Middlesex County and Waltham City property record for 950 Winter St, Waltham, MA 02451
| Property Type | Commercial |
|---|---|
| Details | 24 ba · 278,150 sqft · built 1989 |
| Lot Size | 16.8 acres (733,655 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $185,000,000 (Feb 2011) |
| Tax Bill | $1,368,475 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 167312 |
| Primary APN | 167312 |
|---|---|
| Alternative APN |
|
| Full Baths | 24 Baths |
|---|---|
| Half Baths | 20 Half Baths |
| Units | 52 Units |
| Stories | 4 Stories |
| Building Area | 278,150 sqft Total Area |
| Year Built | Built 1989 |
|---|---|
| Effective Year Built | Effective 1989 |
| Exterior Material | Brick |
| Construction Type | Steel Frame |
| Roof Type | Flat |
| Roof Material | Other |
| Lot Area | 733,655 sqft (16.8 acres) |
| Total Buildings | 2 Buildings |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Electric |
| Account Number | 167312 |
|---|---|
| Street Address | 950 WINTER ST |
| City | WALTHAM |
| State | MA |
| Zip | 02451-1424 |
| Property Category | Commercial |
| Property Type | Commercial > Retail |
| Legal Block | 1 |
| Legal Lot Number | 5 |
| Jurisdiction | WALTHAM MA |
| Township / Civil Division | WALTHAM |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 368200 |
950 Winter St, a commercial property, is owned by a company that bought it in February 2011.
Source: Middlesex County and Waltham City records, as of October 20, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 800 BOYLSTON ST, 1900, BOSTON, MA 02199-8101 |
| Owner Type | Company |
| Vesting | Company |
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 1, 2011 · Amount on File |
| Deed Sale | Feb 1, 2011 · Amount on File |
| Deed Document Number | 20111557411 |
| Deed Book / Page | 1395 / 149 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 950 Winter St was $1,368,475.
Source: Middlesex County and Waltham City assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| Municipality | Waltham City |
| Unified School District | Waltham School District (PK - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,368,475.00 | $61,698,600 (+0.73%) Land $19,968,600 Building $41,730,000 |
| 2025 | $61,250,000 (-11.07%) Land $19,000,000 Building $42,250,000 | |
| 2024 | $68,871,100 (+11.23%) Land $17,513,000 Building $51,358,100 | |
| 2023 | $61,915,600 Land $15,920,900 Building $45,994,700 | |
| 2020 | $1,218,002.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 950 Winter St in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 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.
Wildfire risk around 950 Winter St is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 98% of the US · lower than 96% of Massachusetts |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 | WALTHAM WATER DEPARTMENT serves 65,218 people · EPA ID MA3308000 |
|---|---|
| Water Source | Purchased surface water from MWRA |
| Last State Inspection | Jun 2024 |
| Lead | 2 ppb (2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| 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 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
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