Middlesex County and Billerica Town property record for 35 River St, Billerica, MA 01821
| Property Type | Government / Public Use |
|---|---|
| Details | 504,154 sqft · built 1973 |
| Lot Size | 19.4 acres (845,064 sqft) |
| Owner | Company Name on Record |
| Flood Zone | Zone X (minimal risk) |
| APN | BILL M:0050 B:0030 L:0 |
| Primary APN | BILL M:0050 B:0030 L:0 |
|---|
| Full Baths | 8 Baths |
|---|---|
| Half Baths | 12 Half Baths |
| Stories | 2 Stories |
| Building Area | 504,154 sqft Total Area |
| Year Built | Built 1973 |
|---|---|
| Effective Year Built | Effective 1973 |
| Exterior Material | Brick |
| Construction Type | Steel Frame |
| Roof Type | Flat |
| Roof Material | Tar & Gravel |
| Lot Area | 845,064 sqft (19.4 acres) |
| Total Buildings | 2 Buildings |
| Cooling System | HVAC |
|---|---|
| Heating System | Steam |
| Heating Fuel | Oil |
| Street Address | 35 RIVER ST |
|---|---|
| City | BILLERICA |
| State | MA |
| Zip | 01821-1827 |
| Property Category | Public Works |
| Property Type | Public Works > Government / Public Use |
| Local Zoning Code | 2 |
| Legal Block | 30 |
| Jurisdiction | BILLERICA MA |
| Township / Civil Division | BILLERICA |
| Census Block Group | 4 |
| Census Block | 4008 |
| Census Tract | 316102 |
Source: Middlesex County and Billerica 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 | 365 BOSTON RD, BILLERICA, MA 01821-1892 |
| Owner Type | Company |
| Vesting | Government |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
Source: Middlesex County and Billerica Town assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| County Subdivision | Billerica Town |
| Unified School District | Billerica School District (PK - 12) |
| Year | Assessed Value |
|---|---|
| 2026 | $57,555,700 (-) Land $9,031,900 Building $48,461,400 |
| 2025 | $57,555,700 (+11.39%) Land $9,031,900 Building $48,523,800 |
| 2024 | $51,672,400 Land $8,755,000 Building $42,917,400 |
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 | 4 in force |
| Nearby Flood Claims | 22 (1979–2024) |
| Claims Outside the SFHA | 4 of 22 |
| Most Recent Claim | Feb 2024 · rainfall accumulation |
| 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.
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 | BILLERICA WATER WORKS serves 42,119 people · EPA ID MA3031000 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | May 2025 |
| Lead | 2 ppb (2023–2025) action level 15 ppb |
| Water Quality | Bromate resolved · Apr 2023 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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 117 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
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