Middlesex County and Waltham City property record for 504 Main St, #506, Waltham, MA 02452 · Last verified April 2026
| Property Type | Mixed Use Commercial Office / Residential |
|---|---|
| Details | 4,971 sqft · built 1900 |
| Lot Size | 0.196 acres (8,529 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $425,000 (Feb 1998) |
| Deeds & Mortgages | Jun 2018 Mortgage Jun 2018 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 71521 |
| Primary APN | 71521 |
|---|---|
| Alternative APN |
|
| Total Rooms | 6 Rooms |
|---|---|
| Stories | 3 Stories |
| Building Area | 4,971 sqft Total Area |
| Gross Area | 8,018 sqft |
| Basement Area | 2,596 sqft |
| Unfinished Basement | 2,596 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 8,529 sqft (0.196 acres) |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Gas |
| Account Number | 71521 |
|---|---|
| Street Address | 504 MAIN ST, 506 |
| City | WALTHAM |
| State | MA |
| Zip | 02452-5521 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Mixed Use Commercial Office / Residential |
| Legal Block | 14 |
| Legal Lot Number | 17 |
| Jurisdiction | WALTHAM MA |
| Township / Civil Division | WALTHAM |
| Census Block Group | 5 |
| Census Block | 5001 |
| Census Tract | 368800 |
Source: Middlesex County and Waltham City records · APN 71521
Assessment roll updated April 14, 2026 · Last verified April 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 File |
|---|---|
| Mailing Address | 504 MAIN ST, WALTHAM, MA 02452-5521 |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Jun 12, 2018 | Deed of Trust, Mortgage CITIZENS BK/MA |
| Jun 12, 2018 | Deed of Trust, Mortgage CITIZENS BK/MA |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Feb 20, 1998 · Amount on Record |
| Deed Sale | Feb 20, 1998 · Amount on Record |
| Prior Sale | Jan 18, 1991 · Amount on Record |
| Record Updated | Jun 08, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WALTHAM MA |
| Property Address | 504-506 MAIN ST, WALTHAM, MA 02452 |
| Document Number | 71148-12 |
| Instrument Date | Jun 12, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Jul 03, 2018 |
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 78 HARRINGTON RD WALTHAM MA 024524725, WALTHAM, MA 02452-4725 |
| Document Number | 71148-12 |
|---|---|
| Date | Jun 13, 2018 |
| Book Page | 071148/000012 |
| Instrument | 84350 |
| Name | CITIZENS BK/MA |
|---|---|
| Type | Bank |
| Amount | Amount Recorded |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WALTHAM MA |
| Property Address | 504-506 MAIN ST, WALTHAM, MA 02452 |
| Document Number | 71148-1 |
| Instrument Date | Jun 12, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Jul 03, 2018 |
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 504-506 MAIN ST WALTHAM MA 024525521, WALTHAM, MA 02452-5521 |
| Document Number | 71148-1 |
|---|---|
| Date | Jun 13, 2018 |
| Book Page | 071148/000001 |
| Instrument | 84349 |
| Name | CITIZENS BK/MA |
|---|---|
| Type | Bank |
| Amount | Amount Recorded |
|---|
Source: Middlesex County and Waltham City records · Assessment roll updated April 14, 2026 · Last verified April 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| Municipality | Waltham City |
| Unified School District | Waltham School District (PK - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Assessed Value |
|---|---|
| 2025 | $1,160,000 (+15.26%) Land $370,000 Building $790,000 |
| 2024 | $1,006,400 (+9.52%) Land $336,400 Building $670,000 |
| 2023 | $918,900 Land $305,000 Building $613,900 |
Source: FEMA National Flood Hazard Layer, Middlesex County (25017C), updated September 10, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 435 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Verizon | Fiber | 2,300 / 2,300 |
| Xfinity | Cable | 2,000 / 2,000 |
| Radiate Holdings | Cable | 1,500 / 50 |
| AT&T | Fixed Wireless | 100 / 20 |
May also be available at this address: Verizon. Availability varies by address; speeds are provider-advertised maximums, not measured.
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