Middlesex County and Sudbury Town property record for 491 Concord Rd, Sudbury, MA 01776
| Property Type | Government / Public Use |
|---|---|
| Details | 3,424 sqft |
| Lot Size | 30.7 acres (1,338,599 sqft) |
| Owner | Company Name on Record |
| Flood Zone | Zone X (minimal risk) |
| APN | SUDB F-10-00001 |
| Primary APN | SUDB F-10-00001 |
|---|---|
| Alternative APN |
|
| Building Area | 3,424 sqft Total Area |
|---|---|
| Gross Area | 4,464 sqft |
| Lot Area | 1,338,599 sqft (30.7 acres) |
|---|
| Street Address | 491 CONCORD RD |
|---|---|
| City | SUDBURY |
| State | MA |
| Zip | 01776-1826 |
| Property Category | Public Works |
| Property Type | Public Works > Government / Public Use |
| Local Zoning Code | RESC |
| Jurisdiction | SUDBURY MA |
| Township / Civil Division | SUDBURY |
| Census Block Group | 4 |
| Census Block | 4017 |
| Census Tract | 365100 |
Source: Middlesex County and Sudbury 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 | 278 OLD SUDBURY RD, SUDBURY, MA 01776-1843 |
| Owner Type | Company |
| Vesting | Government |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
Source: Middlesex County and Sudbury Town assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| County Subdivision | Sudbury Town |
| Secondary School District | Lincoln-Sudbury School District (09 - 12) |
| Elementary School District | Sudbury School District (PK - 08) |
| Year | Assessed Value |
|---|---|
| 2026 | $3,017,400 (-0.19%) Land $2,617,200 Building $400,200 |
| 2025 | $3,023,100 (+3.99%) Land $2,617,200 Building $405,900 |
| 2024 | $2,907,200 Land $2,509,700 Building $397,500 |
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 | 5 in force |
| Nearby Flood Claims | 2 (1979–1982) |
| Most Recent Claim | Jun 1982 · tidal / storm surge |
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 65% of the US · above 99.3% of Massachusetts |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | Direct burnable vegetation |
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 | SUDBURY WATER DISTRICT serves 18,416 people · EPA ID MA3288000 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Oct 2025 |
| Lead | 4 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 4 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 30 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 / 250 |
5G and 4G LTE (outdoors only)
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