Middlesex County and Acton Town property record for 11 Hosmer St, Acton, MA 01720
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,898 sqft · built 1900 |
| Lot Size | 1.09 acres (47,480 sqft) |
| Owner | Individual Name on File |
| Last Sale | $630,000 (May 2015) |
| Tax Bill | $16,063 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | ACTO M:00F4 B:0080 L:0000 |
| Primary APN | ACTO M:00F4 B:0080 L:0000 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,898 sqft Living Area |
| Gross Area | 4,991 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Architectural Style | Colonial |
| Exterior Material | Wood Siding |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 47,480 sqft (1.09 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Hot Water |
| Heating Fuel | Gas |
| Street Address | 11 HOSMER ST |
|---|---|
| City | ACTON |
| State | MA |
| Zip | 01720-5507 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R2 |
| Legal Block | 80 |
| Jurisdiction | ACTON MA |
| Township / Civil Division | ACTON |
| Census Block Group | 4 |
| Census Block | 4009 |
| Census Tract | 363104 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Listed Area | Within Davis, Isaac, Trail listed 1972 · 1 contributing resources · NRIS 72001347 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
11 Hosmer St is owned and occupied by an individual who bought it in May 2015.
Source: Middlesex County and Acton Town records, as of July 20, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 11 HOSMER ST, ACTON, MA 01720-5507 |
| 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 | Name on Deed |
|---|---|
| Last Sale | May 27, 2015 · Amount on File |
| Deed Sale | May 27, 2015 · Amount on File |
| Prior Sale | Dec 29, 2006 · Amount on File |
| Deed Book / Page | 65426 / 132 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 11 Hosmer St was $16,063, up 7.3% from the year before.
Source: Middlesex County and Acton Town assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| County Subdivision | Acton Town |
| Unified School District | Acton-Boxborough Regional School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $16,063.00 (+7.26%) | $936,600 (+4.25%) Land $334,700 Building $601,900 | $1,087,940 (+6.54%) |
| 2024 | $14,976.00 (+2.34%) | $898,400 (+7.81%) Land $334,700 Building $563,700 | $1,021,155 |
| 2023 | $14,633.00 | $833,300 Land $304,800 Building $528,500 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 11 Hosmer St in Zone X, an area of minimal flood risk, though there have been 2 flood claims 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 Claims | 2 (1978–1981) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | Feb 1981 · 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.
Wildfire risk around 11 Hosmer St is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · above 57% of Massachusetts |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond 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 | ACTON WATER SUPPLY DISTRICT serves 21,285 people · EPA ID MA2002000 |
|---|---|
| Water Source | Groundwater influenced by surface water |
| Last State Inspection | Oct 2024 |
| Lead | 4 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 22 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 139 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fiber | 980 / 880 |
| T-Mobile Fixed Wireless | 100 / 20 |
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