Middlesex County and Acton Town property record for 534 Old Stone Brook, Acton, MA 01718
| Property Type | Condominium |
|---|---|
| Details | 3 bd · 2.5 ba · 1,634 sqft · built 1972 |
| Lot Size | 12.7 acres (554,447 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $260,000 (Jul 2014) |
| Tax Bill | $7,793 (2025) |
| Deeds & Mortgages | Jul 2019 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | ACTO M:00B4 B:0115 L:0094 |
| Primary APN | ACTO M:00B4 B:0115 L:0094 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 1,634 sqft Living Area |
| Gross Area | 2,451 sqft |
| Year Built | Built 1972 |
|---|---|
| Effective Year Built | Effective 1972 |
| Architectural Style | Other |
| Exterior Material | Wood Siding |
| Roof Type | Shed Roof |
| Roof Material | Asphalt |
| Lot Area | 554,447 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Street Address | 534 OLD STONE BRK |
|---|---|
| City | ACTON |
| State | MA |
| Zip | 01718-1008 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Condominium |
| Local Zoning Code | RA |
| Legal Block | 115 |
| Legal Lot Number | 94 |
| Jurisdiction | ACTON MA |
| Township / Civil Division | ACTON |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 363106 |
Source: Middlesex County and Acton Town 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 | 534 OLD STONE BRK, ACTON, MA 01718-1008 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 16, 2014 · Amount on Record |
| Deed Sale | Jul 16, 2014 · Amount on Record |
| Deed Book / Page | 63925 / 137 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ACTON MA |
| Property Address | 534 OLD STONE BRK, ACTON, MA 01718-1008 |
| Document Number | 72949-399 |
| Instrument Date | Jul 2, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Aug 6, 2019 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|---|
| Address | 534 OLD STONE BRK #534 ACTON MA 017181008, 534, ACTON, MA 01718-1008 |
| Document Number | 72949-399 |
|---|---|
| Date | Jul 18, 2019 |
| Book Page | 072949/000399 |
| Instrument | 102929 |
| Name | WORKERS CU |
|---|---|
| Type | Credit Union |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 240 Months |
| Due | Jul 17, 2039 |
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 | $7,793.00 (+9.9%) | $454,400 (+6.82%) Building $454,400 | $468,635 (+1.13%) |
| 2024 | $7,091.00 (+10.28%) | $425,400 (+16.17%) Building $425,400 | $463,410 |
| 2023 | $6,430.00 | $366,200 Building $366,200 |
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 | 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 | Low lower than 80% of the US · above 57% of Massachusetts |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 80 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 2,000 |
May also be available: T-Mobile.
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