San Luis Obispo County property record for 17405 Walnut Ave, Atascadero, CA 93422
| Property Type | Single Family Home |
|---|---|
| Lot Size | 1 acre (43,560 sqft) |
| Owner | Company Name on File |
| Tax Bill | $1,039 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 059-472-010 |
| Primary APN | 059-472-010 |
|---|
| Lot Area | 43,560 sqft |
|---|
| Street Address | 17405 WALNUT AVE |
|---|---|
| City | ATASCADERO |
| State | CA |
| Zip | 93422-6625 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RS |
| Legal Description | ATAS STA MARG BL 108 LT 6 |
| Legal Subdivision | ATASCADERO-SANTA MA |
| Legal Block | 108 |
| Legal Lot Number | 6 |
| Jurisdiction | SAN LUIS OBISPO CA |
| Township / Civil Division | ATASCADERO |
| Census Block Group | 3 |
| Census Block | 3009 |
| Census Tract | 12705 |
17405 Walnut Ave is owned by a company that acquired it in January 2008 and is owner-occupied.
Source: San Luis Obispo County records, as of August 6, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 17405 WALNUT AVE, ATASCADERO, CA 93422-6625 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Borrower in Default |
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 | Name on Deed |
|---|---|
| Last Transfer Date | Jan 29, 2008 |
| Transfer Doc | 0000004349 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 17405 Walnut Ave was $1,039 with a homeowner's exemption.
Source: San Luis Obispo County assessment roll, as of August 6, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Luis Obispo County |
| Unified School District | Atascadero Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $99,972 (+2%) Land $15,723 Building $84,249 | |
| 2025 | $1,039.00 Homeowner's exemption | $98,013 Land $15,415 Building $82,598 |
| 2023 | $988.00 (+1.44%) Homeowner's exemption | $94,209 Land $14,817 Building $79,392 |
| 2022 | $974.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 17405 Walnut Ave in Zone X, an area of moderate flood risk, though there have been 9 flood claims nearby since 2023.
Source: FEMA National Flood Hazard Layer, effective July 22, 2025 · 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 |
| Flood Insurance Cost | Premium on File median of 50 policies |
| Nearby Flood Policies | 50 in force |
| Nearby Flood Claims | 9 (2023) |
| Claims Outside the SFHA | 2 of 9 |
| Most Recent Claim | Jan 2023 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
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 17405 Walnut Ave is high, ranking above 82% of the US, with a 0.9% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 82% of the US · above 61% of California |
|---|---|
| Wildfire Likelihood | 0.9% annual chance |
| Exposure | Direct burnable vegetation |
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 | GARDEN FARMS C.W.D. private · serves 440 people · EPA ID CA4000507 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jun 2024 |
| Lead | Under 1 ppb (2026–2028) 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 63 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Ranch Wifi, Surfnet Communications, Verizon.
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