Norfolk County and Dedham Town property record for 323 Mount Vernon St, Dedham, MA 02026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,776 sqft · built 1952 |
| Lot Size | 0.235 acres (10,220 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $542,500 (Jun 2018) |
| Tax Bill | $9,464 (2026) |
| Deeds & Mortgages | Jun 2020 Mortgage Jun 2018 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | DEDH M:0140 L:0053 |
| Primary APN | DEDH M:0140 L:0053 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,776 sqft Living Area |
| Gross Area | 3,076 sqft |
| 1st Floor Area | 1,236 sqft |
| Basement Area | 700 sqft |
| Unfinished Basement | 700 sqft |
| Year Built | Built 1952 |
|---|---|
| Effective Year Built | Effective 1952 |
| Architectural Style | Conventional |
| Exterior Material | Aluminum/Vinyl |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 10,220 sqft (0.235 acres) |
| Deck Area | Deck Area |
| Cooling System | HVAC |
|---|---|
| Heating System | Steam |
| Heating Fuel | Gas |
| Street Address | 323 MOUNT VERNON ST |
|---|---|
| City | DEDHAM |
| State | MA |
| Zip | 02026-3326 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | B |
| Legal Lot Number | 53 |
| Jurisdiction | DEDHAM MA |
| Township / Civil Division | DEDHAM |
| Census Block Group | 5 |
| Census Block | 5013 |
| Census Tract | 402400 |
323 Mount Vernon St is owned and occupied by two individuals who bought it in June 2018.
Source: Norfolk County and Dedham Town records, as of October 20, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 323 MOUNT VERNON ST, DEDHAM, MA 02026-3326 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Tenants by the Entirety |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Jun 15, 2020 | Deed of Trust, Mortgage · Conventional Mortgage DEDHAM INSTITUTION FOR SVGS |
| Jun 20, 2018 | Quit Claim Deed, Transfer · Conventional with PMI PEOPLE'S UNITED BK |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 20, 2018 · Amount on File |
| Deed Sale | Jun 20, 2018 · Amount on File |
| Prior Sale | Jun 17, 1994 · Amount on File |
| Transfer Doc | 0001402668 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DEDHAM MA |
| Property Address | 323 MOUNT VERNON ST, DEDHAM, MA 02026-3326 |
| Document Number | 0001448366 |
| Instrument Date | Jun 15, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Jun 25, 2021 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|---|
| Relationship | Husband and Wife |
| Address | 323 MOUNT VERNON ST DEDHAM MA 020263326, DEDHAM, MA 02026-3326 |
| Document Number | 0001448366 |
|---|---|
| Date | Jun 19, 2020 |
| Instrument | 1448366 |
| Name | DEDHAM INSTITUTION FOR SVGS |
|---|---|
| Type | Federal Savings Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jun 18, 2050 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | DEDHAM MA |
| Recording Date | Jun 20, 2018 |
| Property Address | 323 MOUNT VERNON ST, DEDHAM, MA 02026-3326 |
| Document Number | 0000002668 |
| Instrument Date | Jun 14, 2018 |
| Instrument | 2668 |
| Transaction Type | Transfer |
| Record Updated | Aug 8, 2018 |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $542.50 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Husband and Wife |
| Address | 323 MOUNT VERNON ST DEDHAM MA 020263326, DEDHAM, MA 02026-3326 |
| Document Number | 2669 |
|---|---|
| Date | Jun 20, 2018 |
| Instrument | 2669 |
| Name | PEOPLE'S UNITED BK |
|---|---|
| Type | Bank |
| Type | Conventional with PMI |
|---|---|
| Amount | Amount on Record |
The 2026 property tax bill for 323 Mount Vernon St was $9,464, up 4.7% 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 | $9,464.00 (+4.74%) | $769,400 (+7.46%) Land $401,700 Building $367,700 | $811,627 (-0.72%) |
| 2025 | $9,036.00 (+6.71%) | $716,000 (+5.7%) Land $372,100 Building $343,900 | $817,475 (+6.68%) |
| 2024 | $8,468.00 (+2.2%) | $677,400 (+4.97%) Land $342,500 Building $334,900 | $766,270 |
| 2023 | $8,286.00 | $645,300 Land $317,800 Building $327,500 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 323 Mount Vernon 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 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 | 4 in force |
| Nearby Flood Claims | 4 (1991–2025) |
| Claims Outside the SFHA | 3 of 4 |
| Most Recent Claim | May 2025 · 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 323 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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