 · Amount on Record
Deed Sale	Jul 31, 2025 · Amount on Record
Prior Sale	Oct 8, 2015 · Amount on Record
Deed Book / Page	84435 / 279
Record Updated	Oct 29, 2026

July 2025: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WALTHAM MA
Property Address	121 ASH ST, WALTHAM, MA 02453-5113
Transaction Type	Mortgage
Record Updated	Apr 2, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	084435-300
Date	Jul 31, 2025
Book Page	84435/300
Instrument	90715

Lender

Name	INSTITUTION FOR SAVINGS NEWBURYPORT
Type	Bank

Agreement

Amount	Amount Recorded

July 2025: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	WALTHAM MA
Recording Date	Jul 31, 2025
Property Address	121 ASH ST, WALTHAM, MA 02453-5113
Document Number	084435-279
Book / Page	84435 / 279
Instrument Date	Jul 31, 2025
Instrument	90708
Transaction Type	Transfer
Record Updated	Feb 9, 2026

Transaction

Amount	Amount Recorded
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	1 KITSON PARK DR, LEXINGTON, MA 02421-8109

Mortgage

Document Number	084435-300
Date	Jul 31, 2025
Book Page	84435/300
Instrument	90715

Lender

Name	INSTITUTION FOR SAVINGS NEWBURYPORT
Type	Bank

Agreement

Amount	Amount Recorded

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
2026	$20,294.00 (+12.11%)	$1,966,500 (+6.68%) Land $990,000 Building $976,500
2025	$18,102.00 (+15.89%)	$1,843,400 (+13.77%) Land $922,500 Building $920,900
2024	$15,620.00 (+7.41%)	$1,620,300 (+14.98%) Land $837,000 Building $783,300
2023	$14,543.00	$1,409,200 Land $760,500 Building $648,700

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

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 812 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 · Fiber in parts of the area	1,500 / 50
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T.

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