21 Mill St, Edgartown, MA 02539 Property Records

Dukes County and Edgartown Town property record for 21 Mill St, Edgartown, MA 02539

Property Summary

Property Type	Single Family Home
Details	4 bd · 1 ba · 1,301 sqft · built 1862
Lot Size	0.217 acres (9,454 sqft)
Owner	2 Trust Names on File
Tax Bill	$4,050 (2026)
Deeds & Mortgages	Jan 2026 Transfer Mar 2018 Transfer
Flood Zone	Zone X (minimal risk)
APN	`W7380`

Property Details

APN / Parcel Number

Primary APN	`W7380`
Alternative APN	`EDGA M:020D B:0002 L`

Interior

Bedrooms	4 Beds
Full Baths	1 Bath
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	1,301 sqft Living Area
Gross Area	2,165 sqft
Basement Area	300 sqft
Unfinished Basement	300 sqft

Exterior

Year Built	Built 1862
Effective Year Built	Effective 1862
Architectural Style	Duplex Single
Exterior Material	Wood Siding
Roof Type	Gable
Roof Material	Asphalt
Lot Area	9,454 sqft (0.217 acres)

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Oil

Location & Zoning

Account Number	W7380
Street Address	21 MILL ST
City	EDGARTOWN
State	MA
Zip	02539-8025
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R5
Legal Block	2
Jurisdiction	EDGARTOWN MA
Township / Civil Division	EDGARTOWN
Census Block Group	3
Census Block	3015
Census Tract	200300

Owner

21 Mill St is owner-occupied and held in a trust since November 2025.

Source: Dukes County and Edgartown Town records, as of October 20, 2026

Owner of Record	2 Trust Names on File
Mailing Address	21 MILL ST, EDGARTOWN, MA 02539-8025
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Revocable Trust

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Jan 21, 2026	Quit Claim Deed, Transfer Quitclaim
Mar 28, 2018	Quit Claim Deed, Transfer Quitclaim

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Transfer Date	Nov 21, 2025
Transfer Doc	001728-301
Record Updated	Oct 29, 2026

January 2026: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	EDGARTOWN MA
Recording Date	Jan 21, 2026
Property Address	21 MILL ST, EDGARTOWN, MA 02539-8025
Document Number	001728-301
Book / Page	1728 / 301
Instrument Date	Nov 21, 2025
Instrument	310
Transaction Type	Transfer
Record Updated	Feb 11, 2026

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	21 MILL ST, EDGARTOWN, MA 02539-8025

March 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	EDGARTOWN MA
Recording Date	Mar 28, 2018
Property Address	21 MILL ST, EDGARTOWN, MA 02539-8025
Document Number	1464-45
Book / Page	001464 / 000045
Instrument Date	Feb 16, 2018
Instrument	16
Transaction Type	Transfer
Record Updated	Apr 17, 2018

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	168 RIVER RD MARSTONS MILLS MA 026481779, MARSTONS MILLS, MA 02648-1779

Tax Assessment & Valuation

The 2026 property tax bill for 21 Mill St was $4,050, up 14.1% from the year before.

Source: Dukes County and Edgartown Town assessment roll, as of April 14, 2026

Property Jurisdictions

Type	Name
State	Massachusetts
County	Dukes County
County Subdivision	Edgartown Town
Secondary School District	Martha's Vineyard School District (09 - 12)
Elementary School District	Edgartown School District (PK - 08)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$4,050.00 (+14.15%)	$1,633,200 (+21.99%) Land $1,472,500 Building $160,700	$1,445,861
2025	$3,548.00 (+6.07%)	$1,338,800 (+2.07%) Land $1,136,700 Building $202,100
2024	$3,345.00 (+3.24%)	$1,311,700 (+2.01%) Land $1,136,700 Building $175,000
2023	$3,240.00	$1,285,900 Land $1,096,700 Building $189,200

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 21 Mill St in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.

Source: FEMA National Flood Hazard Layer, effective February 7, 2025 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on File median of 106 policies
Nearby Flood Policies	106 in force
Nearby Flood Claims	7 (1991–2024)
Claims Outside the SFHA	2 of 7
Most Recent Claim	Jan 2024 · tidal / storm surge
Claims by Event	Coastal Storm, Oct 1991 · 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

The area around 21 Mill St has no burnable land within ember reach, so its wildfire risk is not rated.

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	EDGARTOWN WATER DEPARTMENT serves 8,027 people · EPA ID MA4089000
Water Source	Groundwater
Last State Inspection	Jun 2024
Lead	6 ppb (2023–2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	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 393 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T.

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