Middlesex County and Waltham City property record for 340 Forest St, Waltham, MA 02452
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 1,299 sqft · built 1860 |
| Lot Size | 0.594 acres (25,857 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $186,000 (Jul 1993) |
| Tax Bill | $8,714 (2026) |
| Deeds & Mortgages | Apr 2024 Line of Credit Jun 2021 Refinance + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 42091 |
| Primary APN | 42091 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,299 sqft Living Area |
| Gross Area | 2,432 sqft |
| Basement Area | 759 sqft |
| Unfinished Basement | 759 sqft |
| Year Built | Built 1860 |
|---|---|
| Effective Year Built | Effective 1860 |
| Architectural Style | Other |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gambrel |
| Roof Material | Asphalt |
| Lot Area | 25,857 sqft (0.594 acres) |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Gas |
| Account Number | 42091 |
|---|---|
| Street Address | 340 FOREST ST |
| City | WALTHAM |
| State | MA |
| Zip | 02452-4718 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 1 |
| Legal Block | 8 |
| Legal Lot Number | 3 |
| Jurisdiction | WALTHAM MA |
| Township / Civil Division | WALTHAM |
| Census Block Group | 3 |
| Census Block | 3010 |
| Census Tract | 368901 |
340 Forest St is owned and occupied by two individuals who acquired it in May 2020.
Source: Middlesex County and Waltham City records, as of October 20, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 340 FOREST ST, WALTHAM, MA 02452-4718 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Tenants in Common |
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 |
|---|---|
| Apr 10, 2024 | Deed of Trust, Mortgage · Line of Credit WINCHESTER COOPERATIVE BANK |
| Jun 8, 2021 | Deed of Trust, Mortgage · Stand-Alone Refinance WINCHESTER COOPERATIVE BANK |
| Jun 17, 2020 | Deed of Trust, Mortgage · Balloon Mortgage WINCHESTER COOPERATIVE BANK |
| Oct 23, 2019 | Quit Claim Deed, Transfer NOT AVAILABLE |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 14, 1993 · Amount on File |
| Deed Sale | Jul 14, 1993 · Amount on File |
| Last Transfer Date | May 18, 2020 |
| Transfer Doc | 74907-533 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WALTHAM MA |
| Property Address | 340 FOREST ST, WALTHAM, MA 02452-4718 |
| Transaction Type | Mortgage |
| Record Updated | Apr 26, 2024 |
| Name | Verified Name |
|---|
| Document Number | 082653-104 |
|---|---|
| Date | Apr 10, 2024 |
| Book Page | 82653/104 |
| Instrument | 35827 |
| Name | WINCHESTER COOPERATIVE BANK |
|---|---|
| Type | Bank |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 241 Months |
| Due | May 1, 2044 |
| Rate Type | Adjustable Rate |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WALTHAM MA |
| Property Address | 340 FOREST ST, WALTHAM, MA 02452-4718 |
| Transaction Type | Mortgage |
| Record Updated | Jan 17, 2022 |
| Name | Verified Name |
|---|
| Document Number | 077960-115 |
|---|---|
| Date | Jun 8, 2021 |
| Book Page | 77960/115 |
| Instrument | 128801 |
| Name | WINCHESTER COOPERATIVE BANK |
|---|---|
| Type | Bank |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jul 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WALTHAM MA |
| Property Address | 340 FOREST ST, WALTHAM, MA 02452-4718 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 74907-86 |
|---|---|
| Date | Jun 17, 2020 |
| Book Page | 74907/86 |
| Instrument | 94504 |
| Name | WINCHESTER COOPERATIVE BANK |
|---|---|
| Type | Bank |
| Type | Balloon Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 241 Months |
| Due | Jul 1, 2040 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | WALTHAM MA |
| Recording Date | Oct 23, 2019 |
| Property Address | 340 FOREST ST, WALTHAM, MA 02452-4718 |
| Document Number | 73505-52 |
| Book / Page | 073505 / 000052 |
| Instrument Date | May 13, 2019 |
| Instrument | 163256 |
| Transaction Type | Transfer |
| Record Updated | Nov 12, 2019 |
| Title Company | NOT AVAILABLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Trust |
| Address | 340 FOREST ST WALTHAM MA 024524718, WALTHAM, MA 02452-4718 |
The 2026 property tax bill for 340 Forest St was $8,714, up 20.6% 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 | $8,714.00 (+20.59%) | $844,400 (+14.76%) Land $621,300 Building $223,100 | $725,252 (-13.24%) |
| 2025 | $7,226.00 (+3.02%) | $735,800 (+1.13%) Land $578,300 Building $157,500 | $835,905 (+4.2%) |
| 2024 | $7,014.00 (+2.78%) | $727,600 (+10.04%) Land $551,300 Building $176,300 | $802,180 |
| 2023 | $6,824.00 | $661,200 Land $501,300 Building $159,900 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 340 Forest St in Zone X, an area of minimal flood risk, though there have been 1 flood claim 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 Policies | 2 in force |
| Nearby Flood Claims | 1 (1978) |
| Most Recent Claim | Feb 1978 · 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.
The area around 340 Forest St has no burnable land within ember reach, so its wildfire risk is not rated.
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 286 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber | 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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