Norfolk County and Dedham Town property record for 307 Mount Vernon St, Dedham, MA 02026
| Property Type | Duplex |
|---|---|
| Details | 8 bd · 4.5 ba · 3,424 sqft · built 1905 |
| Lot Size | 0.208 acres (9,062 sqft) |
| Owner | Individual Name on File |
| Last Sale | $662,000 (Mar 2006) |
| Tax Bill | $13,648 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | DEDH M:0140 L:0086 |
| Primary APN | DEDH M:0140 L:0086 |
|---|
| Bedrooms | 8 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 15 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 3,424 sqft Living Area |
| Gross Area | 7,016 sqft |
| 1st Floor Area | 1,844 sqft |
| Attic | Attic |
| Attic Area | 1,476 sqft |
| Basement Area | 1,844 sqft |
| Unfinished Basement | 1,844 sqft |
| Year Built | Built 1905 |
|---|---|
| Effective Year Built | Effective 1905 |
| Architectural Style | Duplex Single |
| Exterior Material | Aluminum/Vinyl |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 9,062 sqft (0.208 acres) |
| Heating System | Steam |
|---|---|
| Heating Fuel | Gas |
| Street Address | 307 MOUNT VERNON ST |
|---|---|
| City | DEDHAM |
| State | MA |
| Zip | 02026-3321 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | B |
| Legal Lot Number | 86 |
| Jurisdiction | DEDHAM MA |
| Township / Civil Division | DEDHAM |
| Census Block Group | 3 |
| Census Block | 3009 |
| Census Tract | 402400 |
307 Mount Vernon St, a duplex, is owned and occupied by an individual who bought it in March 2006.
Source: Norfolk County and Dedham Town records, as of October 20, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 307 MOUNT VERNON ST, DEDHAM, MA 02026-3321 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 | Mar 24, 2006 · Amount on File |
| Deed Sale | Mar 24, 2006 · Amount on File |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 307 Mount Vernon St was $13,648, up 6.9% from the year before.
Source: Norfolk County and Dedham Town assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Norfolk County |
| County Subdivision | Dedham Town |
| Unified School District | Dedham School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $13,648.00 (+6.88%) | $1,109,600 (+9.66%) Land $395,700 Building $713,900 | $999,824 |
| 2025 | $12,770.00 (+6.51%) | $1,011,900 (+5.51%) Land $366,500 Building $645,400 | |
| 2024 | $11,989.00 (+4.85%) | $959,100 (+7.7%) Land $337,300 Building $621,800 | |
| 2023 | $11,434.00 | $890,500 Land $313,100 Building $577,400 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 307 Mount Vernon St in Zone X, an area of minimal flood risk, though there have been 4 flood claims nearby since 1979.
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 | 2 in force |
| Nearby Flood Claims | 4 (1979–1992) |
| Most Recent Claim | Dec 1992 · Winter Coastal Storm |
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 307 Mount Vernon 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 | 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 |
| 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.
Source: FCC Broadband Data Collection, based on 642 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 |
May also be available: T-Mobile.
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