Middlesex County and Acton Town property record for 399 Main St, Acton, MA 01720
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 1.5 ba · 1,858 sqft · built 1940 |
| Lot Size | 0.459 acres (20,000 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $205,000 (Dec 2002) |
| Tax Bill | $9,645 (2025) |
| Deeds & Mortgages | Mar 2024 Refinance Jun 2021 Refinance + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | ACTO M:00F3 B:0040 L:0000 |
| Primary APN | ACTO M:00F3 B:0040 L:0000 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,858 sqft Living Area |
| Gross Area | 3,761 sqft |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1940 |
| Architectural Style | Cape Cod |
| Exterior Material | Aluminum/Vinyl |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 20,000 sqft (0.459 acres) |
| Pool Type | In-Ground Pool |
| Heating System | Steam |
|---|---|
| Heating Fuel | Gas |
| Street Address | 399 MAIN ST |
|---|---|
| City | ACTON |
| State | MA |
| Zip | 01720-3841 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R2 |
| Legal Block | 40 |
| Jurisdiction | ACTON MA |
| Township / Civil Division | ACTON |
| Census Block Group | 4 |
| Census Block | 4003 |
| 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.
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 | 399 MAIN ST, ACTON, MA 01720-3841 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Mar 11, 2024 | Deed of Trust, Mortgage · Stand-Alone Refinance NEWREZ LLC |
| Jun 18, 2021 | Deed of Trust, Mortgage · Stand-Alone Refinance NATIONSTAR MORTGAGE LLC |
| Nov 24, 2017 | Deed of Trust, Mortgage NATIONSTAR MORTGAGE LLC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Dec 17, 2002 · Amount on Record |
| Deed Sale | Dec 17, 2002 · Amount on Record |
| Deed Document Number | 20021105 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ACTON MA |
| Property Address | 399 MAIN ST, ACTON, MA 01720-3841 |
| Transaction Type | Mortgage |
| Record Updated | Mar 29, 2024 |
| Name | Verified Name |
|---|
| Document Number | 082557-110 |
|---|---|
| Date | Mar 11, 2024 |
| Book Page | 82557/110 |
| Instrument | 23993 |
| Name | NEWREZ LLC |
|---|
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Apr 1, 2054 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ACTON MA |
| Property Address | 399 MAIN ST, ACTON, MA 01720-3841 |
| Transaction Type | Mortgage |
| Record Updated | Jan 17, 2022 |
| Name | Verified Name |
|---|
| Document Number | 078055-422 |
|---|---|
| Date | Jun 18, 2021 |
| Book Page | 78055/422 |
| Instrument | 139086 |
| Name | NATIONSTAR MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jul 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ACTON MA |
| Property Address | 399 MAIN ST, ACTON, MA 01720-3841 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 70282-1 |
|---|---|
| Date | Nov 24, 2017 |
| Book Page | 70282/1 |
| Instrument | 190913 |
| Name | NATIONSTAR MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Amount | Amount Recorded |
|---|---|
| Term | 360 Months |
| Due | Nov 1, 2047 |
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 | $9,645.00 (+5.64%) | $562,400 (+2.68%) Land $272,600 Building $289,800 | $763,610 (+28.03%) |
| 2024 | $9,130.00 (-0.57%) | $547,700 (+4.74%) Land $272,600 Building $275,100 | $596,410 |
| 2023 | $9,182.00 | $522,900 Land $247,800 Building $275,100 |
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 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.
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 | Direct burnable vegetation |
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 225 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fiber · Fixed Wireless in parts of the area | 980 / 880 |
| T-Mobile Fixed Wireless | 100 / 20 |
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