Suffolk County and Boston City property record for 550 Tremont St, Boston, MA 02116
| Property Type | Mixed Use Commercial Office / Residential |
|---|---|
| Details | 7,280 sqft · built 1905 |
| Lot Size | 0.045 acres (1,970 sqft) |
| Owner | Company Name on File |
| Last Sale | $1,680,000 (May 2002) |
| Deeds & Mortgages | Jan 2022 Refinance |
| Flood Zone | Zone X (minimal risk) |
| APN | CBOS W:03 P:05894 S:000 |
| Primary APN | CBOS W:03 P:05894 S:000 |
|---|
| Units | 5 Units |
|---|---|
| Stories | 4 Stories |
| Building Area | 7,280 sqft Total Area |
| Year Built | Built 1905 |
|---|---|
| Effective Year Built | Effective 2010 |
| Architectural Style | Cape Cod |
| Exterior Material | Brick |
| Construction Type | Brick |
| Lot Area | 1,970 sqft (0.045 acres) |
| Street Address | 550 TREMONT ST |
|---|---|
| City | BOSTON |
| State | MA |
| Zip | 02116-6314 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Mixed Use Commercial Office / Residential |
| Local Zoning Code | RC |
| Legal Subdivision | WALTHAM ST |
| Jurisdiction | BOSTON MA |
| Township / Civil Division | BOSTON |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 70501 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the South End District (Boundary Increase II) listed 2025 · 8 contributing resources · NRIS 73000324 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
550 Tremont St, a commercial property, is owned by a company that bought it in May 2002.
Source: Suffolk County and Boston City records, as of October 5, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 220 BOYLSTON ST, 1003, BOSTON, MA 02116-3948 |
| Owner Type | Company |
| Vesting | Company |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 15, 2002 · Amount on File |
| Deed Sale | May 15, 2002 · Amount on File |
| Prior Sale | Mar 9, 1993 · Amount on File |
| Deed Book / Page | 28547 / 116 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOSTON MA |
| Property Address | 550 TREMONT ST, BOSTON, MA 02116-6314 |
| Transaction Type | Mortgage |
| Record Updated | Jan 28, 2022 |
| Name | Verified Name |
|---|
| Document Number | 0067023-64 |
|---|---|
| Date | Jan 14, 2022 |
| Book Page | 67023/64 |
| Instrument | 4218 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount on Record |
Source: Suffolk County and Boston City assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Suffolk County |
| Municipality | Boston City |
| Unified School District | Boston School District (PK - 12) |
| Year | Assessed Value |
|---|---|
| 2025 | $1,717,600 (-4.8%) Land $490,500 Building $1,227,100 |
| 2024 | $1,804,200 Land $490,500 Building $1,313,700 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 550 Tremont St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2024.
Source: FEMA National Flood Hazard Layer, effective January 21, 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 10 (0% premium discount) |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 1 (2024) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Dec 2024 · rainfall accumulation |
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.
The area around 550 Tremont 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.
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 |
| 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.
Source: FCC Broadband Data Collection, based on 733 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable · Fiber in parts of the area | 2,000 / 2,000 |
| Netafy Fixed Wireless | 1,000 / 1,000 |
| Verizon Fiber · Fixed Wireless in parts of the area | 980 / 880 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, Starry.
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