San Diego County property record for 318 Mainsail Rd, Oceanside, CA 92054
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,356 sqft · built 1980 |
| Lot Size | 0.74 acres (32,234 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $159,900 (Aug 1992) |
| Tax Bill | $3,071 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 162-441-09-00 |
| Primary APN | 162-441-09-00 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Building Area | 1,356 sqft Living Area |
| Year Built | Built 1980 |
|---|---|
| Effective Year Built | Effective 1980 |
| Lot Area | 32,234 sqft (0.74 acres) |
| View / Lot | Good |
| Garage Type | Carport |
| Carport | Carport |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 318 MAINSAIL RD |
|---|---|
| City | OCEANSIDE |
| State | CA |
| Zip | 92054-4604 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RS |
| Legal Description | LOT 9 TR 008968 |
| Legal Subdivision | SEA MESA |
| Legal Tract | 008968 |
| Legal Block | 2 |
| Legal Lot Number | 9 |
| Jurisdiction | SAN DIEGO CA |
| Township / Civil Division | OCEANSIDE-ESCONDIDO |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 18510 |
Source: San Diego County records, as of July 28, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 318 MAINSAIL RD, OCEANSIDE, CA 92054-4604 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 18, 1992 · Amount on Record |
| Deed Sale | Aug 18, 1992 · Amount on Record |
| Prior Sale | May 1, 1985 · Amount on Record |
| Deed Document Number | 1992519353 |
| 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 | $282,716 (+2%) Land $141,358 Building $141,358 | |
| 2025 | $3,071.00 (+5.32%) Homeowner's exemption | $277,174 (+4.04%) Land $138,587 Building $138,587 |
| 2023 | $2,916.00 (+1.57%) Homeowner's exemption | $266,412 Land $133,206 Building $133,206 |
| 2022 | $2,871.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 140 policies |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 140 in force |
| Nearby Flood Claims | 3 (1978–2005) |
| Most Recent Claim | Jan 2005 · Severe Storms, Flooding, Debris Flows, 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 | Low lower than 95% of the US · lower than 97% 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 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 505 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Cox Communications Cable | 2,000 / 100 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T.
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