Middlesex County and Waltham City property record for 20 Townsend St, Waltham, MA 02453
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 1.5 ba · 2,086 sqft · built 1895 |
| Lot Size | 0.099 acres (4,299 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,275,000 (Mar 2026) |
| Tax Bill | $7,826 (2026) |
| Deeds & Mortgages | Aug 2024 Mortgage Mar 2026 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 111578 |
| Primary APN | 111578 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 2,086 sqft Living Area |
| Gross Area | 4,034 sqft |
| Basement Area | 849 sqft |
| Unfinished Basement | 849 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1895 |
|---|---|
| Effective Year Built | Effective 1895 |
| Architectural Style | Colonial |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gambrel |
| Roof Material | Asphalt |
| Lot Area | 4,299 sqft (0.099 acres) |
| Heating System | Steam |
|---|---|
| Heating Fuel | Gas |
| Account Number | 111578 |
|---|---|
| Street Address | 20 TOWNSEND ST |
| City | WALTHAM |
| State | MA |
| Zip | 02453-6027 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 1 |
| Legal Block | 11 |
| Legal Lot Number | 22 |
| Jurisdiction | WALTHAM MA |
| Township / Civil Division | WALTHAM |
| Census Block Group | 4 |
| Census Block | 4003 |
| Census Tract | 368800 |
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 | 20 TOWNSEND ST, WALTHAM, MA 02453-6027 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Tenants by the Entirety |
| Date | Document |
|---|---|
| Aug 19, 2024 | Deed of Trust, Mortgage · ARM ROCKLAND TRUST CO |
| Mar 24, 2026 | Condominium Deed, Transfer · Conventional Mortgage GUARANTEED RATE INC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 24, 2026 · Amount on Record |
| Deed Sale | Mar 24, 2026 · Amount on Record |
| Prior Sale | Oct 21, 2024 · Amount on Record |
| Deed Document Number | 202632035 |
| Deed Book / Page | 85378 / 394 |
| Prior Transfer Date | Oct 17, 2024 |
| Prior Transfer Doc | 083371-379 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WALTHAM MA |
| Property Address | 20 TOWNSEND ST, WALTHAM, MA 02453-6027 |
| Transaction Type | Mortgage |
| Record Updated | Apr 15, 2026 |
| Name | Verified Name |
|---|---|
| Investor | Possibly a Property Investor |
| Document Number | 083141-258 |
|---|---|
| Date | Aug 19, 2024 |
| Book Page | 83141/258 |
| Instrument | 92844 |
| Name | ROCKLAND TRUST CO |
|---|---|
| Type | Non-Lending Institution |
| Type | ARM |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Sep 1, 2054 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 6.75% |
| Type Change Date | Sep 1, 2029 |
| Index | 1-Year CMT |
| Document Type | Condominium Deed |
|---|---|
| Jurisdiction | WALTHAM MA |
| Recording Date | Mar 24, 2026 |
| Property Address | 20 TOWNSEND ST, WALTHAM, MA 02453-6027 |
| Document Number | 085378-394 |
| Book / Page | 85378 / 394 |
| Instrument Date | Mar 13, 2026 |
| Instrument | 32035 |
| Transaction Type | Transfer |
| Record Updated | Apr 15, 2026 |
| 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 | 20 TOWNSEND ST, WALTHAM, MA 02453-6027 |
| Document Number | 0000032036 |
|---|---|
| Date | Mar 24, 2026 |
| Instrument | 32036 |
| Name | GUARANTEED RATE INC |
|---|---|
| Type | Non-Lending Institution |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Apr 1, 2056 |
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 | $7,826.00 (+3.34%) | $758,300 (-1.67%) Land $363,600 Building $394,700 | $1,166,995 (+77.8%) |
| 2025 | $7,573.00 (+2.62%) | $771,200 (+0.73%) Land $331,300 Building $439,900 | $656,355 (+2.57%) |
| 2024 | $7,380.00 (+8.8%) | $765,600 (+16.48%) Land $329,300 Building $436,300 | $639,920 |
| 2023 | $6,783.00 | $657,300 Land $315,600 Building $341,700 |
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 435 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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