Middlesex County and Acton Town property record for 51 Conant St, Acton, MA 01720
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,562 sqft · built 1740 |
| Lot Size | 1.31 acres (57,469 sqft) |
| Owner | Individual Name on File |
| Last Sale | $606,000 (Oct 2020) |
| Tax Bill | $14,087 (2025) |
| Deeds & Mortgages | Oct 2020 Sale & Mortgage Jan 2020 Sale + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | ACTO M:00I2 B:0050 L:0000 |
| Primary APN | ACTO M:00I2 B:0050 L:0000 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 2,562 sqft Living Area |
| Gross Area | 5,523 sqft |
| Year Built | Built 1740 |
|---|---|
| Effective Year Built | Effective 1740 |
| Architectural Style | Historical |
| Exterior Material | Wood Siding |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 57,469 sqft (1.31 acres) |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Electric |
| Street Address | 51 CONANT ST |
|---|---|
| City | ACTON |
| State | MA |
| Zip | 01720-4235 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R2 |
| Legal Block | 50 |
| Jurisdiction | ACTON MA |
| Township / Civil Division | ACTON |
| Census Block Group | 3 |
| Census Block | 3013 |
| Census Tract | 363104 |
51 Conant St is owned and occupied by an individual who bought it in October 2020.
Source: Middlesex County and Acton Town records, as of July 20, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 51 CONANT ST, ACTON, MA 01720-4235 |
| 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.
| Date | Document |
|---|---|
| Oct 9, 2020 | Quit Claim Deed, Transfer · Stand-Alone First Mortgage LEADER BANK NA |
| Jan 29, 2020 | Quit Claim Deed, Transfer |
| Jan 29, 2020 | Quit Claim Deed, Transfer · Stand-Alone Refinance NATIONSTAR MORTGAGE LLC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Oct 9, 2020 · Amount on File |
| Deed Sale | Oct 9, 2020 · Amount on File |
| Prior Sale | Jan 29, 2020 · Amount on File |
| Deed Book / Page | 75852 / 486 |
| Prior Transfer Date | Sep 29, 2020 |
| Prior Transfer Doc | 75852-486 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ACTON MA |
| Recording Date | Oct 9, 2020 |
| Property Address | 51 CONANT ST, ACTON, MA 01720-4235 |
| Document Number | 75852-486 |
| Book / Page | 75852 / 486 |
| Instrument Date | Sep 29, 2020 |
| Instrument | 183544 |
| Transaction Type | Transfer |
| Record Updated | May 12, 2021 |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants by the Entirety |
| Address | 51 CONANT ST, ACTON, MA 01720-4235 |
| Document Number | 183545 |
|---|---|
| Date | Oct 9, 2020 |
| Instrument | 183545 |
| Name | LEADER BANK NA |
|---|---|
| Type | Bank |
| Type | Stand-Alone First Mortgage |
|---|---|
| Amount | Amount on Record |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ACTON MA |
| Recording Date | Jan 29, 2020 |
| Property Address | 51 CONANT ST, ACTON, MA 01720-4235 |
| Document Number | 74056-205 |
| Book / Page | 74056 / 205 |
| Instrument Date | Jan 27, 2020 |
| Instrument | 13895 |
| Transaction Type | Transfer |
| Record Updated | May 12, 2021 |
| Amount | Amount on Record |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 41 BLACK BURNIAN RD, WESTON, MA 02493-1339 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ACTON MA |
| Recording Date | Jan 29, 2020 |
| Property Address | 51 CONANT ST, ACTON, MA 01720-4235 |
| Document Number | 74053-228 |
| Book / Page | 74053 / 228 |
| Instrument Date | Jan 21, 2020 |
| Instrument | 13621 |
| Transaction Type | Transfer |
| Record Updated | May 12, 2021 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 51 CONANT ST, ACTON, MA 01720-4235 |
| Document Number | 74053-231 |
|---|---|
| Date | Jan 29, 2020 |
| Book Page | 74053/231 |
| Instrument | 13622 |
| Name | NATIONSTAR MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Feb 1, 2050 |
The 2025 property tax bill for 51 Conant St was $14,087, up 4.7% 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 | $14,087.00 (+4.67%) | $821,400 (+1.73%) Land $324,100 Building $497,300 | $821,560 (+7.15%) |
| 2024 | $13,459.00 (+0.85%) | $807,400 (+6.24%) Land $324,100 Building $483,300 | $766,745 |
| 2023 | $13,346.00 | $760,000 Land $294,200 Building $465,800 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 51 Conant St in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 4 in force |
| Nearby Flood Claims | 1 (1979) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jul 1979 · 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 51 Conant St is low, with less than 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 94% of the US · lower than 86% of Massachusetts |
|---|---|
| Wildfire Likelihood | Under 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 59 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 / 250 |
| T-Mobile Fixed Wireless | 100 / 20 |
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