Middlesex County and Waltham City property record for 5 Bemis Ave, Waltham, MA 02453
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2.5 ba · 1,877 sqft · built 1900 |
| Lot Size | 0.089 acres (3,859 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $430,000 (Aug 2003) |
| Tax Bill | $7,994 (2026) |
| Deeds & Mortgages | Aug 2020 Refinance |
| Flood Zone | Zone X (minimal risk) |
| APN | 13247 |
| Primary APN | 13247 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 1,877 sqft Living Area |
| Gross Area | 3,268 sqft |
| Basement Area | 978 sqft |
| Unfinished Basement | 880 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Architectural Style | Duplex Single |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 3,859 sqft (0.089 acres) |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Account Number | 13247 |
|---|---|
| Street Address | 5 BEMIS AVE |
| City | WALTHAM |
| State | MA |
| Zip | 02453-4230 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | 1 |
| Legal Block | 23 |
| Legal Lot Number | 10 |
| Jurisdiction | WALTHAM MA |
| Township / Civil Division | WALTHAM |
| Census Block Group | 5 |
| Census Block | 5006 |
| Census Tract | 368300 |
Source: Middlesex County and Waltham City 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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 5 BEMIS AVE, WALTHAM, MA 02453-4230 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 1, 2003 · Amount on Record |
| Deed Sale | Aug 1, 2003 · Amount on Record |
| Deed Document Number | 20033078 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WALTHAM MA |
| Property Address | 5 BEMIS AVE, WALTHAM, MA 02453-4230 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 75418-472 |
|---|---|
| Date | Aug 21, 2020 |
| Book Page | 75418/472 |
| Instrument | 143206 |
| Name | MAIN STREET BANK (MA) |
|---|
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount Recorded |
| Term | 181 Months |
| Due | Sep 1, 2035 |
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 | Assessed Market Value |
|---|---|---|---|
| 2026 | $7,994.00 (+3.11%) | $774,600 (-1.89%) Land $358,900 Building $415,700 | $811,238 |
| 2025 | $7,753.00 (+8.57%) | $789,500 (+6.57%) Land $327,100 Building $462,400 | |
| 2024 | $7,141.00 (+7.42%) | $740,800 (+15%) Land $325,000 Building $415,800 | |
| 2023 | $6,648.00 | $644,200 Land $311,500 Building $332,700 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; 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 | 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 504 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 2,000 |
| Astound Broadband Cable | 1,500 / 50 |
| AT&T Fixed Wireless | 100 / 20 |
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