Skip to main content
MarketTimeline.com
MT
MarketTimeline
.com
Methodology Top Markets
Public Record 79M+ records · 28M+ properties All 50 states Methodology

9821 Diane Ln

Upper Lake, CA 95485

2 bd 2 ba 1,152 sqft Built 1978 Lot 5,810 sqft single_family
No recorded sales

Location

Timeline: Sale, Listing & Tax History

Recorded events

No recorded events

No sale or listing events are on file for this property.

Tax assessment history

YearBuildingLandTotal assessedTax paid
2025 $228,701 $64,853 $293,554 $3,277
2024 $228,701 $64,853 $293,554 $3,311
2023 $219,821 $62,336 $282,157 $3,179
2022 $215,511 $61,114 $276,625 $3,266
2021 $211,286 $59,916 $271,202 $3,191
2020 $209,120 $59,302 $268,422 $3,037
2019 $205,020 $58,140 $263,160 $3,077
2018 $201,000 $57,000 $258,000 $2,790
2017 $105,624 $39,872 $145,496 $1,592
2016 $103,553 $39,091 $142,644 $1,575
2015 $101,998 $38,504 $140,502 $1,553
2014 $100,000 $37,750 $137,750 $1,527
2013 $57,020 $9,360 $66,380 $689
2012 $55,902 $9,177 $65,079 $682
2010 $54,806 $8,998 $63,804 $659
2009 $54,397 $8,931 $63,328 $661
2008 $53,457 $8,777 $62,234 $634
2007 $52,409 $8,605 $61,014 $613

Property facts

Year built
1978
Property type
single_family
Stories
Beds
2
Baths
2
Living area
1,152 sqft
Lot size
5,810 sqft
ZIP code
95485
City
Upper Lake
Street
Diane Ln
Coordinates
39.16739, -123.00768

Comparable properties nearby

Block-level micro-comps

Same street, ±3 house numbers, sold in the last 24 months

Frequently asked questions

When did 9821 Diane Ln last sell?
No public-record sale is on file for 9821 Diane Ln.
What is the current tax assessment for 9821 Diane Ln?
The most recent total assessment for 9821 Diane Ln (year 2025) is $293,554 with $3,277 in property tax.
When was 9821 Diane Ln built?
9821 Diane Ln was built in 1978.
How does 9821 Diane Ln compare to others on Diane Ln?
We track 5 other properties on Diane Ln. Browse the list under "Other properties on Diane Ln" to compare beds, baths, and sale history.
What are the property facts for 9821 Diane Ln?
9821 Diane Ln is a 2 bed, 2 bath, 1,152 sqft, 5,810 sqft lot single_family.
Is 9821 Diane Ln a flip candidate?
No — 9821 Diane Ln does not appear in our flips dataset.
Is 9821 Diane Ln a tax-appeal candidate?
No — 9821 Diane Ln is not currently flagged as a tax-appeal candidate.

Forecast for this area

ZIP-area linear projection — not a per-property automated valuation
Quarterly trend
-5.1%
Implied 1-yr
-20.6%
2026 Q2
$191.3K
2026 Q3
$176.5K
ZIP 95485 — Median Price History + Forecast

Explore nearby