Middlesex County and Waltham City property record for 21 Pine St, #23, Waltham, MA 02453
| Property Type | Boarding House, Apartment Hotel |
|---|---|
| Details | 16 bd · 9 ba · 5,294 sqft · built 1890 |
| Lot Size | 0.142 acres (6,203 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $18,514 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 89086 |
| Primary APN | 89086 |
|---|---|
| Alternative APN |
|
| Bedrooms | 16 Beds |
|---|---|
| Full Baths | 9 Baths |
| Total Rooms | 22 Rooms |
| Units | 16 Units |
| Stories | 3 Stories |
| Building Area | 5,294 sqft Living Area |
| Gross Area | 7,487 sqft |
| Basement Area | 1,890 sqft |
| Unfinished Basement | 1,890 sqft |
| Year Built | Built 1890 |
|---|---|
| Effective Year Built | Effective 1890 |
| Architectural Style | Conventional |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Mansard |
| Roof Material | Asphalt |
| Lot Area | 6,203 sqft (0.142 acres) |
| Heating System | Steam |
|---|---|
| Heating Fuel | Oil |
| Account Number | 89086 |
|---|---|
| Street Address | 21 PINE ST, 23 |
| City | WALTHAM |
| State | MA |
| Zip | 02453-5387 |
| Property Category | Commercial |
| Property Type | Commercial > Retail > Boarding House, Apartment Hotel |
| Legal Block | 9 |
| Legal Lot Number | 3 |
| Jurisdiction | WALTHAM MA |
| Township / Civil Division | WALTHAM |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 368500 |
Source: Middlesex County and Waltham City records, as of April 14, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 558 MAIN ST, WALTHAM, MA 02452-5551 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Jun 8, 2026 |
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 |
|---|---|---|
| 2025 | $18,514.00 (+17.08%) | $1,885,300 (+14.93%) Land $365,700 Building $1,519,600 |
| 2024 | $15,813.00 (+10.14%) | $1,640,400 (+17.91%) Land $365,700 Building $1,274,700 |
| 2023 | $14,357.00 | $1,391,200 Land $333,100 Building $1,058,100 |
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 | 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.
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 591 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 · Fiber in parts of the area | 2,000 / 2,000 |
| Astound Broadband Cable | 1,500 / 50 |
May also be available: AT&T, T-Mobile.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures