Middlesex County and Lexington Town property record for 18 Smith Ave, Lexington, MA 02421
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,174 sqft · built 1930 |
| Lot Size | 0.31 acres (13,500 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $873,300 (Feb 2001) |
| Tax Bill | $22,121 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | LEXI M:0022 L:000122 |
| Primary APN | LEXI M:0022 L:000122 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,174 sqft Living Area |
| Gross Area | 4,076 sqft |
| 1st Floor Area | 1,092 sqft |
| Attic | Attic |
| Attic Area | 768 sqft |
| Basement Area | 1,080 sqft |
| Unfinished Basement | 1,080 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1930 |
|---|---|
| Effective Year Built | Effective 1930 |
| Architectural Style | Colonial |
| Exterior Material | Wood Siding |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 13,500 sqft (0.31 acres) |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | Deck Area |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Gas |
| Street Address | 18 SMITH AVE |
|---|---|
| City | LEXINGTON |
| State | MA |
| Zip | 02421-5908 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RS |
| Legal Lot Number | 122 |
| Jurisdiction | LEXINGTON MA |
| Township / Civil Division | LEXINGTON |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 358100 |
18 Smith Ave is owned and occupied by two individuals who bought it in February 2001.
Source: Middlesex County and Lexington Town records, as of October 20, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 18 SMITH AVE, LEXINGTON, MA 02421-5908 |
| 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.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Feb 12, 2001 · Amount on File |
| Deed Sale | Feb 12, 2001 · Amount on File |
| Prior Sale | Nov 30, 2000 · Amount on File |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 18 Smith Ave was $22,121, up 4.4% 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 | $22,121.00 (+4.43%) | $1,797,000 (+3.75%) Land $1,104,000 Building $693,000 | $2,119,450 (-) |
| 2025 | $21,182.00 (-4.83%) | $1,732,000 (-4.68%) Land $1,052,000 Building $680,000 | $2,119,450 (+3.33%) |
| 2024 | $22,258.00 (+2.1%) | $1,817,000 (+8.35%) Land $1,002,000 Building $815,000 | $2,051,050 |
| 2023 | $21,801.00 | $1,677,000 Land $911,000 Building $766,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 18 Smith Ave in Zone X, an area of minimal flood risk.
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 | 1 in force |
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.
The area around 18 Smith Ave has no burnable land within ember reach, so its wildfire risk is not rated.
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 299 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 |
May also be available: AT&T, T-Mobile.
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