Middlesex County and Winchester Town property record for 458 Main St, Winchester, MA 01890
| Property Type | Public School (Administration, Campus, Dorms, Instruction) |
|---|---|
| Details | 4 bd · 15 ba · 153,732 sqft · built 1940 |
| Lot Size | 12.5 acres (544,500 sqft) |
| Owner | Company Name on File |
| Flood Zone | Zone AE (high risk) |
| APN | WINC M:008 B:0176 L:0 |
| Primary APN | WINC M:008 B:0176 L:0 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 15 Baths |
| Half Baths | 18 Half Baths |
| Total Rooms | 44 Rooms |
| Stories | 3 Stories |
| Building Area | 153,732 sqft Total Area |
| Gross Area | 214,961 sqft |
| 1st Floor Area | 1,440 sqft |
| Basement Area | 60,921 sqft |
| Unfinished Basement | 60,921 sqft |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1940 |
| Architectural Style | Cape Cod |
| Exterior Material | Brick |
| Construction Type | Frame |
| Roof Type | Flat |
| Roof Material | Tar & Gravel |
| Lot Area | 544,500 sqft (12.5 acres) |
| Garage Type | Basement |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Street Address | 458 MAIN ST |
|---|---|
| City | WINCHESTER |
| State | MA |
| Zip | 01890-2944 |
| Property Category | Public Works |
| Property Type | Public Works > Public School (Administration, Campus, Dorms, Instruction) |
| Local Zoning Code | SCI |
| Legal Block | 176 |
| Jurisdiction | WINCHESTER MA |
| Township / Civil Division | WINCHESTER |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 338500 |
458 Main St, a public works property, is owned by a company.
Source: Middlesex County and Winchester Town records, as of October 20, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 452 MAIN ST, WINCHESTER, MA 01890-2944 |
| Owner Type | 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 |
|---|---|
| Record Updated | Oct 29, 2026 |
Source: Middlesex County and Winchester Town assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| County Subdivision | Winchester Town |
| Unified School District | Winchester School District (PK - 12) |
| Year | Assessed Value |
|---|---|
| 2026 | $87,523,700 (%) Land $1,211,100 Building $86,312,600 |
| 2025 | $87,523,900 (+2.61%) Land $1,211,100 Building $86,312,800 |
| 2024 | $85,295,300 (+2.68%) Land $1,131,100 Building $84,164,200 |
| 2023 | $83,067,500 Land $1,051,100 Building $82,016,400 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 458 Main St in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 7 in force |
| Nearby Flood Claims | 4 (2001–2010) |
| Claims Outside the SFHA | 4 of 4 |
| Most Recent Claim | Mar 2010 · Severe Storms And Flooding |
| Claims by Event |
|
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.
Wildfire risk around 458 Main St is low, with 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 80% of the US · above 57% of Massachusetts |
|---|---|
| Wildfire Likelihood | 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 | WINCHESTER WATER DEPT serves 22,970 people · EPA ID MA3344000 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jul 2024 |
| Lead | 3 ppb (2024–2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 12 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.
Source: FCC Broadband Data Collection, based on 404 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fiber · Fixed Wireless in parts of the area | 980 / 880 |
May also be available: AT&T, T-Mobile.
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