390 Washington St, Dedham, MA 02026 Property Records

Norfolk County and Dedham Town property record for 390 Washington St, Dedham, MA 02026

Property Summary

Property Type	Office Building
Details	2 ba · 2,974 sqft · built 1956
Lot Size	0.123 acres (5,351 sqft)
Owner	Company Name on Record
Last Sale	$1,275,000 (Nov 2022)
Tax Bill	$31,888 (2026)
Deeds & Mortgages	Nov 2022 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`DEDH M:0108 L:0068`

Property Details

APN / Parcel Number

Primary APN	`DEDH M:0108 L:0068`

Interior

Full Baths	2 Baths
Units	2 Units
Stories	1 Story
Building Area	2,974 sqft Total Area
Gross Area	6,033 sqft
1st Floor Area	2,974 sqft
Basement Area	2,974 sqft
Unfinished Basement	1,462 sqft

Exterior

Year Built	Built 1956
Effective Year Built	Effective 1956
Architectural Style	High Rise
Exterior Material	Brick
Construction Type	Masonry / Concrete Block
Roof Type	Flat
Roof Material	Tar & Gravel
Lot Area	5,351 sqft (0.123 acres)
Deck Area	Deck Area

Utilities, Heating & Cooling

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

Location & Zoning

Street Address	390 WASHINGTON ST
City	DEDHAM
State	MA
Zip	02026-4431
Property Category	Commercial
Property Type	Commercial > Office > Office Building
Local Zoning Code	GB
Legal Lot Number	68
Jurisdiction	DEDHAM MA
Township / Civil Division	DEDHAM
Census Block Group	1
Census Block	1011
Census Tract	402500

Owner

Source: Norfolk County and Dedham Town 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	601 HIGH ST, 204, DEDHAM, MA 02026-1854
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Nov 29, 2022 · Amount on Record
Deed Sale	Nov 29, 2022 · Amount on Record
Deed Book / Page	40943 / 327
Record Updated	Oct 29, 2026

November 2022: Deed, Transfer

Document Type	Deed
Jurisdiction	DEDHAM MA
Recording Date	Nov 29, 2022
Property Address	390 WASHINGTON ST, DEDHAM, MA 02026-4431
Document Number	040943-327
Book / Page	40943 / 327
Instrument Date	Nov 29, 2022
Instrument	100541
Transaction Type	Transfer
Record Updated	Nov 20, 2025

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	601 HIGH ST STE 204, 204, DEDHAM, MA 02026-1854

Mortgage

Document Number	0000100543
Date	Nov 29, 2022
Instrument	100543

Lender

Name	DEDHAM INSTITUTION FOR SAVINGS
Type	Funding / Finance Company

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount Recorded

Tax Assessment & Valuation

Source: Norfolk County and Dedham Town assessment roll, as of April 14, 2026

Property Jurisdictions

Type	Name
State	Massachusetts
County	Norfolk County
County Subdivision	Dedham Town
Unified School District	Dedham School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026	$31,888.00 (+2.78%)	$1,250,000 (+5.56%) Land $521,300 Building $728,700
2025	$31,026.00 (+26.93%)	$1,184,200 (+25.38%) Land $504,500 Building $679,700
2024	$24,444.00 (+4.64%)	$944,500 (+7.35%) Land $481,800 Building $462,700
2023	$23,359.00	$879,800 Land $438,900 Building $440,900

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

Flood

Source: FEMA National Flood Hazard Layer, effective May 26, 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	7 in force
Nearby Flood Claims	7 (1978–2018)
Claims Outside the SFHA	2 of 7
Most Recent Claim	Aug 2018 · other causes
Claims by Event	Severe Storms And Flooding, Mar 2010 · 3 claims

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	DEDHAM WESTWOOD WATER DIST. serves 41,630 people · EPA ID MA3073000
Water Source	Purchased surface water from MWRA
Last State Inspection	Apr 2025
Lead	2 ppb (2025) action level 15 ppb

Violations Reported to EPA

Water Quality	Total trihalomethanes resolved · Oct 2021
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 336 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
Netafy Fixed Wireless	150 / 150
T-Mobile Fixed Wireless	100 / 20