Middlesex County and Lexington Town property record for 29 Allen St, Lexington, MA 02421
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3.5 ba · 5,783 sqft · built 1988 |
| Lot Size | 0.779 acres (33,920 sqft) |
| Owner | Company Name on File |
| Tax Bill | $24,374 (2026) |
| Deeds & Mortgages | Dec 2021 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | LEXI M:0016 L:000080 |
| Primary APN | LEXI M:0016 L:000080 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 5,783 sqft Living Area |
| Gross Area | 9,826 sqft |
| 1st Floor Area | 3,278 sqft |
| Basement Area | 3,218 sqft |
| Unfinished Basement | 3,218 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | Mansion |
| Exterior Material | Stucco |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 33,920 sqft (0.779 acres) |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Oil |
| Street Address | 29 ALLEN ST |
|---|---|
| City | LEXINGTON |
| State | MA |
| Zip | 02421-7131 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RO |
| Legal Lot Number | 80 |
| Jurisdiction | LEXINGTON MA |
| Township / Civil Division | LEXINGTON |
| Census Block Group | 3 |
| Census Block | 3004 |
| Census Tract | 358300 |
29 Allen St is owned by a company that acquired it in August 2010.
Source: Middlesex County and Lexington Town records, as of October 20, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 31 ALLEN ST, LEXINGTON, MA 02421-7131 |
| Owner Type | Company |
| Vesting | Company |
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 | Aug 16, 2010 |
| Deed Sale | Aug 16, 2010 |
| Prior Sale | Jan 6, 1988 · Amount on File |
| Deed Document Number | 2010138009 |
| Deed Book / Page | 55179 / 265 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LEXINGTON MA |
| Property Address | 29 ALLEN ST, LEXINGTON, MA 02421-7131 |
| Transaction Type | Mortgage |
| Record Updated | Jan 7, 2022 |
| Name | Verified Name |
|---|
| Document Number | 079382-322 |
|---|---|
| Date | Dec 20, 2021 |
| Book Page | 79382/322 |
| Instrument | 273430 |
| Name | WATERTOWN SAVINGS BANK |
|---|---|
| Type | Bank |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|
The 2026 property tax bill for 29 Allen St was $24,374, up 2.7% from the year before.
Source: Middlesex County and Lexington Town assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| County Subdivision | Lexington Town |
| Unified School District | Lexington School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $24,374.00 (+2.73%) | $1,980,000 (+2.06%) Land $843,000 Building $1,137,000 | $2,500,875 (-) |
| 2025 | $23,726.00 (+2.04%) | $1,940,000 (+2.21%) Land $803,000 Building $1,137,000 | $2,500,875 (-4.52%) |
| 2024 | $23,251.00 (+7.87%) | $1,898,000 (+14.48%) Land $765,000 Building $1,133,000 | $2,619,150 |
| 2023 | $21,554.00 | $1,658,000 Land $696,000 Building $962,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 29 Allen St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 29 Allen 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 98% of the US · lower than 96% of Massachusetts |
|---|---|
| Wildfire Likelihood | Under 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 | LEXINGTON WATER DEPT. (MWRA) serves 34,074 people · EPA ID MA3155000 |
|---|---|
| Water Source | Purchased surface water from MWRA |
| Last State Inspection | Sep 2023 |
| Lead | 2 ppb (2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 2 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 61 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 |
| Astound Broadband Cable | 1,500 / 50 |
5G (outdoors only) and 4G LTE
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