Orange County property record for 523 S Walnut Ave, Brea, CA 92821
| Property Type | Multi-Family Dwellings |
|---|---|
| Details | 9,147 sqft · built 1924 |
| Lot Size | 0.403 acres (17,541 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $3,846 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 284-263-13 |
| Primary APN | 284-263-13 |
|---|
| Units | 14 Units |
|---|---|
| Stories | 1 Story |
| Building Area | 9,147 sqft Living Area |
| Year Built | Built 1924 |
|---|---|
| Effective Year Built | Effective 1924 |
| Architectural Style | Multi-Family |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Type | Flat |
| Roof Material | Tar & Gravel |
| Lot Area | 17,541 sqft (0.403 acres) |
| Garage Type | Carport |
| Carport | Carport |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Electric |
| Street Address | 523 S WALNUT AVE |
|---|---|
| City | BREA |
| State | CA |
| Zip | 92821-5392 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Multi-Family Dwellings |
| Legal Description | N TR 539 BLK LOT 9 TR 539 LOT 9 SWLY 9 FT NWLY 18 FT THEREOF(LOTS |
| Legal Subdivision | W J HOLE |
| Legal Tract | 539 |
| Legal Lot Number | 9 |
| Jurisdiction | ORANGE CA |
| Township / Civil Division | ANAHEIM-SANTA ANA-GARDEN GROVE |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 1503 |
Source: Orange County records, as of August 31, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 128 E KATELLA AVE, 200, ORANGE, CA 92867-4850 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
Source: Orange County assessment roll, as of August 4, 2026
| Type | Name |
|---|---|
| State | California |
| County | Orange County |
| Municipality | Brea City |
| Unified School District | Brea-Olinda Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $2,574,359 (+2%) Land $2,206,597 Building $367,762 | |
| 2025 | $3,846.00 (+7.22%) Additional exemption filed | $2,523,882 (+4.04%) Land $2,163,331 Building $360,551 |
| 2023 | $3,587.00 (+3.16%) Additional exemption filed | $2,425,878 Land $2,079,327 Building $346,551 |
| 2022 | $3,477.00 |
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 | Low lower than 98% of the US · lower than 98.4% 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 BREA serves 47,454 people · EPA ID CA3010002 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Oct 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 451 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL · Fixed Wireless 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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