23 Vesper St, Waltham, MA 02451 Property Records

Middlesex County and Waltham City property record for 23 Vesper St, Waltham, MA 02451

Property Summary

Property Type	Single Family Home
Details	3 bd · 3 ba · 2,900 sqft · built 1981
Lot Size	0.42 acres (18,304 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,010,000 (Nov 2022)
Tax Bill	$10,429 (2026)
Deeds & Mortgages	Nov 2022 Sale Jun 2019 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`117242`

Property Details

APN / Parcel Number

Primary APN	`117242`
Alternative APN	`WALT M:002 B:001 L:0015`

Interior

Bedrooms	3 Beds
Full Baths	3 Baths
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	2,900 sqft Living Area
Gross Area	3,334 sqft
Basement Area	832 sqft
Finished Basement	832 sqft
Unfinished Basement	832 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1981
Effective Year Built	Effective 1981
Architectural Style	Raised Ranch
Exterior Material	Wood Siding
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	18,304 sqft (0.42 acres)
Garage Type	Basement
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Oil

Location & Zoning

Account Number	117242
Street Address	23 VESPER ST
City	WALTHAM
State	MA
Zip	02451-7317
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	1
Legal Block	1
Legal Lot Number	15
Jurisdiction	WALTHAM MA
Township / Civil Division	WALTHAM
Census Block Group	2
Census Block	2001
Census Tract	368102

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 VESPER ST, WALTHAM, MA 02451-7317
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Husband and Wife

Deeds, Mortgages & Sale History

Date	Document
Nov 15, 2022	Quit Claim Deed, Transfer
Jun 24, 2019	Deed of Trust, Mortgage · ARM MIDDLESEX FSLA
Apr 2, 2018	Deed of Trust, Mortgage · Line of Credit CITIZENS BK/RI

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 15, 2022 · Amount on Record
Deed Sale	Nov 15, 2022 · Amount on Record
Prior Sale	Jul 21, 2005 · Amount on Record
Deed Document Number	2022168349
Deed Book / Page	80947 / 25
Prior Transfer Date	Nov 11, 2022
Prior Transfer Doc	0080947-25
Record Updated	Oct 29, 2026

November 2022: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	WALTHAM MA
Recording Date	Nov 15, 2022
Property Address	23 VESPER ST, WALTHAM, MA 02451-7317
Document Number	0080947-25
Book / Page	80947 / 25
Instrument Date	Nov 11, 2022
Instrument	168349
Transaction Type	Transfer
Record Updated	Dec 2, 2022

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
Relationship	Tenants by the Entirety
Address	23 VESPER ST, WALTHAM, MA 02451-7317

June 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WALTHAM MA
Property Address	23 VESPER ST, WALTHAM, MA 02451-7317
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	72812-347
Date	Jun 24, 2019
Book Page	72812/347
Instrument	87044

Lender

Name	MIDDLESEX FSLA
Type	Lending Institution

Agreement

Type	ARM
Amount	Amount Recorded
Term	361 Months
Due	Jul 1, 2049

Interest

Rate Type	Adjustable Rate
Type Change Date	Jul 1, 2024

April 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WALTHAM MA
Property Address	23 VESPER ST, WALTHAM, MA 02451-7317
Document Number	70874-340
Instrument Date	Apr 2, 2018
Transaction Type	Mortgage
Record Updated	May 8, 2018

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	70874-340
Date	Apr 17, 2018
Book Page	070874/000340
Instrument	51327

Lender

Name	CITIZENS BK/RI
Type	Bank

Agreement

Type	Line of Credit
Amount	Amount Recorded

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	$10,429.00 (+6.54%)	$1,010,600 (+1.38%) Land $537,100 Building $473,500	$1,011,519 (-13.48%)
2025	$9,789.00 (+5.24%)	$996,800 (+3.31%) Land $512,000 Building $484,800	$1,169,165 (+5.19%)
2024	$9,302.00 (+0.68%)	$964,900 (+7.77%) Land $487,900 Building $477,000	$1,111,500
2023	$9,239.00	$895,300 Land $444,400 Building $450,900

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
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	8 in force
Nearby Flood Claims	1 (1978)
Most Recent Claim	Feb 1978 · tidal / storm surge

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 80% of the US · above 57% of Massachusetts
Wildfire Likelihood	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 192 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
Astound Broadband Cable	1,500 / 50
Verizon Fiber · Fixed Wireless in parts of the area	980 / 880

May also be available: T-Mobile.

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