San Diego County property record for 539 Ave Blanco, San Marcos, CA 92069
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 1,729 sqft · built 1990 |
| Lot Size | 0.107 acres (4,641 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $545,000 (Aug 2017) |
| Tax Bill | $7,485 (2025) |
| Deeds & Mortgages | Apr 2026 Transfer Aug 2017 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 218-431-25-00 |
| Primary APN | 218-431-25-00 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Building Area | 1,729 sqft Living Area |
| Year Built | Built 1990 |
|---|---|
| Effective Year Built | Effective 1990 |
| Lot Area | 4,641 sqft (0.107 acres) |
| Garage Type | Carport |
| Carport | Carport |
| Parking Spaces | 2 Parking Spaces |
| Old Parcel Number | 2183911700 |
|---|---|
| Street Address | 539 AVENIDA BLANCO |
| City | SAN MARCOS |
| State | CA |
| Zip | 92069-1369 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | SPA |
| Legal Description | LOT 25 TR 012261 |
| Legal Subdivision | SAN MARCOS THE QUORUM |
| Legal Tract | 012261 |
| Legal Block | 1 |
| Legal Lot Number | 25 |
| Jurisdiction | SAN DIEGO CA |
| Township / Civil Division | OCEANSIDE-ESCONDIDO |
| Census Block Group | 1 |
| Census Block | 1012 |
| Census Tract | 20039 |
539 Ave Blanco is held in a trust since March 2025.
Source: San Diego County records, as of September 15, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 329 CYPRESS CREST TER, ESCONDIDO, CA 92025-6624 |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Apr 8, 2026 | Affidavit of Death of Trustee, Transfer |
| Aug 22, 2017 | Grant Deed, Transfer LAWYERS TITLE |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 22, 2017 · Amount on File |
| Deed Sale | Aug 22, 2017 · Amount on File |
| Prior Sale | Mar 31, 1998 · Amount on File |
| Deed Document Number | 2017382377 |
| Last Transfer Date | Mar 20, 2025 |
| Transfer Doc | 0000074847 |
| Record Updated | Oct 29, 2026 |
| Document Type | Affidavit of Death of Trustee |
|---|---|
| Jurisdiction | SAN DIEGO CA |
| Recording Date | Apr 8, 2026 |
| Property Address | 539 AVENIDA BLANCO, SAN MARCOS, CA 92069-1369 |
| Document Number | 0000096475 |
| Instrument Date | Apr 1, 2026 |
| Instrument | 202696475 |
| Transaction Type | Transfer |
| Record Updated | Jul 12, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Trust |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN DIEGO CA |
| Recording Date | Aug 22, 2017 |
| Property Address | 539 AVENIDA BLANCO, SAN MARCOS, CA 92069-1369 |
| Document Number | 0000382377 |
| Instrument Date | Aug 2, 2017 |
| Instrument | 382377 |
| Transaction Type | Transfer |
| Record Updated | Aug 29, 2017 |
| Title Company | LAWYERS TITLE |
| Amount | Amount on Record |
|---|---|
| Tax | $599.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 1130 VIA DEL REY GOLETA CA 931171899, GOLETA, CA 93117-1899 |
The 2025 property tax bill for 539 Ave Blanco was $7,485, up 5.3% from the year before.
Source: San Diego County assessment roll, as of July 28, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Diego County |
| Municipality | San Marcos City |
| Unified School District | San Marcos Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $632,511 (+2%) Land $207,065 Building $425,446 | |
| 2025 | $7,485.00 (+5.33%) | $620,109 Land $203,005 Building $417,104 |
| 2024 | $7,106.00 (+1.83%) | |
| 2023 | $6,978.00 (+1.35%) | $596,031 Land $195,123 Building $400,908 |
| 2022 | $6,885.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 539 Ave Blanco in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 3, 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 539 Ave Blanco is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.02% 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 | VALLECITOS WD serves 114,700 people · EPA ID CA3710002 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Mar 2022 |
| 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 | 1 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 577 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Cox Communications Cable | 2,000 / 100 |
| San Diego Broadband Fixed Wireless | 500 / 100 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
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