21287 Kahlert St
Castro Valley, CA 94546
3 bd 2 ba 1,559 sqft Built 1960 Lot 5,300 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 | $513,772 | $250,341 | $764,113 | $9,982 |
| 2024 | $513,772 | $250,341 | $764,113 | $9,738 |
| 2023 | $493,827 | $240,622 | $734,449 | $9,563 |
| 2022 | $484,144 | $235,904 | $720,048 | $9,434 |
| 2021 | $379,305 | $162,559 | $541,864 | $7,281 |
| 2020 | $375,419 | $160,893 | $536,312 | $7,185 |
| 2019 | $368,059 | $157,739 | $525,798 | $7,238 |
| 2018 | $360,844 | $154,647 | $515,491 | $6,798 |
| 2017 | $353,771 | $151,616 | $505,387 | $6,629 |
| 2016 | $346,836 | $148,644 | $495,480 | $6,256 |
| 2015 | $341,628 | $146,412 | $488,040 | $6,097 |
| 2014 | $334,938 | $143,544 | $478,482 | $5,769 |
| 2013 | $262,500 | $112,500 | $375,000 | $4,604 |
| 2012 | $245,000 | $105,000 | $350,000 | $4,315 |
| 2010 | $287,000 | $123,000 | $410,000 | $4,848 |
| 2009 | $283,500 | $121,500 | $405,000 | $5,465 |
| 2008 | $312,595 | $133,969 | $446,564 | $5,264 |
| 2007 | $306,466 | $131,342 | $437,808 | $4,871 |
Property facts
Year built
1960
Property type
single_family
Stories
1
Beds
3
Baths
2
Living area
1,559 sqft
Lot size
5,300 sqft
ZIP code
94546
City
Castro Valley
Street
Kahlert St
Coordinates
37.68895, -122.08454
Comparable properties nearby
Frequently asked questions
When did 21287 Kahlert St last sell?
No public-record sale is on file for 21287 Kahlert St.
What is the current tax assessment for 21287 Kahlert St?
The most recent total assessment for 21287 Kahlert St (year 2025) is $764,113 with $9,982 in property tax.
When was 21287 Kahlert St built?
21287 Kahlert St was built in 1960.
How does 21287 Kahlert St compare to others on Kahlert St?
We track 1 other property on Kahlert St. Browse the list under "Other properties on Kahlert St" to compare beds, baths, and sale history.
What are the property facts for 21287 Kahlert St?
21287 Kahlert St is a 3 bed, 2 bath, 1,559 sqft, 5,300 sqft lot single_family.
Is 21287 Kahlert St a flip candidate?
No — 21287 Kahlert St does not appear in our flips dataset.
Is 21287 Kahlert St a tax-appeal candidate?
No — 21287 Kahlert 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 Kahlert St