Norfolk County and Dedham Town property record for 166 Jefferson St, Dedham, MA 02026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,680 sqft · built 1940 |
| Lot Size | 0.275 acres (12,000 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $665,000 (May 2016) |
| Tax Bill | $10,587 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | DEDH M:0153 L:0066 |
| Primary APN | DEDH M:0153 L:0066 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,680 sqft Living Area |
| Gross Area | 3,998 sqft |
| 1st Floor Area | 840 sqft |
| Attic | Attic |
| Attic Area | 840 sqft |
| Basement Area | 1,129 sqft |
| Unfinished Basement | 709 sqft |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1940 |
| Architectural Style | Colonial |
| Exterior Material | Brick |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 12,000 sqft (0.275 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Hot Water |
| Heating Fuel | Gas |
| Street Address | 166 JEFFERSON ST |
|---|---|
| City | DEDHAM |
| State | MA |
| Zip | 02026-5029 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | B |
| Legal Lot Number | 66 |
| Jurisdiction | DEDHAM MA |
| Township / Civil Division | DEDHAM |
| Census Block Group | 5 |
| Census Block | 5010 |
| Census Tract | 402400 |
Source: Norfolk County and Dedham Town records, as of October 20, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 166 JEFFERSON ST, DEDHAM, MA 02026-5029 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Tenants by the Entirety |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 25, 2016 · Amount on Record |
| Deed Sale | May 25, 2016 · Amount on Record |
| Prior Sale | Oct 19, 2012 · Amount on Record |
| Deed Document Number | 20161353664 |
| Transfer Doc | 0001353664 |
| Record Updated | Oct 29, 2026 |
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 | $10,587.00 (+0.08%) | $860,700 (+2.67%) Land $405,800 Building $454,900 | $988,369 (-5.62%) |
| 2025 | $10,579.00 (+2.98%) | $838,300 (+2.01%) Land $375,800 Building $462,500 | $1,047,185 (+15.7%) |
| 2024 | $10,273.00 (+9.45%) | $821,800 (+12.42%) Land $346,000 Building $475,800 | $905,065 |
| 2023 | $9,386.00 | $731,000 Land $321,000 Building $410,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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.
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 407 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 | 980 / 880 |
| Netafy Fixed Wireless | 150 / 150 |
May also be available: T-Mobile.
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