10399 Dewell Road Ext, Upper Lake, CA 95485 Property Records

Lake County property record for 10399 Dewell Road Ext, Upper Lake, CA 95485

Property Summary

Property Type	Single Family Home
Details	2 bd · 1.5 ba · 1,304 sqft · built 1976
Lot Size	13.7 acres (599,386 sqft)
Owner	2 Individual Names on File
Last Sale	$515,000 (May 2022)
Tax Bill	$6,226 (2026)
Deeds & Mortgages	May 2022 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`003-022-180-000`

Property Details

APN / Parcel Number

Primary APN	`003-022-180-000`
Alternative APN	`003-022-18`

Interior

Bedrooms	2 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Building Area	1,304 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1976
Effective Year Built	Effective 1976
Construction Type	Concrete
Lot Area	599,386 sqft
Garage Area	528 sqft
Parking Spaces	2 Parking Spaces

Location & Zoning

Old Parcel Number	003-022-18
Street Address	10399 DEWELL ROAD EXT
City	UPPER LAKE
State	CA
Zip	95485-9202
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RL
Legal Block	2
Jurisdiction	LAKE CA
Township / Civil Division	UPPER LAKE-NICE
Census Block Group	2
Census Block	2315
Census Tract	100

Owner

10399 Dewell Road Ext is owned and occupied by two individuals who bought it in May 2022.

Source: Lake County records, as of October 21, 2026

Owner of Record	2 Individual Names on File
Mailing Address	10399 DEWELL ROAD EXT, UPPER LAKE, CA 95485-9202
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 31, 2022 · Amount on File
Deed Sale	May 31, 2022 · Amount on File
Deed Document Number	20227660
Record Updated	Oct 29, 2026

May 2022: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	LAKE CA
Recording Date	May 31, 2022
Property Address	10399 DEWELL ROAD EXT, UPPER LAKE, CA 95485-9202
Document Number	0000007660
Instrument Date	May 16, 2022
Instrument	2022007660
Transaction Type	Transfer
Record Updated	Jun 30, 2022
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATL TTL CO OF CA

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	10399 DEWELL ROAD EXT, UPPER LAKE, CA 95485

Mortgage

Document Number	0000007661
Date	May 31, 2022
Instrument	2022007661

Lender

Name	AXIA FINANCIAL LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jun 1, 2052

Tax Assessment & Valuation

The 2026 property tax bill for 10399 Dewell Road Ext was $6,226, up 2.4% from the year before.

Source: Lake County assessment roll, as of October 21, 2026

Property Jurisdictions

Type	Name
State	California
County	Lake County
Unified School District	Upper Lake Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026	$6,226.00 (+2.42%)	$557,450 (+2%) Land $297,668 Building $259,782
2025	$6,079.00	$546,521 Land $291,832 Building $254,689
2023	$5,893.00 (+469.92%)	$525,300 Land $280,500 Building $244,800
2022	$1,034.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

FEMA maps place 10399 Dewell Road Ext in Zone X, an area of minimal flood risk, though there have been 64 flood claims nearby since 1978.

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 minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 8 (10% premium discount)
Nearby Flood Policies	4 in force
Nearby Flood Claims	64 (1978–2019)
Claims Outside the SFHA	8 of 64
Most Recent Claim	Feb 2019 · Severe Winter Storms, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flooding, Mudslides, And Landslides, Jan 2006 · 6 claims Severe Storms, Flooding, Mud And Landslides, Jan 1997 · 8 claims Severe Winter Storms, Flooding, Landslides, Mud Flows, Jan 1995 · 9 claims

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

Wildfire risk around 10399 Dewell Road Ext is high, ranking above 81% of the US, with a 0.8% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	High above 81% of the US · above 59% 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.

Internet Providers

Source: FCC Broadband Data Collection, based on 4 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
DigitalPath Fixed Wireless	400 / 20
Verizon Fixed Wireless	300 / 20
Starlink Satellite	280 / 30
101Netlink Fixed Wireless	100 / 20
AT&T Fixed Wireless	25 / 3