15 Union Wharf, Boston, MA 02109 Property Records

Suffolk County and Boston City property record for 15 Union Wharf, Boston, MA 02109

Property Summary

Property Type	Condominium
Details	2 bd · 2 ba · 2,282 sqft · built 1855
Lot Size	0.052 acres (2,282 sqft)
Owner	Trust Name on File
Last Sale	$2,995,000 (Apr 2021)
Tax Bill	$32,528 (2025)
Deeds & Mortgages	Dec 2023 Line of Credit Jun 2019 Sale
Flood Zone	Zone AE (high risk)
APN	`CBOS W:03 P:03038 S:240`

Property Details

APN / Parcel Number

Primary APN	`CBOS W:03 P:03038 S:240`

Interior

Bedrooms	2 Beds
Full Baths	2 Baths
Total Rooms	5 Rooms
Stories	3 Stories
Building Area	2,282 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1855
Effective Year Built	Effective 2021
Architectural Style	Other
Exterior Material	Brick
Roof Type	Gable
Roof Material	Asphalt
Lot Area	2,282 sqft (0.052 acres)
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Heat Pump

Location & Zoning

Street Address	15 UNION WHARF
City	BOSTON
State	MA
Zip	02109-1202
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Condominium
Local Zoning Code	CD
Legal Subdivision	UNION WHF
Jurisdiction	BOSTON MA
Township / Civil Division	BOSTON
Census Block Group	1
Census Block	1010
Census Tract	30500

Owner

15 Union Wharf, a condominium, is owner-occupied and held in a trust since May 2021.

Source: Suffolk County and Boston City records, as of July 20, 2026

Owner of Record	Trust Name on File
Mailing Address	15 UNION WHARF, BOSTON, MA 02109-1202
Occupancy	Owner Occupied
Owner Type	Company
Vesting	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
Dec 7, 2023	Deed of Trust, Mortgage · Line of Credit CITIZENS BANK
Jun 20, 2019	Condominium Deed, Transfer NOT AVAILABLE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Apr 16, 2021 · Amount on File
Deed Sale	Apr 16, 2021 · Amount on File
Prior Sale	Nov 5, 2002 · Amount on File
Deed Document Number	202141590
Deed Book / Page	65248 / 283
Last Transfer Date	May 10, 2021
Transfer Doc	65506-161
Record Updated	Sep 20, 2026

December 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOSTON MA
Property Address	15 UNION WHARF, BOSTON, MA 02109-1202
Transaction Type	Mortgage
Record Updated	Dec 22, 2023

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0069700-25
Date	Dec 7, 2023
Book Page	69700/25
Instrument	78529

Lender

Name	CITIZENS BANK
Type	Bank

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	301 Months
Due	Jan 1, 2049

Interest

Rate Type	Adjustable Rate

June 2019: Condominium Deed, Transfer

Document Type	Condominium Deed
Jurisdiction	BOSTON MA
Recording Date	Jun 20, 2019
Property Address	15 UNION WHARF, BOSTON, MA 02109-1202
Document Number	61301-128
Book / Page	061301 / 000128
Instrument Date	Jun 12, 2019
Instrument	49110
Transaction Type	Transfer
Record Updated	Jul 9, 2019
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Trust
Address	15 UNION WHARF #15 BOSTON MA 021091202, 15, BOSTON, MA 02109-1202

Tax Assessment & Valuation

The 2025 property tax bill for 15 Union Wharf was $32,528, up 9.5% from the year before.

Source: Suffolk County and Boston City assessment roll, as of April 14, 2026

Property Jurisdictions

Type	Name
State	Massachusetts
County	Suffolk County
Municipality	Boston City
Unified School District	Boston School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$32,528.00 (+9.53%)	$2,809,000 (+3.09%) Building $2,809,000	$4,055,645 (+2.93%)
2024	$29,699.00 (+2.59%)	$2,724,700 (+1.09%) Building $2,724,700	$3,940,030
2023	$28,948.00	$2,695,300 Building $2,695,300

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

Flood

FEMA maps place 15 Union Wharf in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.

Source: FEMA National Flood Hazard Layer, effective January 21, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone AE high risk
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	10.0 ft
Flood Insurance Requirement	Required federally backed loans
Flood Insurance Cost	Premium on File median of 15 individual policies
Community Rating System	Class 10 (0% premium discount)
Nearby Flood Policies	230 units insured incl. 215 condo units
Nearby Flood Claims	11 (1991–2018)
Claims Outside the SFHA	3 of 11
Most Recent Claim	Jan 2018 · 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

The area around 15 Union Wharf 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	BOSTON WATER AND SEWER COMMISSION (MWRA) serves 675,647 people · EPA ID MA3035000
Water Source	Purchased surface water from MWRA
Last State Inspection	Mar 2026
Lead	6 ppb (2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	Lead service line replacement currently in violation since Nov 2020
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 917 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
Verizon Fixed Wireless · Fiber in parts of the area	1,000 / 75
Starry Fixed Wireless · Fiber in parts of the area	800 / 250
Netafy Fixed Wireless	500 / 150
T-Mobile Fixed Wireless	100 / 20

May also be available: Astound Broadband, AT&T.

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