Stanislaus County property record for 510 Keystone Blvd, Patterson, CA 95363
| Property Type | Public School (Administration, Campus, Dorms, Instruction) |
|---|---|
| Details | 15,200 sqft · built 2006 |
| Lot Size | 1.55 acres (67,953 sqft) |
| Owner | Owner Name on Record |
| Last Sale | $2,116,590 (Apr 2006) |
| Tax Bill | $13,887 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 021-088-004-000 |
| Primary APN | 021-088-004-000 |
|---|
| Building Area | 15,200 sqft Total Area |
|---|
| Year Built | Built 2006 |
|---|---|
| Construction Type | Tilt-Up Concrete |
| Lot Area | 67,953 sqft (1.55 acres) |
| Street Address | 510 KEYSTONE BLVD |
|---|---|
| City | PATTERSON |
| State | CA |
| Zip | 95363-8861 |
| Property Category | Public Works |
| Property Type | Public Works > Public School (Administration, Campus, Dorms, Instruction) |
| Legal Subdivision | KEYSTONE PACIFIC PARK PH 07 |
| Jurisdiction | STANISLAUS CA |
| Township / Civil Division | PATTERSON |
| Census Block Group | 2 |
| Census Block | 2103 |
| Census Tract | 3300 |
Source: Stanislaus County records, as of October 6, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Owner Name on Record |
|---|---|
| Mailing Address | 510 KEYSTONE BLVD, PATTERSON, CA 95363-8861 |
| Occupancy | Owner Occupied |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 10, 2006 · Amount on Record |
| Deed Sale | Apr 10, 2006 · Amount on Record |
| Deed Document Number | 2006R0052919 |
| Record Updated | Jun 8, 2026 |
Source: Stanislaus County assessment roll, as of July 1, 2025
| Type | Name |
|---|---|
| State | California |
| County | Stanislaus County |
| Municipality | Patterson City |
| Unified School District | Patterson Joint Unified School District (KG - 12) |
| Year | Tax Bill |
|---|---|
| 2025 | $13,887.00 (+9.67%) |
| 2023 | $12,663.00 (+10.65%) |
| 2022 | $11,444.00 |
Source: FEMA National Flood Hazard Layer, effective October 23, 2022 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 8 in force |
| Nearby Flood Claims | 1 (1983) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Mar 1983 · Coastal Storms, Floods, Slides & Tornadoes |
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 | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 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 PATTERSON serves 24,977 people · EPA ID CA5010017 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Feb 2025 |
| 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 89 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| unWired Broadband Fixed Wireless | 400 / 50 |
| Ayera Technologies Fixed Wireless | 120 / 40 |
| Cal.net Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Frontier, Verizon.
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