20023 Zeno St
Castro Valley, CA 94546
4 bd 3 ba 2,438 sqft Built 1955 Lot 16,456 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 | $593,696 | $254,441 | $848,137 | $10,877 |
| 2024 | $593,696 | $254,441 | $848,137 | $10,638 |
| 2023 | $570,645 | $244,562 | $815,207 | $10,472 |
| 2022 | $559,457 | $239,767 | $799,224 | $10,275 |
| 2021 | $548,489 | $235,066 | $783,555 | $10,015 |
| 2020 | $542,867 | $232,657 | $775,524 | $9,787 |
| 2019 | $532,227 | $228,097 | $760,324 | $10,048 |
| 2018 | $521,791 | $223,624 | $745,415 | $9,690 |
| 2017 | $511,560 | $219,240 | $730,800 | $9,438 |
| 2016 | $352,828 | $151,212 | $504,040 | $6,425 |
| 2015 | $347,531 | $148,941 | $496,472 | $6,005 |
| 2014 | $340,725 | $146,025 | $486,750 | $5,929 |
| 2013 | $339,187 | $145,366 | $484,553 | $5,881 |
| 2012 | $332,537 | $142,516 | $475,053 | $5,761 |
| 2010 | $326,017 | $139,721 | $465,738 | $5,643 |
| 2009 | $323,583 | $138,678 | $462,261 | $5,667 |
| 2008 | $317,995 | $136,283 | $454,278 | $5,485 |
| 2007 | $311,761 | $133,611 | $445,372 | $5,347 |
Property facts
Year built
1955
Property type
single_family
Stories
2
Beds
4
Baths
3
Living area
2,438 sqft
Lot size
16,456 sqft
ZIP code
94546
City
Castro Valley
Street
Zeno St
Coordinates
37.69722, -122.09388
Comparable properties nearby
Frequently asked questions
When did 20023 Zeno St last sell?
No public-record sale is on file for 20023 Zeno St.
What is the current tax assessment for 20023 Zeno St?
The most recent total assessment for 20023 Zeno St (year 2025) is $848,137 with $10,877 in property tax.
When was 20023 Zeno St built?
20023 Zeno St was built in 1955.
How does 20023 Zeno St compare to others on Zeno St?
We track 1 other property on Zeno St. Browse the list under "Other properties on Zeno St" to compare beds, baths, and sale history.
What are the property facts for 20023 Zeno St?
20023 Zeno St is a 4 bed, 3 bath, 2,438 sqft, 16,456 sqft lot single_family.
Is 20023 Zeno St a flip candidate?
No — 20023 Zeno St does not appear in our flips dataset.
Is 20023 Zeno St a tax-appeal candidate?
No — 20023 Zeno St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-2.1%
Implied 1-yr
-8.4%
2026 Q3
$875.4K
2026 Q4
$875.4K
ZIP 94546 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Zeno St