240 River St, Waltham, MA 02453 Property Records

Middlesex County and Waltham City property record for 240 River St, Waltham, MA 02453 · Last verified April 2026

Property Highlights

Property Type	Residential > Multi-Unit > Duplex
Bedrooms	6 Beds
Bathrooms	4.5 Baths
Architecture Style	Duplex Single
Year Built	Built 1920
Square Footage	2,068 sqft Living Area
Lot Size	3,101 sqft (0.071 acres)
Last Sale	$862,500 (2026)
Tax Bill	$7,906.00 (2025)

Owner

Source: Middlesex County and Waltham City records · APN 96265

Assessment roll updated April 14, 2026 · Last verified April 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 File
Mailing Address	5 LORENZO DR, SOUTHBOROUGH, MA 01772-2171
Owner Type	Owner is an Individual, Couple or Unincorporated Entity
Vesting	Tenant By Entirety

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Jan 12, 2026 · Amount on Record
Deed Sale	Jan 12, 2026 · Amount on Record
Deed Book / Page	85112 / 302
Record Refreshed	Jun 08, 2026

January 2026: Quit Claim Arm's Length for NE States, Transfer

Document Type	Quit Claim Arm's Length for NE States
Jurisdiction	WALTHAM MA
Recording Date	Jan 12, 2026
Property Address	240 RIVER ST, WALTHAM, MA 02453-6035
Document Number	085112-302
Book / Page	85112 / 302
Instrument Date	Jan 12, 2026
Instrument	3644
Transaction Type	Transfer
Record Updated	Mar 13, 2026

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arms Length Transaction

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenant By Entirety
Address	5 LORENZO DR, SOUTHBOROUGH, MA 01772-2171

Mortgage

Document Number	0000003645
Date	Jan 12, 2026
Instrument	3645

Lender

Name	MIDDLESEX SAVINGS BANK
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	481 Months
Due	Feb 01, 2066

Interest

Rate Type	Adjustable Rate
Rate	5.63%
Type Change Date	Feb 01, 2031
Index	3-Year CMT

Tax Assessment & Valuation

Source: Middlesex County and Waltham City records · Assessment roll updated April 14, 2026 · Last verified April 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

Assessed value is set for property tax purposes and is not a market price estimate.

Year	Tax Bill	Assessed Value
2025	$7,906.00 (+8.35%)	$805,100 (+6.37%) Land $321,700 Building $483,400
2024	$7,297.00 (+7.99%)	$756,900 (+15.61%) Land $321,700 Building $435,200
2023	$6,757.00	$654,700 Land $291,900 Building $362,800

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Middlesex County (25017C), updated September 10, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified: October 2026

Flood

FEMA Flood Zone	Zone X
Flood Hazard	Minimal
500-Year Floodplain	No
Special Flood Hazard Area	No
Nearest Special Flood Hazard Area	Zone AE, within 100 ft

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Property Details

APN / Parcel Number

Primary APN	`96265`
Alternative APN	`WALT M:070 B:012 L:0002`

Interior

Bedrooms	6 Beds
Full Baths	4.5 Baths
Partial Baths	3 Partial Baths
Total Rooms	10 Rooms
Units	2 Units
Building Area	2,068 sqft Living Area
Gross Area	3,730 sqft Gross Area
Basement Area	931 sqft Basement
Unfinished Basement	931 sqft Unfinished
Stories	2 Stories
Fireplace	Fireplace
Fireplaces	1 Fireplaces

Exterior

Year Built	Built 1920
Effective Year Built	Effective 1920
Architectural Style	Duplex Single Style
Exterior Material	Aluminum/Vinyl Exterior
Construction Type	Frame Construction
Roof Construction	Gable Roof Construction
Roof Material	Asphalt Roof
Lot Area	3,101 sqft (0.071 acres)
Deck Area	Deck Area

Utilities and HVAC

Heating System	Steam Heating
Heating Fuel	Oil Heating Fuel

Location & Zoning

Account Number	96265
Street Address	240 RIVER ST
City	WALTHAM
State	MA
Zip	02453-6035
Property Usage	Residential Property Usage
Type	Residential > Multi-Unit > Duplex
Legal Subdivision	EDNA D PINEAU
Legal Block	12
Legal Lot Number	2
Jurisdiction	WALTHAM MA
Minor Civil Division	WALTHAM
Census Blockgroup	2
Census Block	2004
Census Tract	368800