Orange County property record for 155 S Prospect Ave, Tustin, CA 92780
| Property Type | Exempt (Full or Partial) |
|---|---|
| Details | 1,292 sqft · built 1906 |
| Lot Size | 0.174 acres (7,561 sqft) |
| Owner | Company Name on File |
| Flood Zone | Zone X (moderate risk) |
| APN | 401-581-07 |
| Primary APN | 401-581-07 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 1,292 sqft Gross Area |
| 1st Floor Area | 1,292 sqft |
| Year Built | Built 1906 |
|---|---|
| Effective Year Built | Effective 1906 |
| Lot Area | 7,561 sqft (0.174 acres) |
| Street Address | 155 S PROSPECT AVE |
|---|---|
| City | TUSTIN |
| State | CA |
| Zip | 92780 |
| Property Category | Other |
| Property Type | Other > Exempt (Full or Partial) |
| Legal Description | N TR 555 BLK A TR 555 LOT A N 55 FT W 137.5 FT |
| Legal Tract | 555 |
| Legal Block | A |
| Legal Lot Number | A |
| Jurisdiction | ORANGE CA |
| Township / Civil Division | ANAHEIM-SANTA ANA-GARDEN GROVE |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 75505 |
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 | Company Name on File |
|---|---|
| Mailing Address | 155 S PROSPECT AVE, TUSTIN, CA 92780 |
| Owner Type | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
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 | Assessed Value |
|---|---|
| 2026 | $318,233 (+6.12%) Land $282,189 Building $36,044 |
| 2023 | $299,880 Land $265,913 Building $33,967 |
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 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 |
|---|
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | CITY OF TUSTIN serves 65,143 people · EPA ID CA3010046 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Dec 2023 |
| Lead | Under 1 ppb (2022–2024) 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 504 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: AT&T, California Internet, Cox Communications.
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