Orange County property record for 10595 Costello Dr, Tustin, CA 92782
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,276 sqft · built 1993 |
| Lot Size | 0.131 acres (5,720 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $270,000 (Dec 1993) |
| Tax Bill | $4,948 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 525-031-48 |
| Primary APN | 525-031-48 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 2,276 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1993 |
|---|---|
| Effective Year Built | Effective 1993 |
| Architectural Style | Traditional |
| Exterior Material | Stucco |
| Roof Material | Tile |
| Lot Area | 5,720 sqft (0.131 acres) |
| Garage Area | 651 sqft |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 10595 COSTELLO DR |
|---|---|
| City | TUSTIN |
| State | CA |
| Zip | 92782-1402 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | N TR 14295 BLK LOT 1 |
| Legal Subdivision | TRACT NO. 14295 |
| Legal Tract | 14295 |
| Legal Lot Number | 1 |
| Jurisdiction | ORANGE CA |
| Township / Civil Division | IRVINE-LAKE FOREST |
| Census Block Group | 2 |
| Census Block | 2013 |
| Census Tract | 52419 |
10595 Costello Dr is owner-occupied and held in a trust since August 2024.
Source: Orange County records, as of August 26, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 10595 COSTELLO DR, TUSTIN, CA 92782-1402 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 1, 1993 · Amount on File |
| Deed Sale | Dec 1, 1993 · Amount on File |
| Deed Document Number | 1993834012 |
| Last Transfer Date | Aug 5, 2024 |
| Transfer Doc | 0000243224 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 10595 Costello Dr was $4,948 with a homeowner's exemption.
Source: Orange County assessment roll, as of August 4, 2026
| Type | Name |
|---|---|
| State | California |
| County | Orange County |
| Municipality | Tustin City |
| Unified School District | Tustin Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $468,081 (+2%) Land $137,087 Building $330,994 | |
| 2025 | $4,948.00 Homeowner's exemption | $458,903 Land $134,399 Building $324,504 |
| 2023 | $4,601.00 (-23.33%) Homeowner's exemption | $441,084 Land $129,180 Building $311,904 |
| 2022 | $6,001.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 10595 Costello Dr in Zone X, an area of minimal flood risk.
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 | 1 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.
Wildfire risk around 10595 Costello Dr is moderate, ranking above 46% of the US, with a 0.08% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 46% of the US · lower than 72% of California |
|---|---|
| Wildfire Likelihood | 0.08% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 | IRVINE RANCH WATER DISTRICT serves 450,323 people · EPA ID CA3010092 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Nov 2023 |
| Lead | Under 1 ppb (2023–2025) 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 272 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Cityside Fiber Fiber | 5,000 / 5,000 |
| Cox Communications Cable | 2,000 / 100 |
| Verizon Fixed Wireless | 1,000 / 75 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks.
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