Essex County and Swampscott Town property record for 20 Mostyn St, Swampscott, MA 01907
| Property Type | Single Family Home |
|---|---|
| Details | 7 bd · 4 ba · 3,406 sqft · built 1920 |
| Lot Size | 0.295 acres (12,837 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $17,872 (2026) |
| Deeds & Mortgages | Feb 2017 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | SWAM M:0031 B:0022 L:0 |
| Primary APN | SWAM M:0031 B:0022 L:0 |
|---|
| Bedrooms | 7 Beds |
|---|---|
| Full Baths | 4 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 11 Rooms |
| Stories | 3 Stories |
| Building Area | 3,406 sqft Living Area |
| Gross Area | 6,121 sqft |
| Basement Area | 1,754 sqft |
| Unfinished Basement | 1,754 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Architectural Style | Colonial |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 12,837 sqft (0.295 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Street Address | 20 MOSTYN ST |
|---|---|
| City | SWAMPSCOTT |
| State | MA |
| Zip | 01907-1617 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | A1 |
| Legal Subdivision | BEACH BLUFF SWAMPSCOTT |
| Legal Block | 22 |
| Jurisdiction | SWAMPSCOTT MA |
| Township / Civil Division | SWAMPSCOTT |
| Census Block Group | 5 |
| Census Block | 5010 |
| Census Tract | 202200 |
20 Mostyn St is owner-occupied and held in a trust since February 2017.
Source: Essex County and Swampscott Town records, as of October 20, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 20 MOSTYN ST, SWAMPSCOTT, MA 01907-1617 |
| 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.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Feb 15, 2017 |
| Deed Sale | Feb 15, 2017 |
| Prior Sale | May 15, 1998 · Amount on File |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SWAMPSCOTT MA |
| Recording Date | Feb 15, 2017 |
| Property Address | 20 MOSTYN ST, SWAMPSCOTT, MA 01907-1617 |
| Document Number | 35682-384 |
| Book / Page | 035682 / 000384 |
| Instrument Date | Nov 8, 2016 |
| Transaction Type | Transfer |
| Record Updated | Mar 7, 2017 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Corporate Trust |
| Address | 20 MOSTYN ST SWAMPSCOTT MA 019071617, SWAMPSCOTT, MA 01907-1617 |
The 2026 property tax bill for 20 Mostyn St was $17,872, up 11.3% from the year before.
Source: Essex County and Swampscott Town assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Essex County |
| County Subdivision | Swampscott Town |
| Unified School District | Swampscott School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $17,872.00 (+11.28%) | $1,489,300 (+6.36%) Land $494,700 Building $994,600 | $1,711,146 (+10.88%) |
| 2025 | $16,061.00 | $1,400,300 Land $450,700 Building $949,600 | $1,543,180 |
| 2023 | $14,344.00 | $1,221,800 Land $384,700 Building $837,100 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 20 Mostyn St in Zone X, an area of minimal flood risk, though there have been 4 flood claims nearby since 1991.
Source: FEMA National Flood Hazard Layer, effective July 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 |
| Flood Insurance Cost | Premium on File median of 33 individual policies |
| Nearby Flood Policies | 35 units insured incl. 2 condo units |
| Nearby Flood Claims | 4 (1991–2024) |
| Most Recent Claim | Jan 2024 · 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.
The area around 20 Mostyn 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 | SWAMPSCOTT WATER DEPT. (MWRA) serves 15,300 people · EPA ID MA3291000 |
|---|---|
| Water Source | Purchased surface water from MWRA |
| Last State Inspection | Mar 2026 |
| Lead | 2 ppb (2025) action level 15 ppb |
| 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.
Source: FCC Broadband Data Collection, based on 329 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 250 |
May also be available: T-Mobile.
5G (outdoors only) and 4G LTE
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