Middlesex County and Watertown City property record for 28 Olney St, Watertown, MA 02472
| Property Type | Duplex |
|---|---|
| Details | 5 bd · 3.5 ba · 2,106 sqft · built 1910 |
| Lot Size | 0.092 acres (4,000 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $310,000 (Nov 2009) |
| Tax Bill | $11,208 (2026) |
| Deeds & Mortgages | Jan 2026 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 33770-32 |
| Primary APN | 33770-32 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 11 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 2,106 sqft Living Area |
| Gross Area | 3,218 sqft |
| Basement Area | 700 sqft |
| Unfinished Basement | 700 sqft |
| Year Built | Built 1910 |
|---|---|
| Effective Year Built | Effective 1910 |
| Architectural Style | Other |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 4,000 sqft (0.092 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Account Number | 7742 |
|---|---|
| Street Address | 28 OLNEY ST |
| City | WATERTOWN |
| State | MA |
| Zip | 02472-1755 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | T |
| Legal Block | 19 |
| Legal Lot Number | 41 |
| Jurisdiction | WATERTOWN MA |
| Township / Civil Division | WATERTOWN TOWN |
| Census Block Group | 3 |
| Census Block | 3016 |
| Census Tract | 370101 |
28 Olney St, a duplex, is owned by two individuals who bought it in November 2009.
Source: Middlesex County and Watertown City records, as of October 20, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 113 PEARL ST, NEWTON, MA 02458-1509 |
| 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 | Nov 20, 2009 · Amount on File |
| Deed Sale | Nov 20, 2009 · Amount on File |
| Deed Document Number | 2009224530 |
| Deed Book / Page | 53872 / 390 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WATERTOWN MA |
| Property Address | 28 OLNEY ST, WATERTOWN, MA 02472-1755 |
| Transaction Type | Mortgage |
| Record Updated | Feb 11, 2026 |
| Name | Verified Name |
|---|
| Document Number | 085150-267 |
|---|---|
| Date | Jan 22, 2026 |
| Book Page | 85150/267 |
| Instrument | 7963 |
| Name | ROCKLAND TRUST CO |
|---|---|
| Type | Non-Lending Institution |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Feb 1, 2056 |
The 2026 property tax bill for 28 Olney St was $11,208, up 6.7% 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 | $11,208.00 (+6.71%) | $918,700 (+2.17%) Land $509,400 Building $409,300 | $957,953 |
| 2025 | $10,503.00 (+9.27%) | $899,200 (+9.46%) Land $509,400 Building $389,800 | |
| 2024 | $9,612.00 (-11.18%) | $821,500 (+3.09%) Land $495,700 Building $325,800 | |
| 2023 | $10,822.00 | $796,900 Land $474,200 Building $322,700 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 28 Olney 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 28 Olney 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 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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