San Joaquin County property record for 15828 Testarossa St, Lathrop, CA 95330
| Property Type | Residential Vacant Land |
|---|---|
| Lot Size | 0.104 acres (4,550 sqft) |
| Owner | Company Name on File |
| Last Sale | $620,000 (Jun 2025) |
| Tax Bill | $5,230 (2025) |
| Flood Zone | Zone X (reduced by levee) |
| APN | 192-170-720-000 |
| Primary APN | 192-170-720-000 |
|---|
| Lot Area | 4,550 sqft (0.104 acres) |
|---|
| Street Address | 15828 TESTAROSSA ST |
|---|---|
| City | LATHROP |
| State | CA |
| Zip | 95330-8156 |
| Property Category | Residential |
| Property Type | Vacant Land > Residential |
| Legal Description | LOT 283 STANFORD CROSSING-PHASE 1B 4018 |
| Legal Lot Number | 283 |
| Jurisdiction | SAN JOAQUIN CA |
| Township / Civil Division | MANTECA |
| Census Block Group | 3 |
| Census Block | 3034 |
| Census Tract | 5119 |
Source: San Joaquin County assessment roll, as of July 1, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Co-owner | 2 Verified Secondary Owners |
| Mailing Address | 48112 MERCURY ST, FREMONT, CA 94539-7634 |
| Owner Type | Company, Secondary Individual |
| Vesting | Trust |
| Deed Names | 3 Verified Names on Deed |
|---|---|
| Last Sale | Jun 20, 2025 · Amount on Record |
| Deed Sale | Jun 20, 2025 · Amount on Record |
| Deed Document Number | 2025-052285 |
| Record Updated | Jun 8, 2026 |
Source: San Joaquin County assessment roll, as of July 1, 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 |
|---|---|---|
| 2025 | $5,230.00 (+3.12%) | $217,547 (+4.04%) Land $217,547 |
| 2023 | $5,072.00 (+7.5%) | $209,100 Land $209,100 |
| 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 45% of the US · lower than 73% of California |
|---|---|
| Wildfire Likelihood | 0.09% annual chance |
| Exposure | None beyond ember reach |
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 442 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 2,000 |
| UnWired Broadband Holding Fixed Wireless | 400 / 50 |
| Zinnia Networks Fixed Wireless | 200 / 40 |
| Ayera Technologies Fixed Wireless | 120 / 40 |
| Cal.net Fixed Wireless | 100 / 20 |
May also be available: Verizon.
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