Middlesex County and Watertown City property record for 129 Common St, Watertown, MA 02472
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 2,112 sqft · built 1925 |
| Lot Size | 0.145 acres (6,336 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $510,000 (Jan 2009) |
| Tax Bill | $11,723 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 51690-00 |
| Primary APN | 51690-00 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,112 sqft Living Area |
| Gross Area | 4,544 sqft |
| Basement Area | 1,056 sqft |
| Unfinished Basement | 1,056 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1925 |
|---|---|
| Effective Year Built | Effective 1925 |
| Architectural Style | Colonial |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Hip |
| Roof Material | Asphalt |
| Lot Area | 6,336 sqft (0.145 acres) |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Account Number | 2325 |
|---|---|
| Street Address | 129 COMMON ST |
| City | WATERTOWN |
| State | MA |
| Zip | 02472-3415 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | S-6 |
| Legal Block | 16 |
| Legal Lot Number | 61 |
| Jurisdiction | WATERTOWN MA |
| Township / Civil Division | WATERTOWN TOWN |
| Census Block Group | 3 |
| Census Block | 3010 |
| Census Tract | 370201 |
129 Common St is owned and occupied by two individuals who bought it in January 2009.
Source: Middlesex County and Watertown City records, as of October 20, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 129 COMMON ST, WATERTOWN, MA 02472-3415 |
| Occupancy | Owner Occupied |
| 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 |
|---|---|
| Last Sale | Jan 22, 2009 · Amount on File |
| Deed Sale | Jan 22, 2009 · Amount on File |
| Deed Document Number | 20099116 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 129 Common St was $11,723, up 6.5% from the year before.
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 |
|---|---|---|---|
| 2026 | $11,723.00 (+6.52%) | $960,900 (+1.98%) Land $505,800 Building $455,100 | $1,115,680 (-) |
| 2025 | $11,005.00 (+9.07%) | $942,200 (+9.25%) Land $505,800 Building $436,400 | $1,115,680 (+34.43%) |
| 2024 | $10,090.00 (-6.9%) | $862,400 (+8.06%) Land $490,800 Building $371,600 | $829,920 |
| 2023 | $10,838.00 | $798,100 Land $468,800 Building $329,300 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 129 Common St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1978.
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 |
| Nearby Flood Claims | 1 (1978) |
| Most Recent Claim | Feb 1978 · tidal / storm surge |
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 129 Common 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 | 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 707 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: T-Mobile.
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