Lake County property record for 9854 Diane Ln, Upper Lake, CA 95485
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,522 sqft · built 1982 |
| Lot Size | 0.14 acres (6,098 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $1,631 (2026) |
| Flood Zone | Zone X (moderate risk) |
| APN | 027-252-220-000 |
| Primary APN | 027-252-220-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Building Area | 1,522 sqft Living Area |
| Year Built | Built 1982 |
|---|---|
| Effective Year Built | Effective 1982 |
| Construction Type | Concrete |
| Lot Area | 6,098 sqft (0.14 acres) |
| Old Parcel Number | 027-252-22 |
|---|---|
| Street Address | 9854 DIANE LN |
| City | UPPER LAKE |
| State | CA |
| Zip | 95485-9522 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Subdivision | BLUE LAKES RESIDENCE |
| Legal Block | 3 |
| Legal Lot Number | 6 |
| Jurisdiction | LAKE CA |
| Township / Civil Division | UPPER LAKE-NICE |
| Census Block Group | 3 |
| Census Block | 3022 |
| Census Tract | 100 |
9854 Diane Ln is owner-occupied and held in a trust since September 2012.
Source: Lake County records, as of October 21, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 9854 DIANE LN, UPPER LAKE, CA 95485-9522 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
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 | Sep 6, 2012 |
| Transfer Doc | 0000015635 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 9854 Diane Ln was $1,631 with a homeowner's exemption, up 2.6% from the year before.
Source: Lake County assessment roll, as of October 21, 2026
| Type | Name |
|---|---|
| State | California |
| County | Lake County |
| Unified School District | Upper Lake Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,631.00 (+2.58%) Homeowner's exemption | $149,554 (+2%) Land $20,760 Building $128,794 |
| 2025 | $1,590.00 Homeowner's exemption | $146,622 Land $20,353 Building $126,269 |
| 2023 | $1,540.00 (-2.53%) Homeowner's exemption | $140,930 Land $19,563 Building $121,367 |
| 2022 | $1,580.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 9854 Diane Ln in Zone X, an area of moderate flood risk, within 100 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective October 9, 2024 · 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 File median of 14 policies |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 14 in force |
| Nearby Flood Claims | 10 (2004–2019) |
| Claims Outside the SFHA | 3 of 10 |
| Most Recent Claim | Feb 2019 · river or lake flooding |
| 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 9854 Diane Ln is extreme, ranking above 95% of the US, with a 2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Extreme above 95% of the US · above 83% of California |
|---|---|
| Wildfire Likelihood | 2% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Insurers in high-risk areas may require mitigation or decline coverage; check availability before making an offer.
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 | BLUE LAKES IMPROVEMENT CLUB private · serves 90 people · EPA ID CA1700561 |
|---|---|
| Water Source | Groundwater |
| Also Mapped Here | VILLA BLUE ESTATES WATER DISTRICT |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Lead service line inventory currently in violation since Oct 2024 |
| 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 97 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Starlink Satellite | 280 / 30 |
| SeaKay Broadband Fixed Wireless | 100 / 20 |
| 101Netlink Fixed Wireless | 100 / 20 |
5G and 4G LTE (outdoors only)
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