Middlesex County and Waltham City property record for 70 Winthrop St, Waltham, MA 02453
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2.5 ba · 1,502 sqft · built 1940 |
| Lot Size | 0.115 acres (5,001 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $7,326 (2026) |
| Deeds & Mortgages | Sep 2026 Mortgage Aug 2026 Transfer + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 128310 |
| Primary APN | 128310 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Stories | 2 Stories |
| Building Area | 1,502 sqft Living Area |
| Gross Area | 2,586 sqft |
| Basement Area | 858 sqft |
| Unfinished Basement | 858 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1940 |
| Architectural Style | Cape Cod |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 5,001 sqft (0.115 acres) |
| Garage Type | Detached |
| Parking Spaces | 1 Parking Space |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Gas |
| Account Number | 128310 |
|---|---|
| Street Address | 70 WINTHROP ST |
| City | WALTHAM |
| State | MA |
| Zip | 02453-2884 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 1 |
| Legal Subdivision | JOHN E JOHNSON |
| Legal Block | 37 |
| Legal Lot Number | 3 |
| Jurisdiction | WALTHAM MA |
| Township / Civil Division | WALTHAM |
| Census Block Group | 4 |
| Census Block | 4006 |
| Census Tract | 368400 |
70 Winthrop St is owned and occupied by an individual who acquired it in May 2026.
Source: Middlesex County and Waltham City records, as of October 20, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 70 WINTHROP ST, WALTHAM, MA 02453-2884 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Individual(s) |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Sep 22, 2026 | Deed of Trust, Mortgage ROCKLAND TRUST COMPANY |
| Aug 31, 2026 | Quit Claim Deed, Transfer Quitclaim |
| Nov 20, 2020 | Deed of Trust, Mortgage · Stand-Alone Refinance ENVISION BANK |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 9, 2012 |
| Deed Sale | Mar 9, 2012 |
| Prior Sale | Aug 17, 2011 · Amount on File |
| Deed Document Number | 20124 |
| Deed Book / Page | 58650 / 245 |
| Last Transfer Date | May 7, 2026 |
| Transfer Doc | 0000110884 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WALTHAM MA |
| Recording Date | Sep 22, 2026 |
| Property Address | 70 WINTHROP ST, WALTHAM, MA 02453-2884 |
| Document Number | 0000119797 |
| Book / Page | 86162 / 48 |
| Instrument Date | Sep 17, 2026 |
| Instrument | 2026119797 |
| Transaction Type | Mortgage |
| Record Updated | Oct 14, 2026 |
| Name | Verified Name |
|---|---|
| Address | 70 WINTHROP ST, WALTHAM, MA 02453-2884 |
| Document Number | 0000119797, |
|---|---|
| Date | Sep 22, 2026 |
| Book Page | 86162/48 |
| Instrument | 2026119797 |
| Name | ROCKLAND TRUST COMPANY |
|---|
| Amount | Amount on Record |
|---|---|
| Term | 240 Months |
| Due | Oct 1, 2046 |
| Max Rate | -1% |
|---|
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | WALTHAM MA |
| Recording Date | Aug 31, 2026 |
| Property Address | 70 WINTHROP ST, WALTHAM, MA 02453-2884 |
| Document Number | 0000110884 |
| Book / Page | 86086 / 233 |
| Instrument Date | May 7, 2026 |
| Instrument | 2026110884 |
| Transaction Type | Transfer |
| Record Updated | Sep 23, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 70 WINTHROP ST, WALTHAM, MA 02453-2884 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WALTHAM MA |
| Property Address | 70 WINTHROP ST, WALTHAM, MA 02453-2884 |
| Transaction Type | Mortgage |
| Record Updated | Jun 23, 2021 |
| Name | Verified Name |
|---|
| Document Number | 76226-262 |
|---|---|
| Date | Nov 20, 2020 |
| Book Page | 76226/262 |
| Instrument | 219358 |
| Name | ENVISION BANK |
|---|
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Dec 1, 2050 |
The 2026 property tax bill for 70 Winthrop St was $7,326, up 10.9% 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 | Assessed Market Value |
|---|---|---|---|
| 2026 | $7,326.00 (+10.88%) | $709,900 (+5.51%) Land $396,900 Building $313,000 | $774,526 (+20.34%) |
| 2025 | $6,607.00 (+3.69%) | $672,800 (+1.79%) Land $378,000 Building $294,800 | $643,625 (+16.67%) |
| 2024 | $6,372.00 (+1.08%) | $661,000 (+8.2%) Land $371,000 Building $290,000 | $551,665 |
| 2023 | $6,304.00 | $610,900 Land $336,000 Building $274,900 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 70 Winthrop St in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 1978.
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 Claims | 2 (1978–1979) |
| Most Recent Claim | Feb 1979 · tidal / storm surge |
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.
Wildfire risk around 70 Winthrop St is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 98.7% of Massachusetts |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 280 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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