21 Diane Ct
Oakley, CA 94561
5 bd 4 ba 3,290 sqft Built 2004 Lot 7,997 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
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $579,629 | $120,298 | $699,927 | $10,790 |
| 2024 | $579,629 | $120,298 | $699,927 | $10,600 |
| 2023 | $557,122 | $115,628 | $672,750 | $10,430 |
| 2022 | $546,199 | $113,361 | $659,560 | $10,267 |
| 2021 | $535,490 | $111,139 | $646,629 | $10,059 |
| 2020 | $469,244 | $65,934 | $535,178 | $8,749 |
| 2019 | $460,044 | $64,642 | $524,686 | $8,502 |
| 2018 | $451,024 | $63,375 | $514,399 | $8,253 |
| 2017 | $442,181 | $62,133 | $504,314 | $8,138 |
| 2016 | $433,511 | $60,915 | $494,426 | $7,718 |
| 2015 | $282,490 | $31,979 | $314,469 | $5,716 |
| 2014 | $276,957 | $31,353 | $308,310 | $5,642 |
| 2013 | $275,706 | $31,212 | $306,918 | $5,546 |
| 2012 | $230,864 | $26,136 | $257,000 | $4,927 |
| 2011 | $265,000 | $30,000 | $295,000 | $5,277 |
| 2010 | $250,090 | $47,910 | $298,000 | $5,317 |
| 2009 | $250,929 | $48,071 | $299,000 | $5,241 |
| 2008 | $350,805 | $134,195 | $485,000 | $7,103 |
| 2007 | $489,556 | $187,272 | $676,828 | $9,052 |
Property facts
Year built
2004
Property type
single_family
Stories
2
Beds
5
Baths
4
Living area
3,290 sqft
Lot size
7,997 sqft
ZIP code
94561
City
Oakley
Street
Diane Ct
Coordinates
37.97542, -121.68770
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 21 Diane Ct last sell?
No public-record sale is on file for 21 Diane Ct.
What is the current tax assessment for 21 Diane Ct?
The most recent total assessment for 21 Diane Ct (year 2025) is $699,927 with $10,790 in property tax.
When was 21 Diane Ct built?
21 Diane Ct was built in 2004.
How does 21 Diane Ct compare to others on Diane Ct?
We track 7 other properties on Diane Ct. Browse the list under "Other properties on Diane Ct" to compare beds, baths, and sale history.
What are the property facts for 21 Diane Ct?
21 Diane Ct is a 5 bed, 4 bath, 3,290 sqft, 7,997 sqft lot single_family.
Is 21 Diane Ct a flip candidate?
No — 21 Diane Ct does not appear in our flips dataset.
Is 21 Diane Ct a tax-appeal candidate?
No — 21 Diane Ct is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+0.7%
Implied 1-yr
+2.7%
2026 Q3
$722.9K
2026 Q4
$727.6K
ZIP 94561 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Diane Ct