Middlesex County and Watertown City property record for 478 Main St, Watertown, MA 02472
| Property Type | Condominium |
|---|---|
| Details | 4 bd · 2 ba · 2,037 sqft · built 1920 |
| Lot Size | 0.103 acres (4,520 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $600,000 (Mar 2018) |
| Tax Bill | $10,040 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 37990-18 |
| Primary APN | 37990-18 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 2,037 sqft Living Area |
| Basement Area | 1,170 sqft |
| Unfinished Basement | 1,170 sqft |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Architectural Style | Condo/Apartment |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 4,520 sqft (0.103 acres) |
| Heating System | Steam |
|---|---|
| Heating Fuel | Oil |
| Account Number | 10961 |
|---|---|
| Street Address | 478 MAIN ST |
| City | WATERTOWN |
| State | MA |
| Zip | 02472-2247 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Condominium |
| Local Zoning Code | T |
| Legal Block | 15 |
| Legal Lot Number | 1B |
| Jurisdiction | WATERTOWN MA |
| Township / Civil Division | WATERTOWN TOWN |
| Census Block Group | 2 |
| Census Block | 2005 |
| Census Tract | 370104 |
Source: Middlesex County and Watertown City records, as of July 20, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 478 MAIN ST, WATERTOWN, MA 02472-2247 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 16, 2018 · Amount on Record |
| Deed Sale | Mar 16, 2018 · Amount on Record |
| Deed Book / Page | 70744 / 516 |
| Record Updated | Sep 20, 2026 |
Source: Middlesex County and Watertown City assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| Municipality | Watertown City |
| Unified School District | Watertown School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $10,040.00 (+15.32%) | $859,600 (+15.52%) Building $859,600 | $998,830 (+14.69%) |
| 2024 | $8,706.00 (-6.47%) | $744,100 (+8.56%) Building $744,100 | $870,865 |
| 2023 | $9,308.00 | $685,400 Building $685,400 |
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 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 | 59 units insured incl. 56 condo units |
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 | WATERTOWN DEPARTMENT OF PUBLIC WORKS serves 35,985 people · EPA ID MA3314000 |
|---|---|
| Water Source | Purchased surface water from MWRA |
| Last State Inspection | Oct 2025 |
| Lead | 1 ppb (2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| 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 926 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 · Fixed Wireless in parts of the area | 980 / 880 |
May also be available: AT&T, T-Mobile.
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