Middlesex County and Waltham City property record for 345 Bacon St, Waltham, MA 02451
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,196 sqft · built 1882 |
| Lot Size | 0.281 acres (12,240 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $521,000 (May 2007) |
| Tax Bill | $8,392 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | WALT M:042 B:009 L:0015 |
| Primary APN | WALT M:042 B:009 L:0015 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 8 Rooms |
| Stories | 3 Stories |
| Building Area | 2,196 sqft Living Area |
| Gross Area | 3,747 sqft |
| 1st Floor Area | 945 sqft |
| Basement Area | 909 sqft |
| Unfinished Basement | 909 sqft |
| Year Built | Built 1882 |
|---|---|
| Effective Year Built | Effective 1882 |
| Architectural Style | Colonial |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 12,240 sqft (0.281 acres) |
| Deck Area | Deck Area |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Account Number | 6549 |
|---|---|
| Street Address | 345 BACON ST |
| City | WALTHAM |
| State | MA |
| Zip | 02451-7520 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 1 |
| Legal Block | 9 |
| Legal Lot Number | 15 |
| Jurisdiction | WALTHAM MA |
| Township / Civil Division | WALTHAM |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 368300 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Piety Corner Historic District listed 1990 · 33 contributing resources · NRIS 89001499 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
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 | 345 BACON ST, WALTHAM, MA 02451-7520 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 31, 2007 · Amount on Record |
| Deed Sale | May 31, 2007 · Amount on Record |
| Prior Sale | Mar 23, 2004 · Amount on Record |
| Last Transfer Date | Jun 17, 2025 |
| Transfer Doc | 084271-246 |
| Record Updated | Oct 29, 2026 |
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 | $8,392.00 (+9.09%) | $813,200 (+3.8%) Land $427,500 Building $385,700 | $881,783 (-6.51%) |
| 2025 | $7,693.00 (+2.42%) | $783,400 (+0.54%) Land $426,600 Building $356,800 | $943,160 (+1.8%) |
| 2024 | $7,511.00 (+1.2%) | $779,200 (+8.34%) Land $426,600 Building $352,600 | $926,440 |
| 2023 | $7,422.00 | $719,200 Land $388,600 Building $330,600 |
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 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 2 (1982–1996) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Oct 1996 · Extreme Weather Conditons 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 | Low lower than 98% of the US · lower than 96% 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 108 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 |
May also be available: T-Mobile.
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