San Joaquin County property record for 504 Sullivan Way, Mountain House, CA 95391
| Property Type | Other Exempt Property |
|---|---|
| Lot Size | 0.077 acres (3,390 sqft) |
| Owner | Company Name on Record |
| Flood Zone | Zone X (minimal risk) |
| APN | 254-100-910-000 |
| Primary APN | 254-100-910-000 |
|---|
| Lot Area | 3,390 sqft (0.077 acres) |
|---|
| Street Address | 504 SULLIVAN WAY |
|---|---|
| City | MOUNTAIN HOUSE |
| State | CA |
| Zip | 95391-1101 |
| Property Category | Other |
| Property Type | Other > Other Exempt Property |
| Legal Description | 03-FM PT 254-050-01/MTN HOUSE, NEIGH F, UNIT 2 |
| Legal Subdivision | MOUNTAIN HOUSE NEIGHBORHOOD F |
| Jurisdiction | SAN JOAQUIN CA |
| Township / Civil Division | TRACY |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 5223 |
Source: San Joaquin County records, as of July 24, 2023
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 251 E MAIN ST, MOUNTAIN HOUSE, CA 95391-3050 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jan 1, 2002 |
| Deed Sale | Jan 1, 2002 |
| Deed Document Number | MST-0001 |
| Record Updated | Jun 7, 2026 |
Source: San Joaquin County assessment roll, as of July 1, 2023
| Type | Name |
|---|---|
| State | California |
| County | San Joaquin County |
| Municipality | Mountain House City |
| Unified School District | Lammersville Joint Unified School District (KG - 12) |
Source: FEMA National Flood Hazard Layer, effective September 27, 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.
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 | CITY OF MOUNTAIN HOUSE serves 26,400 people · EPA ID CA3910027 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2025 |
| Lead | Under 1 ppb (2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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 653 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Matrix Broadband Fixed Wireless | 400 / 80 |
| unWired Broadband Fixed Wireless | 400 / 50 |
| Cal.net Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Verizon.
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