Orange County property record for 163 Walnut St, Costa Mesa, CA 92627
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 1 ba · 600 sqft · built 1947 |
| Lot Size | 0.401 acres (17,481 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $10,886 (2025) |
| Deeds & Mortgages | Apr 2021 Transfer Aug 2020 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 426-032-17 |
| Primary APN | 426-032-17 |
|---|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 600 sqft Living Area |
| 1st Floor Area | 600 sqft |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Lot Area | 17,481 sqft (0.401 acres) |
| Street Address | 163 WALNUT ST |
|---|---|
| City | COSTA MESA |
| State | CA |
| Zip | 92627-7585 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | A TR NEWPORT HEIGHTS BLK LOT 182 NEWPORT HEIGHTS LOT 182 SELY 106 FT NWLY 236 FT |
| Legal Subdivision | NEWPORT HEIGHTS |
| Legal Tract | 516 |
| Legal Lot Number | 182 |
| Jurisdiction | ORANGE CA |
| Township / Civil Division | CENTRAL COAST |
| Census Block Group | 2 |
| Census Block | 2009 |
| 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 Company Names on Record |
|---|---|
| Mailing Address | 282 COSTA MESA ST, COSTA MESA, CA 92627-2230 |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Apr 15, 2021 | Intrafamily Transfer, Transfer |
| Aug 17, 2020 | Affidavit of Death, Transfer ATTORNEY ONLY |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Mar 11, 2021 |
| Transfer Doc | 0000254377 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ORANGE CA |
| Recording Date | Apr 15, 2021 |
| Property Address | 163 WALNUT ST, COSTA MESA, CA 92627-7585 |
| Document Number | 0000254377 |
| Map Reference | MB 4 PG 83 |
| Instrument Date | Mar 11, 2021 |
| Instrument | 2021000254377 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 282 COSTA MESA ST, COSTA MESA, CA 92627-2230 |
| Document Type | Affidavit of Death |
|---|---|
| Jurisdiction | ORANGE CA |
| Recording Date | Aug 17, 2020 |
| Property Address | 163 WALNUT ST, COSTA MESA, CA 92627-7585 |
| Document Number | 0000412070 |
| Instrument Date | Apr 28, 2020 |
| Instrument | 412070 |
| Transaction Type | Transfer |
| Record Updated | Sep 1, 2020 |
| Title Company | ATTORNEY ONLY |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 163-165 WALNUT ST COSTA MESA CA 926277585, COSTA MESA, CA 92627-7585 |
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 | $598,696 (+2%) Land $332,475 Building $266,221 | |
| 2025 | $10,886.00 (+9.11%) | $586,957 (+4.04%) Land $325,956 Building $261,001 |
| 2023 | $9,977.00 (+5.09%) | $564,166 Land $313,299 Building $250,867 |
| 2022 | $9,494.00 |
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
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; 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 692 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 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks.
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