Middlesex County and Waltham City property record for 790 Main St, Waltham, MA 02451
| Property Type | Service Station (Full Service) |
|---|---|
| Details | 3 bd · 1.5 ba · 1,144 sqft · built 1960 |
| Lot Size | 0.221 acres (9,627 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $1,000,000 (Oct 2013) |
| Tax Bill | $20,235 (2026) |
| Deeds & Mortgages | Dec 2020 Refinance |
| Flood Zone | Zone X (minimal risk) |
| APN | 72138 |
| Primary APN | 72138 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,144 sqft Total Area |
| Basement Area | 1,404 sqft |
| Unfinished Basement | 1,404 sqft |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 2021 |
| Architectural Style | Ranch |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Foundation Type | Slab (Mat/Raft) |
| Roof Type | Flat |
| Roof Material | Tar & Gravel |
| Lot Area | 9,627 sqft (0.221 acres) |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Account Number | 72138 |
|---|---|
| Street Address | 790 MAIN ST |
| City | WALTHAM |
| State | MA |
| Zip | 02451-0619 |
| Property Category | Commercial |
| Property Type | Commercial > Retail > Service Station (Full Service) |
| Legal Block | 20 |
| Legal Lot Number | 7 |
| Jurisdiction | WALTHAM MA |
| Township / Civil Division | WALTHAM |
| Census Block Group | 5 |
| Census Block | 5000 |
| Census Tract | 368300 |
790 Main St, a commercial property, is owned by a company that bought it in October 2013.
Source: Middlesex County and Waltham City records, as of October 20, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 790 MAIN ST, WALTHAM, MA 02451-0619 |
| Owner Type | Company |
| Vesting | Company |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 3, 2013 · Amount on File |
| Deed Sale | Oct 3, 2013 · Amount on File |
| Prior Sale | Jan 3, 1997 · Amount on File |
| Deed Book / Page | 62738 / 338 |
| Transfer Doc | 62738-338 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WALTHAM MA |
| Property Address | 790 MAIN ST, WALTHAM, MA 02451-0619 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 76534-21 |
|---|---|
| Date | Dec 24, 2020 |
| Book Page | 76534/21 |
| Instrument | 248183 |
| Name | ROCKLAND TRUST CO |
|---|---|
| Type | Non-Lending Institution |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount on Record |
The 2026 property tax bill for 790 Main St was $20,235, up 9.5% 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 |
|---|---|---|
| 2026 | $20,235.00 (+9.47%) | $912,300 (+3.85%) Land $681,700 Building $230,600 |
| 2025 | $18,484.00 (+11.05%) | $878,500 (+9.31%) Land $642,800 Building $235,700 |
| 2024 | $16,645.00 (+0.08%) | $803,700 (+6.07%) Land $584,300 Building $219,400 |
| 2023 | $16,632.00 | $757,700 Land $529,800 Building $227,900 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 790 Main St in Zone X, an area of minimal flood risk.
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.
The area around 790 Main 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 504 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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