San Diego County property record for 4431 San Joaquin St, Oceanside, CA 92057
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,303 sqft · built 1995 |
| Lot Size | 0.212 acres (9,238 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $979,000 (Oct 2024) |
| Tax Bill | $11,110 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 157-810-28-00 |
| Primary APN | 157-810-28-00 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Building Area | 2,303 sqft Living Area |
| Year Built | Built 1995 |
|---|---|
| Effective Year Built | Effective 1995 |
| Lot Area | 9,238 sqft (0.212 acres) |
| Parking Spaces | 3 Parking Spaces |
| Street Address | 4431 SAN JOAQUIN ST |
|---|---|
| City | OCEANSIDE |
| State | CA |
| Zip | 92057-6022 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RE-B |
| Legal Description | LOT 105 TR 012343 |
| Legal Subdivision | RIVER MEADOW |
| Legal Tract | 012343 |
| Legal Block | 2 |
| Legal Lot Number | 105 |
| Jurisdiction | SAN DIEGO CA |
| Township / Civil Division | OCEANSIDE-ESCONDIDO |
| Census Block Group | 2 |
| Census Block | 2014 |
| Census Tract | 18521 |
Source: San Diego County records, as of July 28, 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 | 4353 MAYCREST AVE, LOS ANGELES, CA 90032-1239 |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 1, 2024 · Amount on Record |
| Deed Sale | Oct 1, 2024 · Amount on Record |
| Prior Sale | Jul 30, 2009 · Amount on Record |
| Deed Document Number | 2024264616 |
| Prior Transfer Date | Dec 9, 1996 |
| Prior Transfer Doc | 0000618905 |
| Record Updated | Oct 29, 2026 |
Source: San Diego County assessment roll, as of July 28, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Diego County |
| Municipality | Oceanside City |
| Unified School District | Oceanside Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $998,579 (+2%) Land $449,358 Building $549,221 | |
| 2025 | $11,110.00 (+112.47%) | $979,000 (+110.42%) Land $440,548 Building $538,452 |
| 2023 | $5,229.00 (+1.57%) Homeowner's exemption | $465,251 Land $209,362 Building $255,889 |
| 2022 | $5,148.00 |
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 3, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 16 policies |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 16 in force |
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 OCEANSIDE serves 174,340 people · EPA ID CA3710014 |
|---|---|
| Water Source | Purchased surface water from several systems |
| 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 477 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Cox Communications Cable · Fiber in parts of the area | 2,000 / 100 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: San Diego Broadband, T-Mobile.
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