Middlesex County and Lexington Town property record for 23 Bertwell Rd, Lexington, MA 02420
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 4.5 ba · 3,942 sqft · built 1931 |
| Lot Size | 0.486 acres (21,163 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,137,300 (Aug 2014) |
| Tax Bill | $26,183 (2026) |
| Deeds & Mortgages | Apr 2018 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | LEXI M:0071 L:000182 |
| Primary APN | LEXI M:0071 L:000182 |
|---|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 13 Rooms |
| Stories | 2 Stories |
| Building Area | 3,942 sqft Living Area |
| Gross Area | 7,433 sqft |
| 1st Floor Area | 1,756 sqft |
| Attic | Attic |
| Attic Area | 1,008 sqft |
| Basement Area | 1,268 sqft |
| Unfinished Basement | 1,268 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1931 |
|---|---|
| Effective Year Built | Effective 1931 |
| Architectural Style | Colonial |
| Exterior Material | Wood Siding |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 21,163 sqft (0.486 acres) |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | Deck Area |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Street Address | 23 BERTWELL RD |
|---|---|
| City | LEXINGTON |
| State | MA |
| Zip | 02420-3301 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RS |
| Legal Subdivision | LEXINGTON BLDG TRUST |
| Legal Lot Number | 182 |
| Jurisdiction | LEXINGTON MA |
| Township / Civil Division | LEXINGTON |
| Census Block Group | 5 |
| Census Block | 5013 |
| Census Tract | 358600 |
Source: Middlesex County and Lexington Town records, as of October 20, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 23 BERTWELL RD, LEXINGTON, MA 02420-3301 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 4, 2014 · Amount on Record |
| Deed Sale | Aug 4, 2014 · Amount on Record |
| Deed Book / Page | 64026 / 137 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LEXINGTON MA |
| Property Address | 23 BERTWELL RD, LEXINGTON, MA 02420-3301 |
| Document Number | 70913-95 |
| Instrument Date | Apr 20, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Aug 8, 2018 |
| Name | Verified Name |
|---|---|
| Address | 23 BERTWELL RD LEXINGTON MA 024203301, LEXINGTON, MA 02420-3301 |
| Document Number | 70913-95 |
|---|---|
| Date | Apr 25, 2018 |
| Book Page | 070913/000095 |
| Instrument | 56126 |
| Name | MASSACHUSETTS INST/TECH |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 120 Months |
| Due | Apr 24, 2028 |
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 | $26,183.00 (+3.93%) | $2,127,000 (+3.25%) Land $941,000 Building $1,186,000 | $2,093,895 (-) |
| 2025 | $25,194.00 (+24.64%) | $2,060,000 (+24.85%) Land $896,000 Building $1,164,000 | $2,093,895 (+13.27%) |
| 2024 | $20,213.00 (+2.02%) | $1,650,000 (+8.27%) Land $853,000 Building $797,000 | $1,848,510 |
| 2023 | $19,812.00 | $1,524,000 Land $776,000 Building $748,000 |
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 | 2 in force |
| Nearby Flood Claims | 3 (1982–2017) |
| Claims Outside the SFHA | 1 of 3 |
| Most Recent Claim | Jul 2017 · other causes |
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 | Not rated no burnable land within 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 289 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| T-Mobile Fixed Wireless | 100 / 20 |
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