Middlesex County and Lexington Town property record for 40 Williams Rd, Lexington, MA 02420
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 4.5 ba · 3,770 sqft · built 1950 |
| Lot Size | 0.556 acres (24,212 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $420,000 (Mar 2002) |
| Tax Bill | $23,623 (2026) |
| Deeds & Mortgages | May 2024 Refinance Apr 2019 Line of Credit + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | LEXI M:0078 L:00255B |
| Primary APN | LEXI M:0078 L:00255B |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 3,770 sqft Living Area |
| Gross Area | 7,798 sqft |
| 1st Floor Area | 1,408 sqft |
| Attic | Attic |
| Attic Area | 1,296 sqft |
| Basement Area | 1,408 sqft |
| Unfinished Basement | 1,408 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Architectural Style | Contemporary |
| Exterior Material | Aluminum/Vinyl |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 24,212 sqft (0.556 acres) |
| Parking Spaces | 1 Parking Space |
| Deck Area | Deck Area |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Oil |
| Street Address | 40 WILLIAMS RD |
|---|---|
| City | LEXINGTON |
| State | MA |
| Zip | 02420-3232 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RS |
| Legal Subdivision | LEXINGTON |
| Legal Lot Number | 255B |
| Jurisdiction | LEXINGTON MA |
| Township / Civil Division | LEXINGTON |
| Census Block Group | 5 |
| Census Block | 5001 |
| 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 | 40 WILLIAMS RD, LEXINGTON, MA 02420-3232 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| May 2, 2024 | Deed of Trust, Mortgage · Stand-Alone Refinance SALEM FIVE CENTS SAVINGS BANK |
| Apr 3, 2019 | Deed of Trust, Mortgage · Line of Credit CENTURY BANK & TRUST |
| Dec 29, 2016 | Deed of Trust, Mortgage · Line of Credit CITIZENS BK/RI |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 1, 2002 · Amount on Record |
| Deed Sale | Mar 1, 2002 · Amount on Record |
| Prior Sale | Mar 1, 2002 · Amount on Record |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LEXINGTON MA |
| Property Address | 40 WILLIAMS RD, LEXINGTON, MA 02420-3232 |
| Transaction Type | Mortgage |
| Record Updated | Apr 3, 2026 |
| Name | Verified Name |
|---|
| Document Number | 082729-525 |
|---|---|
| Date | May 2, 2024 |
| Book Page | 82729/525 |
| Instrument | 44839 |
| Name | SALEM FIVE CENTS SAVINGS BANK |
|---|---|
| Type | Bank |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount Recorded |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LEXINGTON MA |
| Property Address | 40 WILLIAMS RD, LEXINGTON, MA 02420-3232 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 72415-460 |
|---|---|
| Date | Apr 3, 2019 |
| Book Page | 72415/460 |
| Instrument | 41415 |
| Name | CENTURY BANK & TRUST |
|---|---|
| Type | Bank |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 241 Months |
| Due | May 1, 2039 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LEXINGTON MA |
| Property Address | 40 WILLIAMS RD, LEXINGTON, MA 02420-3232 |
| Document Number | 68868-171 |
| Book / Page | 068868 / 000171 |
| Instrument Date | Dec 29, 2016 |
| Transaction Type | Mortgage |
| Record Updated | Feb 28, 2017 |
| Name | Verified Name |
|---|
| Document Number | 68868-171 |
|---|---|
| Date | Feb 7, 2017 |
| Book Page | 068868/000171 |
| Instrument | 21009 |
| Name | CITIZENS BK/RI |
|---|---|
| Type | Bank |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|
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 | $23,623.00 (+5.67%) | $1,919,000 (+4.98%) Land $955,000 Building $964,000 | $2,073,174 (+2.96%) |
| 2025 | $22,356.00 (+7.98%) | $1,828,000 (+8.17%) Land $910,000 Building $918,000 | $2,013,525 (+16.61%) |
| 2024 | $20,703.00 (+6.38%) | $1,690,000 (+12.89%) Land $867,000 Building $823,000 | $1,726,720 |
| 2023 | $19,461.00 | $1,497,000 Land $788,000 Building $709,000 |
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 392 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 |
| Astound Broadband Cable | 1,500 / 50 |
| T-Mobile Fixed Wireless | 100 / 20 |
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