Middlesex County and Waltham City property record for 23 Benefit St, Waltham, MA 02453
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2.5 ba · 2,176 sqft · built 1880 |
| Lot Size | 0.115 acres (5,001 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $38,500 (Aug 1976) |
| Tax Bill | $8,889 (2026) |
| Deeds & Mortgages | Jan 2022 Line of Credit Aug 2023 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 10133 |
| Primary APN | 10133 |
|---|---|
| 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 | 2,176 sqft Living Area |
| Gross Area | 3,264 sqft |
| Basement Area | 1,088 sqft |
| Unfinished Basement | 1,088 sqft |
| Year Built | Built 1880 |
|---|---|
| Effective Year Built | Effective 1880 |
| Architectural Style | Duplex Single |
| Exterior Material | Other |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 5,001 sqft (0.115 acres) |
| Garage Type | Detached |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Account Number | 10133 |
|---|---|
| Street Address | 23 BENEFIT ST |
| City | WALTHAM |
| State | MA |
| Zip | 02453-8635 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | 1 |
| Legal Block | 2 |
| Legal Lot Number | 13 |
| Jurisdiction | WALTHAM MA |
| Township / Civil Division | WALTHAM |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 368700 |
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 Company Names on Record |
|---|---|
| Mailing Address | 23 BENEFIT ST, WALTHAM, MA 02453-8635 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Jan 4, 2022 | Deed of Trust, Mortgage · Line of Credit CITIZENS BANK |
| Aug 30, 2023 | Deed, Transfer |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 4, 1976 · Amount on Record |
| Deed Sale | Aug 4, 1976 · Amount on Record |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WALTHAM MA |
| Property Address | 23 BENEFIT ST, WALTHAM, MA 02453-8635 |
| Transaction Type | Mortgage |
| Record Updated | Jan 20, 2026 |
| Name | Verified Name |
|---|
| Document Number | 079475-170 |
|---|---|
| Date | Jan 4, 2022 |
| Book Page | 79475/170 |
| Instrument | 202200000823 |
| Name | CITIZENS BANK |
|---|---|
| Type | Bank |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 289 Months |
| Due | Feb 1, 2046 |
| Rate Type | Adjustable Rate |
|---|
| Document Type | Deed |
|---|---|
| Jurisdiction | WALTHAM MA |
| Recording Date | Aug 30, 2023 |
| Property Address | 23 BENEFIT ST, WALTHAM, MA 02453-8635 |
| Document Number | 081947-363 |
| Book / Page | 81947 / 363 |
| Instrument Date | Aug 24, 2023 |
| Instrument | 98203 |
| Transaction Type | Transfer |
| Record Updated | Sep 15, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 23 BENEFIT ST, WALTHAM, MA 02453-8635 |
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 | $8,889.00 (+14.42%) | $861,300 (+8.87%) Land $389,200 Building $472,100 | $784,492 |
| 2025 | $7,769.00 (+7.81%) | $791,100 (+5.83%) Land $353,500 Building $437,600 | |
| 2024 | $7,206.00 (-0.24%) | $747,500 (+6.8%) Land $353,500 Building $394,000 | |
| 2023 | $7,223.00 | $699,900 Land $322,000 Building $377,900 |
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 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 8 (1978–1998) |
| Claims Outside the SFHA | 1 of 8 |
| Most Recent Claim | Jun 1998 · Heavy Rains And Flooding |
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 | 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 591 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 · Fiber in parts of the area | 2,000 / 2,000 |
| Astound Broadband Cable | 1,500 / 50 |
May also be available: AT&T, T-Mobile.
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