Middlesex County and Waltham City property record for 23 Porter Rd, Waltham, MA 02452
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,061 sqft · built 1938 |
| Lot Size | 0.138 acres (5,998 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $1,025,000 (Jun 2023) |
| Tax Bill | $8,804 (2026) |
| Deeds & Mortgages | Jun 2023 Sale & Mortgage May 2020 Refinance + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 91901 |
| Primary APN | 91901 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,061 sqft Living Area |
| Gross Area | 2,728 sqft |
| Basement Area | 990 sqft |
| Unfinished Basement | 495 sqft |
| Year Built | Built 1938 |
|---|---|
| Effective Year Built | Effective 1938 |
| Architectural Style | Colonial |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Hip |
| Roof Material | Asphalt |
| Lot Area | 5,998 sqft (0.138 acres) |
| Garage Type | Basement |
| Parking Spaces | 1 Parking Space |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Account Number | 91901 |
|---|---|
| Street Address | 23 PORTER RD |
| City | WALTHAM |
| State | MA |
| Zip | 02452-6446 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 1 |
| Legal Subdivision | PLAN 12980A |
| Legal Block | 7 |
| Legal Lot Number | 9 |
| Jurisdiction | WALTHAM MA |
| Township / Civil Division | WALTHAM |
| Census Block Group | 2 |
| Census Block | 2009 |
| Census Tract | 369100 |
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 PORTER RD, WALTHAM, MA 02452-6446 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Living Trust |
| Date | Document |
|---|---|
| Jun 28, 2023 | Quit Claim Deed, Transfer · Stand-Alone First Mortgage MIDDLESEX SAVINGS BANK |
| May 27, 2020 | Deed of Trust, Mortgage · Stand-Alone Refinance CHARLES RIVER BANK |
| Nov 6, 2020 | Deed of Trust, Mortgage · Conventional Mortgage TD BK NA |
| Dec 11, 2017 | Deed of Trust, Mortgage · Line of Credit PATRIOT CMNTY BK |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 28, 2023 · Amount on Record |
| Deed Sale | Jun 28, 2023 · Amount on Record |
| Prior Sale | Nov 26, 2014 · Amount on Record |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | WALTHAM MA |
| Recording Date | Jun 28, 2023 |
| Property Address | 23 PORTER RD, WALTHAM, MA 02452-6446 |
| Document Number | 0001939588 |
| Instrument Date | Jun 28, 2023 |
| Instrument | 1939588 |
| Transaction Type | Transfer |
| Record Updated | Jul 19, 2023 |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants by the Entirety |
| Address | 23 PORTER RD, WALTHAM, MA 02452-6446 |
| Document Number | 0001939589 |
|---|---|
| Date | Jun 28, 2023 |
| Instrument | 1939589 |
| Name | MIDDLESEX SAVINGS BANK |
|---|---|
| Type | Bank |
| Type | Stand-Alone First Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WALTHAM MA |
| Property Address | 23 PORTER RD, WALTHAM, MA 02452-6446 |
| Transaction Type | Mortgage |
| Record Updated | Jun 14, 2023 |
| Name | Verified Name |
|---|
| Document Number | 0001842928 |
|---|---|
| Date | May 27, 2020 |
| Instrument | 1842928 |
| Name | CHARLES RIVER BANK |
|---|
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jun 1, 2050 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WALTHAM MA |
| Property Address | 23 PORTER RD, WALTHAM, MA 02452-6446 |
| Document Number | 0001861050 |
| Instrument Date | Nov 6, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Dec 9, 2020 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|---|
| Address | 23 PORTER RD WALTHAM MA 024526446, WALTHAM, MA 02452-6446 |
| Document Number | 0001861050 |
|---|---|
| Date | Nov 18, 2020 |
| Instrument | 1861050 |
| Name | TD BK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Nov 17, 2050 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WALTHAM MA |
| Property Address | 23 PORTER RD, WALTHAM, MA 02452-6446 |
| Document Number | 0000077791 |
| Instrument Date | Dec 11, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Jan 11, 2018 |
| Name | Verified Name |
|---|
| Document Number | 0000077791 |
|---|---|
| Date | Dec 19, 2017 |
| Instrument | 77791 |
| Name | PATRIOT CMNTY BK |
|---|---|
| Type | Bank |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|
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 | $8,804.00 (+9.23%) | $853,100 (+3.94%) Land $446,400 Building $406,700 | $980,644 (-12.07%) |
| 2025 | $8,060.00 (+24.88%) | $820,800 (+22.6%) Land $415,400 Building $405,400 | $1,115,300 (+8.64%) |
| 2024 | $6,454.00 (+2.18%) | $669,500 (+9.4%) Land $396,000 Building $273,500 | $1,026,570 |
| 2023 | $6,316.00 | $612,000 Land $360,000 Building $252,000 |
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 12 policies |
| Nearby Flood Policies | 12 in force |
| Nearby Flood Claims | 6 (1996–2010) |
| Claims Outside the SFHA | 2 of 6 |
| Most Recent Claim | Mar 2010 · Severe Storms And Flooding |
| 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 | 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 356 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
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