Middlesex County and Waltham City property record for 233 Brown St, #239, Waltham, MA 02453
| Property Type | Apartments (5+ Units) |
|---|---|
| Details | 8 bd · 4 ba · 4,086 sqft · built 1900 |
| Lot Size | 0.11 acres (4,800 sqft) |
| Owner | Company Name on File |
| Tax Bill | $11,484 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 16404 |
| Primary APN | 16404 |
|---|---|
| Alternative APN |
|
| Bedrooms | 8 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 16 Rooms |
| Units | 4 Units |
| Stories | 2 Stories |
| Building Area | 4,086 sqft Living Area |
| Gross Area | 6,379 sqft |
| Basement Area | 2,043 sqft |
| Unfinished Basement | 2,043 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Hip |
| Roof Material | Asphalt |
| Lot Area | 4,800 sqft (0.11 acres) |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Oil |
| Account Number | 16404 |
|---|---|
| Street Address | 233 BROWN ST, 239 |
| City | WALTHAM |
| State | MA |
| Zip | 02453-5842 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Apartments (5+ Units) |
| Legal Block | 7 |
| Legal Lot Number | 1 |
| Jurisdiction | WALTHAM MA |
| Township / Civil Division | WALTHAM |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 368600 |
233 Brown St, #239 is owned by a company that acquired it in January 2009.
Source: Middlesex County and Waltham City records, as of April 14, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 144 SUMMER ST, WALTHAM, MA 02452-5602 |
| Owner Type | Company |
| Vesting | 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 |
|---|---|
| Last Sale | Jan 2, 2009 |
| Deed Sale | Jan 2, 2009 |
| Record Updated | Jun 8, 2026 |
The 2025 property tax bill for 233 Brown St, #239 was $11,484, up 10.6% from the year before.
Source: Middlesex County and Waltham City assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| Municipality | Waltham City |
| Unified School District | Waltham School District (PK - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $11,484.00 (+10.64%) | $1,169,400 (+8.6%) Land $388,000 Building $781,400 |
| 2024 | $10,380.00 | $1,076,800 Land $336,000 Building $740,800 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 233 Brown St, #239 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 233 Brown St, #239 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 | WALTHAM WATER DEPARTMENT serves 65,218 people · EPA ID MA3308000 |
|---|---|
| Water Source | Purchased surface water from MWRA |
| Last State Inspection | Jun 2024 |
| Lead | 2 ppb (2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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 797 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 |
May also be available: T-Mobile.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures