30 Walker St, Cambridge, MA 02138 Property Records

Middlesex County and Cambridge City property record for 30 Walker St, Cambridge, MA 02138

Property Summary

Property Type	Single Family Home
Details	5 bd · 3 ba · 2,309 sqft · built 1886
Lot Size	0.09 acres (3,939 sqft)
Owner	2 Individual Names on Record
Last Sale	$4,000,000 (May 2025)
Tax Bill	$20,441 (2025)
Deeds & Mortgages	May 2025 Sale Jun 2020 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`214-14`

Property Details

APN / Parcel Number

Primary APN	`214-14`
Alternative APN	`CAMB M:00214 L:00014`

Interior

Bedrooms	5 Beds
Full Baths	3 Baths
Half Baths	2 Half Baths
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	2,309 sqft Living Area
Gross Area	4,121 sqft
1st Floor Area	1,117 sqft
Attic	Attic
Attic Area	704 sqft
Basement Area	1,037 sqft
Unfinished Basement	1,037 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace
Central Vacuum	Central Vacuum

Exterior

Year Built	Built 1886
Effective Year Built	Effective 1886
Architectural Style	Conventional
Exterior Material	Wood Siding
Construction Type	Brick
Roof Type	Gable
Roof Material	Asphalt
Lot Area	3,939 sqft (0.09 acres)
Parking Spaces	1 Parking Space
Deck Area	Deck Area

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air with A/C
Heating Fuel	Gas

Location & Zoning

Street Address	30 WALKER ST
City	CAMBRIDGE
State	MA
Zip	02138-2404
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	B
Legal Lot Number	14
Jurisdiction	CAMBRIDGE MA
Township / Civil Division	CAMBRIDGE
Census Block Group	2
Census Block	2005
Census Tract	354000

Owner

Source: Middlesex County and Cambridge City records, as of July 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	34 PROSPECT ST, ACTON, MA 01720-3621
Owner Type	Individual
Vesting	Tenants by the Entirety

Deeds, Mortgages & Sale History

Date	Document
May 15, 2025	Quit Claim Deed, Transfer
Jun 5, 2020	Deed of Trust, Mortgage · ARM CAMBRIDGE TRUST CO
Oct 31, 2018	Quit Claim Deed, Transfer

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 15, 2025 · Amount on Record
Deed Sale	May 15, 2025 · Amount on Record
Prior Sale	Oct 31, 2018 · Amount on Record
Deed Book / Page	84095 / 147
Prior Transfer Date	May 12, 2025
Prior Transfer Doc	084095-147
Record Updated	Oct 29, 2026

May 2025: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CAMBRIDGE MA
Recording Date	May 15, 2025
Property Address	30 WALKER ST, CAMBRIDGE, MA 02138-2404
Document Number	084095-147
Book / Page	84095 / 147
Instrument Date	May 12, 2025
Instrument	52962
Transaction Type	Transfer
Record Updated	Nov 19, 2025

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	34 PROSPECT ST, ACTON, MA 01720-3621

June 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CAMBRIDGE MA
Property Address	30 WALKER ST, CAMBRIDGE, MA 02138-2404
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	74829-538
Date	Jun 5, 2020
Book Page	74829/538
Instrument	87226

Lender

Name	CAMBRIDGE TRUST CO
Type	Bank

Agreement

Type	ARM
Amount	Amount Recorded
Term	361 Months
Due	Jul 1, 2050

Interest

Rate Type	Adjustable Rate
Rate	3.13%
Type Change Date	Jul 1, 2027
Index	LIBOR

October 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CAMBRIDGE MA
Recording Date	Oct 31, 2018
Property Address	30 WALKER ST, CAMBRIDGE, MA 02138-2404
Document Number	71823-598
Book / Page	071823 / 000598
Instrument Date	Oct 11, 2018
Instrument	167808
Transaction Type	Transfer
Record Updated	Nov 22, 2018

Transaction

Amount	Amount Recorded
Tax	$15,846.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	30 WALKER ST CAMBRIDGE MA 021382404, CAMBRIDGE, MA 02138-2404

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$20,441.00 (+7.79%)	$3,219,000 (+0.49%) Land $1,436,300 Building $1,782,700	$3,771,025 (-15.27%)
2024	$18,964.00 (+7.86%)	$3,203,400 (+6.77%) Land $1,496,900 Building $1,706,500	$4,450,560
2023	$17,582.00	$3,000,400 Land $1,525,400 Building $1,475,000

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
Community Rating System	Class 9 (5% premium discount)
Nearby Flood Policies	1 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	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	CAMBRIDGE WATER DEPARTMENT serves 118,214 people · EPA ID MA3049000
Water Source	Surface water
Last State Inspection	Jun 2023
Lead	8 ppb (2021–2023) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None 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 782 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
Verizon Fixed Wireless	1,000 / 75
AT&T Fixed Wireless	100 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Astound Broadband, Starry.

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