Tuolumne County property record for 21770 el Oso Way, Sonora, CA 95370
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,797 sqft · built 1987 |
| Lot Size | 0.341 acres (14,867 sqft) |
| Owner | Individual Name on File |
| Last Sale | $239,000 (Mar 2016) |
| Tax Bill | $2,882 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 085-240-015-000 |
| Primary APN | 085-240-015-000 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 1,797 sqft Living Area |
| 1st Floor Area | 1,797 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1987 |
|---|---|
| Effective Year Built | Effective 1987 |
| Construction Type | Wood |
| Lot Area | 14,867 sqft (0.341 acres) |
| Cooling System | None |
|---|
| Old Parcel Number | 085-240-015 |
|---|---|
| Street Address | 21770 EL OSO WAY |
| City | SONORA |
| State | CA |
| Zip | 95370-9654 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-1,MX |
| Legal Description | PHOENIX LAKE C C ESTATES 3 L293 |
| Legal Subdivision | PHOENIX |
| Legal Lot Number | 293 |
| Jurisdiction | TUOLUMNE CA |
| Township / Civil Division | EAST SONORA-PHOENIX LAKE |
| Census Block Group | 1 |
| Census Block | 1025 |
| Census Tract | 2202 |
21770 el Oso Way is owned and occupied by an individual who bought it in March 2016.
Source: Tuolumne County records, as of July 7, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 21770 EL OSO WAY, SONORA, CA 95370-9654 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
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 Sale | Mar 11, 2016 · Amount on File |
| Deed Sale | Mar 11, 2016 · Amount on File |
| Deed Document Number | 20163056 |
| Prior Transfer Date | May 30, 2006 |
| Prior Transfer Doc | 0000009674 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 21770 el Oso Way was $2,882 with a homeowner's exemption.
Source: Tuolumne County assessment roll, as of July 7, 2026
| Type | Name |
|---|---|
| State | California |
| County | Tuolumne County |
| Elementary School District | Curtis Creek Elementary School District (KG - 08) |
| Secondary School District | Sonora Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $288,575 (+2%) Land $60,369 Building $228,206 | ||
| 2025 | $2,882.00 Homeowner's exemption | $282,918 Land $59,186 Building $223,732 | |
| 2023 | $2,769.00 (+2.06%) Homeowner's exemption | $271,935 Land $56,889 Building $215,046 | $342,990 |
| 2022 | $2,713.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 21770 el Oso Way in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 21, 2022 · 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 | 2 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 21770 el Oso Way is high, ranking above 85% of the US, with a 0.7% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 85% of the US · above 65% of California |
|---|---|
| Wildfire Likelihood | 0.7% 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 | PHOENIX LAKE ESTATES CC MWC private · serves 1,168 people · EPA ID CA5510026 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jul 2025 |
| 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 205 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Cal.net Fixed Wireless | 100 / 20 |
5G (outdoors only) and 4G LTE
Search by:
By searching, you agree to: Terms • Privacy • Disclosures