Orange County property record for 428 Walnut Pl, Costa Mesa, CA 92627
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,214 sqft · built 1951 |
| Lot Size | 0.166 acres (7,215 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $2,122 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 426-313-06 |
| Primary APN | 426-313-06 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,214 sqft Living Area |
| 1st Floor Area | 1,214 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1951 |
|---|---|
| Effective Year Built | Effective 1951 |
| Architectural Style | Contemporary |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 7,215 sqft (0.166 acres) |
| Garage Area | 360 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | HVAC |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 428 WALNUT PL |
|---|---|
| City | COSTA MESA |
| State | CA |
| Zip | 92627-2336 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | N TR 1426 BLK LOT 23 |
| Legal Tract | 1426 |
| Legal Lot Number | 23 |
| Jurisdiction | ORANGE CA |
| Township / Civil Division | CENTRAL COAST |
| Census Block Group | 3 |
| Census Block | 3007 |
| Census Tract | 63202 |
Source: Orange County assessment roll, 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 | Individual Name on File |
|---|---|
| Mailing Address | 428 WALNUT PL, COSTA MESA, CA 92627-2336 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Single Person |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Dec 7, 2012 |
| Transfer Doc | 0000784405 |
| 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 | $107,715 (+2%) Land $62,003 Building $45,712 | |
| 2025 | $2,122.00 (+11.1%) Homeowner's exemption | $105,603 (+4.04%) Land $60,787 Building $44,816 |
| 2023 | $1,910.00 (+8.22%) Homeowner's exemption | $101,503 Land $58,426 Building $43,077 |
| 2022 | $1,765.00 |
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 792 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
May also be available: GeoLinks, T-Mobile, Verizon.
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