San Joaquin County property record for 815 Prosperity St, Mountain House, CA 95391
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 4 ba · 3,248 sqft · built 2004 |
| Lot Size | 0.17 acres (7,405 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $558,000 (Aug 2004) |
| Tax Bill | $14,351 (2026) |
| Deeds & Mortgages | Jan 2026 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 254-100-300-000 |
| Primary APN | 254-100-300-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 3,248 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 | 7,405 sqft (0.17 acres) |
| Garage Area | 601 sqft |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Old Parcel Number | 254-100-30 |
|---|---|
| Street Address | 815 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 75 |
| Legal Subdivision | MOUNTAIN HOUSE NEIGHBORHOOD F |
| Legal Block | 1 |
| Legal Lot Number | 75 |
| Jurisdiction | SAN JOAQUIN CA |
| Township / Civil Division | TRACY |
| Census Block Group | 1 |
| Census Block | 1027 |
| Census Tract | 5223 |
Source: San Joaquin County records, as of October 13, 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 | 815 PROSPERITY ST, TRACY, CA 95391-1112 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Life Tenant |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 26, 2004 · Amount on Record |
| Deed Sale | Aug 26, 2004 · Amount on Record |
| Prior Sale | Jun 16, 2004 |
| Deed Document Number | 2004191178 |
| Prior Transfer Date | Jun 14, 2004 |
| Prior Transfer Doc | 0000131572 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN JOAQUIN CA |
| Recording Date | Jan 22, 2026 |
| Property Address | 815 PROSPERITY ST, MOUNTAIN HOUSE, CA 95391-1112 |
| Document Number | 0000005811 |
| Map Reference | MB 37 PG 50 |
| Instrument Date | Dec 12, 2025 |
| Instrument | 2026-005811 |
| Transaction Type | Transfer |
| Record Updated | Feb 3, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 815 PROSPERITY ST, MOUNTAIN HOUSE, CA 95391-1112 |
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 | $14,351.00 (+14.61%) | ||
| 2025 | $12,522.00 (+4.54%) Homeowner's exemption | $773,283 (+4.04%) Land $232,768 Building $540,515 | |
| 2023 | $11,978.00 (+2.16%) Homeowner's exemption | $743,257 Land $223,730 Building $519,527 | $1,074,780 |
| 2022 | $11,725.00 |
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 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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