19187 Alpha Ct
Castro Valley, CA 94546
4 bd 4 ba 2,689 sqft Built 1991 Lot 7,489 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 | $717,210 | $304,647 | $1,021,857 | $12,844 |
| 2024 | $717,210 | $304,647 | $1,021,857 | $12,564 |
| 2023 | $689,363 | $292,818 | $982,181 | $12,371 |
| 2022 | $675,848 | $287,077 | $962,925 | $12,141 |
| 2021 | $656,716 | $281,449 | $938,165 | $11,764 |
| 2020 | $649,985 | $278,565 | $928,550 | $11,496 |
| 2019 | $637,245 | $273,105 | $910,350 | $11,713 |
| 2018 | $624,750 | $267,750 | $892,500 | $11,382 |
| 2017 | $612,500 | $262,500 | $875,000 | $11,084 |
| 2016 | $659,400 | $282,600 | $942,000 | $11,609 |
| 2015 | $594,300 | $254,700 | $849,000 | $9,979 |
| 2014 | $574,000 | $246,000 | $820,000 | $9,739 |
| 2013 | $490,000 | $210,000 | $700,000 | $8,376 |
| 2012 | $469,000 | $201,000 | $670,000 | $7,952 |
| 2010 | $480,900 | $206,100 | $687,000 | $8,257 |
| 2009 | $485,100 | $207,900 | $693,000 | $8,736 |
| 2008 | $515,900 | $221,100 | $737,000 | $8,691 |
| 2007 | $615,825 | $263,925 | $879,750 | $10,252 |
Property facts
Year built
1991
Property type
single_family
Stories
2
Beds
4
Baths
4
Living area
2,689 sqft
Lot size
7,489 sqft
ZIP code
94546
City
Castro Valley
Street
Alpha Ct
Coordinates
37.70442, -122.06255
Comparable properties nearby
Frequently asked questions
When did 19187 Alpha Ct last sell?
No public-record sale is on file for 19187 Alpha Ct.
What is the current tax assessment for 19187 Alpha Ct?
The most recent total assessment for 19187 Alpha Ct (year 2025) is $1,021,857 with $12,844 in property tax.
When was 19187 Alpha Ct built?
19187 Alpha Ct was built in 1991.
How does 19187 Alpha Ct compare to others on Alpha Ct?
We do not currently track other properties on Alpha Ct.
What are the property facts for 19187 Alpha Ct?
19187 Alpha Ct is a 4 bed, 4 bath, 2,689 sqft, 7,489 sqft lot single_family.
Is 19187 Alpha Ct a flip candidate?
No — 19187 Alpha Ct does not appear in our flips dataset.
Is 19187 Alpha Ct a tax-appeal candidate?
No — 19187 Alpha 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
-2.1%
Implied 1-yr
-8.4%
2026 Q3
$875.4K
2026 Q4
$875.4K
ZIP 94546 — Median Price History + Forecast
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Geography