San Joaquin County property record for 800 Prosperity St, Mountain House, CA 95391
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,943 sqft · built 2004 |
| Lot Size | 0.156 acres (6,791 sqft) |
| Owner | Individual Name on File |
| Last Sale | $519,000 (Aug 2004) |
| Tax Bill | $13,545 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 254-100-240-000 |
| Primary APN | 254-100-240-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Stories | 2 Stories |
| Building Area | 2,943 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2004 |
|---|---|
| Effective Year Built | Effective 2004 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 6,791 sqft (0.156 acres) |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Old Parcel Number | 254-100-24 |
|---|---|
| Street Address | 800 PROSPERITY ST |
| City | TRACY |
| State | CA |
| Zip | 95391-1112 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RL |
| Legal Description | LOT 50 |
| Legal Subdivision | MOUNTAIN HOUSE NEIGHBORHOOD F |
| Legal Block | 1 |
| Legal Lot Number | 50 |
| Jurisdiction | SAN JOAQUIN CA |
| Township / Civil Division | TRACY |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 5223 |
800 Prosperity St is owned and occupied by an individual who bought it in August 2004.
Source: San Joaquin County records, as of October 13, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 800 PROSPERITY ST, TRACY, CA 95391-1112 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Single Person |
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 | Name on Deed |
|---|---|
| Last Sale | Aug 13, 2004 · Amount on File |
| Deed Sale | Aug 13, 2004 · Amount on File |
| Prior Sale | Jun 16, 2004 |
| Deed Document Number | 2004181057 |
| Prior Transfer Date | Jun 14, 2004 |
| Prior Transfer Doc | 0000131572 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 800 Prosperity St was $13,545 with a homeowner's exemption, up 15.5% from the year before.
Source: San Joaquin County assessment roll, as of September 24, 2025
| Type | Name |
|---|---|
| State | California |
| County | San Joaquin County |
| Municipality | Mountain House City |
| Unified School District | Lammersville Joint Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $13,545.00 (+15.48%) | ||
| 2025 | $11,729.00 Homeowner's exemption | $718,979 Land $216,042 Building $502,937 | |
| 2023 | $11,220.00 (+2.15%) Homeowner's exemption | $691,061 Land $207,653 Building $483,408 | $1,018,170 |
| 2022 | $10,984.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 800 Prosperity St in Zone X, an area of minimal flood risk.
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.
The area around 800 Prosperity 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 | 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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