San Joaquin County property record for 15870 Testarossa St, Lathrop, CA 95330
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,572 sqft |
| Lot Size | 0.1 acres (4,356 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $726,000 (Mar 2025) |
| Tax Bill | $10,687 (2026) |
| Deeds & Mortgages | Oct 2025 Mortgage |
| Flood Zone | Zone X (reduced by levee) |
| APN | 192-160-610-000 |
| Primary APN | 192-160-610-000 |
|---|
| Year Built | Built 2025 |
|---|---|
| Lot Area | 4,356 sqft (0.1 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 15870 TESTAROSSA ST |
|---|---|
| City | LATHROP |
| State | CA |
| Zip | 95330-8156 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 286 STANFORD CROSSING-PHASE 1B 4018 |
| Legal Subdivision | STANFORD CROSSING-PHASE 1B |
| Legal Block | 3 |
| Legal Lot Number | 286 |
| Jurisdiction | SAN JOAQUIN CA |
| Township / Civil Division | MANTECA |
| Census Block Group | 3 |
| Census Block | 3040 |
| Census Tract | 5119 |
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 | 744 ROSEUM CT, SAN RAMON, CA 94582-4335 |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 20, 2025 · Amount on Record |
| Deed Sale | Mar 20, 2025 · Amount on Record |
| Deed Document Number | 202523136 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN JOAQUIN CA |
| Property Address | 15870 TESTAROSSA ST, LATHROP, CA 95330-8156 |
| Transaction Type | Mortgage |
| Record Updated | Nov 13, 2025 |
| Title Company | SERVICELINK |
| Name | Verified Name |
|---|---|
| Address | 744 ROSEUM CT, SAN RAMON, CA 94582-4335 |
| Document Number | 0000092294 |
|---|---|
| Date | Oct 29, 2025 |
| Instrument | 2025-092294 |
| Name | US BANK NA |
|---|---|
| Type | Bank |
| Address | OWENSBORO, KY 42301 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Nov 1, 2055 |
Source: San Joaquin County assessment roll, as of September 24, 2025
| Type | Name |
|---|---|
| State | California |
| County | San Joaquin County |
| Municipality | Lathrop City |
| Unified School District | Manteca Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $10,687.00 (+57.81%) | ||
| 2025 | $6,772.00 (+33.49%) | $340,047 (+62.62%) Land $217,547 Building $122,500 | |
| 2023 | $5,073.00 (+7.52%) | $209,100 Land $209,100 | $562,410 |
| 2022 | $4,718.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
Source: FEMA National Flood Hazard Layer, effective September 27, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X reduced by levee · depends on levee performance |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 37 policies |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 37 in force |
| Nearby Flood Claims | 1 (2023) |
| Most Recent Claim | Apr 2023 · Severe Winter Storms, Straight-line Winds, Flooding, Landslides, And Mudslides |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 55% of the US · lower than 67% of California |
|---|---|
| Wildfire Likelihood | 0.1% annual chance |
| Exposure | Direct burnable vegetation |
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 LATHROP serves 38,596 people · EPA ID CA3910015 |
|---|---|
| Water Source | Purchased surface water from SOUTH SAN JOAQUIN IRRIGATION DISTRICT |
| Last State Inspection | Dec 2024 |
| Also Mapped Here | SAN JOAQUIN COUNTY-MOKELUMNE ACRES |
| Lead | Under 1 ppb (2022–2024) 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 491 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| unWired Broadband Fixed Wireless | 400 / 50 |
| T-Mobile Fixed Wireless | 100 / 20 |
| Cal.net Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Ayera Technologies, Matrix Broadband, Verizon.
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