Middlesex County and Somerville City property record for 66 Walnut St, Somerville, MA 02143
| Property Type | Apartments (5+ Units) |
|---|---|
| Details | 7 bd · 7 ba · 4,305 sqft · built 1920 |
| Lot Size | 0.222 acres (9,677 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $21,638 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 72-E-10 |
| Primary APN | 72-E-10 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 7 Beds |
|---|---|
| Full Baths | 7 Baths |
| Total Rooms | 19 Rooms |
| Units | 7 Units |
| Stories | 3 Stories |
| Building Area | 4,305 sqft Living Area |
| Gross Area | 6,299 sqft |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Architectural Style | Condo/Apartment |
| Exterior Material | Aluminum/Vinyl |
| Roof Type | Mansard |
| Roof Material | Asphalt |
| Lot Area | 9,677 sqft (0.222 acres) |
| Garage Type | Detached |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Gas |
| Account Number | 2068207 |
|---|---|
| Street Address | 66 WALNUT ST |
| City | SOMERVILLE |
| State | MA |
| Zip | 02143-1926 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Apartments (5+ Units) |
| Local Zoning Code | NR |
| Legal Block | E |
| Legal Lot Number | 10 |
| Jurisdiction | SOMERVILLE MA |
| Township / Civil Division | SOMERVILLE |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 351300 |
66 Walnut St, a residential property, is owned by two individuals.
Source: Middlesex County and Somerville City records, as of July 15, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 691 SOMERVILLE AVE, SOMERVILLE, MA 02143-3236 |
| 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 | 2 Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 66 Walnut St was $21,638, up 3.7% from the year before.
Source: Middlesex County and Somerville City assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| Municipality | Somerville City |
| Unified School District | Somerville School District (PK - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $21,638.00 (+3.71%) | $1,983,300 (-) Land $1,047,600 Building $935,700 |
| 2024 | $20,864.00 (+7.3%) | $1,983,300 (+5.46%) Land $1,047,600 Building $935,700 |
| 2023 | $19,445.00 | $1,880,600 Land $1,047,600 Building $833,000 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 66 Walnut St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 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 |
| Nearby Flood Policies | 1 in force |
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 66 Walnut 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 | SOMERVILLE WATER DEPT. (MWRA) serves 81,045 people · EPA ID MA3274000 |
|---|---|
| Water Source | Purchased surface water from MWRA |
| Last State Inspection | Oct 2025 |
| Lead | 4 ppb (2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Lead service line replacement currently in violation since Nov 2019 |
| Monitoring and Reporting | 1 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 1,083 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Netafy Fixed Wireless | 641 / 143 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: Starry.
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