San Luis Obispo County property record for 17100 Walnut Ave, Atascadero, CA 93422
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,522 sqft · built 1920 |
| Lot Size | 1.31 acres (57,064 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $3,626 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 059-474-027 |
| Primary APN | 059-474-027 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,522 sqft Living Area |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Construction Type | Wood |
| Lot Area | 57,064 sqft |
| Parking Spaces | 2 Parking Spaces |
| Sewer | Septic |
|---|
| Street Address | 17100 WALNUT AVE |
|---|---|
| City | ATASCADERO |
| State | CA |
| Zip | 93422-6619 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RS |
| Legal Description | ATAS STA MARG BL 108 PTN LT 13 |
| Legal Subdivision | ATASCADERO |
| Legal Block | 108 |
| Legal Lot Number | 13 |
| Jurisdiction | SAN LUIS OBISPO CA |
| Township / Civil Division | ATASCADERO |
| Census Block Group | 3 |
| Census Block | 3008 |
| Census Tract | 12705 |
Source: San Luis Obispo County records, as of August 6, 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 | 17100 WALNUT AVE, ATASCADERO, CA 93422-6619 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Borrower in Default |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Aug 1, 2006 |
| Transfer Doc | 0000055597 |
| Record Updated | Sep 20, 2026 |
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 | $330,996 (+2%) Land $83,205 Building $247,791 | |
| 2025 | $3,626.00 (+4.98%) Homeowner's exemption | $324,507 (+4.04%) Land $81,574 Building $242,933 |
| 2023 | $3,454.00 (+1.29%) Homeowner's exemption | $311,907 Land $78,407 Building $233,500 |
| 2022 | $3,410.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 |
| Nearest Special Flood Hazard Area | Zone AH, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record 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.
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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