San Bernardino County property record for 20318 Thunderbird Rd, Apple Valley, CA 92307
| Property Type | Quadplex |
|---|---|
| Details | 4 ba · 3,910 sqft · built 1987 |
| Lot Size | 0.41 acres (17,850 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $92,000 (Apr 1998) |
| Tax Bill | $2,191 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 0441-191-06-0000 |
| Primary APN | 0441-191-06-0000 |
|---|
| Full Baths | 4 Baths |
|---|---|
| Units | 4 Units |
| Stories | 1 Story |
| Building Area | 3,910 sqft Total Area |
| Year Built | Built 1987 |
|---|---|
| Effective Year Built | Effective 1987 |
| Architectural Style | Quadruplex |
| Exterior Material | Stucco |
| Construction Type | Concrete |
| Roof Type | Hip |
| Lot Area | 17,850 sqft (0.41 acres) |
| Sewer | Connected |
|---|
| Street Address | 20318 THUNDERBIRD RD |
|---|---|
| City | APPLE VALLEY |
| State | CA |
| Zip | 92307-3370 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Quadplex |
| Local Zoning Code | 936 |
| Legal Description | TRACT 4112 LOT 171 TR NO 4112 COUNTRY CLUB MANOR LOT 171 EX ST ***** 3-23-87 #87-093715 ST ***** |
| Legal Subdivision | COUNTRY CLUB MANOR |
| Legal Tract | 4112 |
| Legal Block | 2 |
| Legal Lot Number | 171 |
| Jurisdiction | SAN BERNARDINO CA |
| Township / Civil Division | VICTORVILLE-HESPERIA |
| Census Block Group | 2 |
| Census Block | 2016 |
| Census Tract | 9727 |
Source: San Bernardino County assessment roll, as of July 14, 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 File |
|---|---|
| Mailing Address | 20318 THUNDERBIRD RD, APPLE VALLEY, CA 92307-3370 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Apr 24, 1998 · Amount on Record |
| Deed Sale | Apr 24, 1998 · Amount on Record |
| Prior Sale | Oct 22, 1997 · Amount on Record |
| Deed Document Number | 1998155954 |
| Last Transfer Date | Feb 18, 2025 |
| Transfer Doc | 0000036110 |
| Record Updated | Sep 20, 2026 |
Source: San Bernardino County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| Municipality | Apple Valley Town |
| County | San Bernardino County |
| Unified School District | Apple Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $147,117 (+2%) Land $7,996 Building $139,121 | |
| 2025 | $2,191.00 (+3.89%) | $144,232 (+4.04%) Land $7,839 Building $136,393 |
| 2023 | $2,109.00 (+1.64%) | $138,631 Land $7,534 Building $131,097 |
| 2022 | $2,075.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective October 12, 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 97% of the US · lower than 97.8% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | LIBERTY UTILITIES (AV RANCHOS) CORP. private · serves 63,381 people · EPA ID CA3610003 |
|---|---|
| Water Source | Groundwater |
| Lead | Under 1 ppb (2023–2025) 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 311 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 7,000 / 7,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Starlink Satellite | 280 / 30 |
May also be available: AT&T, Verizon.
5G (outdoors only) and 4G LTE
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