San Luis Obispo County property record for 16600 Walnut Ave, Atascadero, CA 93422
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,685 sqft · built 1965 |
| Lot Size | 0.72 acres (31,363 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $978,000 (Jun 2024) |
| Tax Bill | $11,394 (2025) |
| Deeds & Mortgages | Oct 2021 Sale |
| Flood Zone | Zone X (moderate risk) |
| APN | 059-481-010 |
| Primary APN | 059-481-010 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,713 sqft Living Area |
| 1st Floor Area | 1,713 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1965 |
|---|---|
| Effective Year Built | Effective 1965 |
| Construction Type | Wood |
| Lot Area | 31,363 sqft (0.72 acres) |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Septic |
| Street Address | 16600 WALNUT AVE |
|---|---|
| City | ATASCADERO |
| State | CA |
| Zip | 93422-6616 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RS |
| Legal Description | ATAS STA MARG PTN LT 107 & STA MARG CR RES 3 PTN |
| Legal Subdivision | ATASCADERO-SANTA MARGARITA EXT |
| Legal Block | 3 |
| Legal Lot Number | 107 |
| Jurisdiction | SAN LUIS OBISPO CA |
| Township / Civil Division | ATASCADERO |
| Census Block Group | 3 |
| Census Block | 3004 |
| 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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 16600 WALNUT AVE, ATASCADERO, CA 93422-6616 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 21, 2024 · Amount on Record |
| Deed Sale | Jun 21, 2024 · Amount on Record |
| Prior Sale | Oct 27, 2021 · Amount on Record |
| Deed Document Number | 202416603 |
| Prior Transfer Date | Apr 18, 2006 |
| Prior Transfer Doc | 0000028365 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN LUIS OBISPO CA |
| Recording Date | Oct 27, 2021 |
| Property Address | 16600 WALNUT AVE, ATASCADERO, CA 93422-6616 |
| Document Number | 0000072417 |
| Map Reference | MB 2 PG 29 |
| Instrument Date | Oct 1, 2021 |
| Instrument | 2021072417 |
| Transaction Type | Transfer |
| Record Updated | Nov 17, 2021 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO |
| Amount | Amount Recorded |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 16600 WALNUT AVE, ATASCADERO, CA 93422-6616 |
| Investor | Possibly a Property Investor |
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 | $1,017,511 (+2%) Land $364,140 Building $653,371 | |
| 2025 | $11,394.00 (+108.41%) | $997,560 (+103.75%) Land $357,000 Building $640,560 |
| 2023 | $5,467.00 (+1.28%) Homeowner's exemption | $489,600 Land $306,000 Building $183,600 |
| 2022 | $5,398.00 |
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 AE, 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 80% of the US · above 58% of California |
|---|---|
| Wildfire Likelihood | 0.8% 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 | 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 49 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| Ranch Wifi Fixed Wireless | 100 / 20 |
May also be available: Surfnet Communications.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures