San Joaquin County property record for 857 Thomsen Rd, Lathrop, CA 95330
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,697 sqft · built 2008 |
| Lot Size | 0.11 acres (4,801 sqft) |
| Owner | Individual Name on File |
| Last Sale | $174,000 (Jan 2012) |
| Tax Bill | $2,684 (2026) |
| Deeds & Mortgages | Dec 2021 Reverse Mortgage |
| Flood Zone | Zone X (reduced by levee) |
| APN | 196-770-030-000 |
| Primary APN | 196-770-030-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Stories | 1 Story |
| Building Area | 1,697 sqft Living Area |
| 1st Floor Area | 1,697 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2008 |
|---|---|
| Effective Year Built | Effective 2008 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 4,801 sqft (0.11 acres) |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Old Parcel Number | 196-770-03 |
|---|---|
| Street Address | 857 THOMSEN RD |
| City | LATHROP |
| State | CA |
| Zip | 95330-8536 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | 07-FM PT 196-240-23/PT TO 770-01/02/04/05 PM 24-63 |
| Legal Subdivision | GRIFFITH ESTATES |
| Legal Block | 2 |
| Jurisdiction | SAN JOAQUIN CA |
| Township / Civil Division | MANTECA |
| Census Block Group | 2 |
| Census Block | 2023 |
| Census Tract | 5130 |
857 Thomsen Rd is owned and occupied by an individual who bought it in January 2012.
Source: San Joaquin County records, as of October 13, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 857 THOMSEN RD, LATHROP, CA 95330-8536 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 | Jan 27, 2012 · Amount on File |
| Deed Sale | Jan 27, 2012 · Amount on File |
| Prior Sale | Jul 9, 2010 · Amount on File |
| Deed Document Number | 201210142 |
| Prior Transfer Date | Jul 1, 2010 |
| Prior Transfer Doc | 0000090147 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN JOAQUIN CA |
| Property Address | 857 THOMSEN RD, LATHROP, CA 95330-8536 |
| Transaction Type | Mortgage |
| Record Updated | Dec 17, 2021 |
| Name | Verified Name |
|---|---|
| Address | 857 THOMSEN RD, LATHROP, CA 95330-8536 |
| Document Number | 0000202647 |
|---|---|
| Date | Dec 7, 2021 |
| Instrument | 2021-202647 |
| Name | REVERSE MORTGAGE FUNDING LLC |
|---|---|
| Type | Reverse Mortgage Lender |
| Address | BLOOMFIELD, NJ 07003 |
| Type | Reverse Mortgage |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.16% |
| Type Change Date | Jan 1, 2022 |
| Change Frequency | Annually |
| Index | Other |
The 2026 property tax bill for 857 Thomsen Rd was $2,684, up 0.9% from the year before.
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 | $2,684.00 (+0.94%) | ||
| 2025 | $2,659.00 | $218,545 Land $54,005 Building $164,540 | |
| 2023 | $2,554.00 (+2.08%) | $210,060 Land $51,909 Building $158,151 | $495,720 |
| 2022 | $2,502.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 857 Thomsen Rd in Zone X, where a levee reduces flood risk, though there have been 2 flood claims nearby since 1983.
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 |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 2 (1983) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | May 1983 · rainfall accumulation |
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.
Wildfire risk around 857 Thomsen Rd is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 96% of the US · lower than 97.4% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 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 546 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Cal.net Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Ayera Technologies, Frontier, Matrix Broadband, unWired Broadband, Verizon.
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