Middlesex County and Lexington Town property record for 489 Concord Ave, Lexington, MA 02421
| Property Type | Public School (Administration, Campus, Dorms, Instruction) |
|---|---|
| Details | 4 bd · 2.5 ba · 2,542 sqft · built 1925 |
| Lot Size | 3.74 acres (163,294 sqft) |
| Owner | Company Name on Record |
| Last Sale | $1,000,000 (Aug 2015) |
| Tax Bill | $12,206 (2016) |
| Flood Zone | Zone X (minimal risk) |
| APN | 11000033 |
| Primary APN | 11000033 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,542 sqft Total Area |
| Gross Area | 3,190 sqft |
| 1st Floor Area | 1,934 sqft |
| Basement Area | 608 sqft |
| Unfinished Basement | 608 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1925 |
|---|---|
| Effective Year Built | Effective 1925 |
| Architectural Style | Conventional |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 163,294 sqft (3.74 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Hot Water |
| Heating Fuel | Oil |
| Account Number | 11000033 |
|---|---|
| Street Address | 489 CONCORD AVE |
| City | LEXINGTON |
| State | MA |
| Zip | 02421-8029 |
| Property Category | Public Works |
| Property Type | Public Works > Public School (Administration, Campus, Dorms, Instruction) |
| Local Zoning Code | RO |
| Legal Lot Number | 33 |
| Jurisdiction | LEXINGTON MA |
| Township / Civil Division | LEXINGTON |
| Census Block Group | 4 |
| Census Block | 4003 |
| Census Tract | 358300 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 453 CONCORD AVE, LEXINGTON, MA 02421-8007 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 5, 2015 · Amount on Record |
| Deed Sale | Aug 5, 2015 · Amount on Record |
| Deed Document Number | 20151706954 |
| Deed Book / Page | 837 / 137 |
| Record Updated | Oct 29, 2026 |
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 |
|---|---|---|
| 2026 | $1,310,000 (+3.48%) Land $699,000 Building $611,000 | |
| 2025 | $1,266,000 (+4.03%) Land $699,000 Building $567,000 | |
| 2024 | $1,217,000 (+13.95%) Land $694,000 Building $523,000 | |
| 2023 | $1,068,000 Land $694,000 Building $374,000 | |
| 2016 | $12,206.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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.
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 143 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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