Middlesex County and Waltham City property record for 200 Prospect St, Waltham, MA 02453
| Property Type | General Industrial |
|---|---|
| Details | 216,449 sqft · built 1954 |
| Lot Size | 6.76 acres (294,631 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $7,075,800 (Apr 1984) |
| Tax Bill | $601,970 (2026) |
| Deeds & Mortgages | May 2025 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 94739 |
| Primary APN | 94739 |
|---|---|
| Alternative APN |
|
| Half Baths | 14 Half Baths |
|---|---|
| Units | 3 Units |
| Building Area | 216,449 sqft Garage |
| Year Built | Built 1954 |
|---|---|
| Effective Year Built | Effective 1954 |
| Lot Area | 294,631 sqft (6.76 acres) |
| Total Buildings | 2 Buildings |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | 94739 |
|---|---|
| Street Address | 200 PROSPECT ST |
| City | WALTHAM |
| State | MA |
| Zip | 02453-3407 |
| Property Category | Industrial |
| Property Type | Industrial > General Industrial |
| Legal Subdivision | LAND WALTHAM |
| Legal Block | 17 |
| Legal Lot Number | 16 |
| Jurisdiction | WALTHAM MA |
| Township / Civil Division | WALTHAM |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 368400 |
Source: Middlesex County and Waltham City records, as of October 20, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 200 PROSPECT ST, WALTHAM, MA 02453-3407 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 3, 1984 · Amount on Record |
| Deed Sale | Apr 3, 1984 · Amount on Record |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WALTHAM MA |
| Property Address | 200 PROSPECT ST, WALTHAM, MA 02453-3407 |
| Transaction Type | Mortgage |
| Record Updated | Nov 25, 2025 |
| Name | Verified Name |
|---|
| Document Number | 00084049-1 |
|---|---|
| Date | May 5, 2025 |
| Book Page | 84049/1 |
| Instrument | 47802 |
| Name | TD BANK NA |
|---|---|
| Type | Bank |
| Amount | Amount Recorded |
|---|
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 | $601,970.00 (+12.32%) | $27,140,200 (+6.54%) Land $7,375,700 Building $19,764,500 |
| 2025 | $535,960.00 (+25.84%) | $25,473,400 (+10.12%) Land $6,957,300 Building $18,516,100 |
| 2024 | $23,133,400 (+10.79%) Land $6,329,500 Building $16,803,900 | |
| 2023 | $20,881,200 Land $5,754,100 Building $15,127,100 | |
| 2020 | $425,893.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 5 (1988–2021) |
| Most Recent Claim | Aug 2021 · 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 | 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 504 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 2,000 |
| Astound Broadband Cable | 1,500 / 50 |
| AT&T Fixed Wireless | 100 / 20 |
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