Orange County property record for 476 Walnut Pl, Costa Mesa, CA 92627
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,797 sqft · built 1964 |
| Lot Size | 0.209 acres (9,100 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $5,217 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 426-323-12 |
| Primary APN | 426-323-12 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,797 sqft Living Area |
| 1st Floor Area | 1,797 sqft |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 1964 |
| Lot Area | 9,100 sqft (0.209 acres) |
| Garage Area | 704 sqft |
| Parking Spaces | 3 Parking Spaces |
| Heating System | HVAC |
|---|
| Street Address | 476 WALNUT PL |
|---|---|
| City | COSTA MESA |
| State | CA |
| Zip | 92627-2368 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | N TR 1663 BLK LOT 12 |
| Legal Tract | 1663 |
| Legal Lot Number | 12 |
| Jurisdiction | ORANGE CA |
| Township / Civil Division | CENTRAL COAST |
| Census Block Group | 3 |
| Census Block | 3009 |
| Census Tract | 63202 |
Source: Orange County records, as of August 4, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 476 WALNUT PL, COSTA MESA, CA 92627-2368 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Dec 6, 2006 |
| Transfer Doc | 0000035963 |
| Record Updated | Sep 20, 2026 |
Source: Orange County assessment roll, as of August 4, 2026
| Type | Name |
|---|---|
| State | California |
| County | Orange County |
| Municipality | Costa Mesa City |
| Unified School District | Newport-Mesa Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $409,092 (+2%) Land $210,254 Building $198,838 | |
| 2025 | $5,217.00 (+6.75%) Homeowner's exemption | $401,071 (+4.04%) Land $206,131 Building $194,940 |
| 2023 | $4,887.00 (+4.11%) Homeowner's exemption | $385,498 Land $198,127 Building $187,371 |
| 2022 | $4,694.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 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 | Not rated no burnable land within 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 | MESA WATER DISTRICT serves 110,000 people · EPA ID CA3010004 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Aug 2023 |
| Lead | Under 1 ppb (2024–2026) 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 774 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: T-Mobile.
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