21299 Kahlert St
Castro Valley, CA 94546
2 bd 2 ba 1,375 sqft Built 1959 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 | $700,000 | $300,000 | $1,000,000 | $12,786 |
| 2024 | $700,000 | $300,000 | $1,000,000 | $7,726 |
| 2023 | $397,531 | $170,370 | $567,901 | $7,582 |
| 2022 | $389,737 | $167,030 | $556,767 | $7,410 |
| 2021 | $382,098 | $163,756 | $545,854 | $7,329 |
| 2020 | $378,181 | $162,077 | $540,258 | $7,233 |
| 2019 | $370,768 | $158,900 | $529,668 | $7,286 |
| 2018 | $363,501 | $155,786 | $519,287 | $6,843 |
| 2017 | $356,375 | $152,732 | $509,107 | $6,673 |
| 2016 | $349,387 | $149,737 | $499,124 | $6,298 |
| 2015 | $344,141 | $147,489 | $491,630 | $6,138 |
| 2014 | $297,500 | $127,500 | $425,000 | $5,188 |
| 2013 | $238,000 | $102,000 | $340,000 | $4,224 |
| 2012 | $227,500 | $97,500 | $325,000 | $4,043 |
| 2010 | $255,500 | $109,500 | $365,000 | $4,412 |
| 2009 | $255,500 | $109,500 | $365,000 | $4,850 |
| 2008 | $364,734 | $156,314 | $521,048 | $6,082 |
| 2007 | $357,585 | $153,250 | $510,835 | $5,624 |
Property facts
Year built
1959
Property type
single_family
Stories
1
Beds
2
Baths
2
Living area
1,375 sqft
Lot size
5,300 sqft
ZIP code
94546
City
Castro Valley
Street
Kahlert St
Coordinates
37.68866, -122.08453
Comparable properties nearby
Frequently asked questions
When did 21299 Kahlert St last sell?
No public-record sale is on file for 21299 Kahlert St.
What is the current tax assessment for 21299 Kahlert St?
The most recent total assessment for 21299 Kahlert St (year 2025) is $1,000,000 with $12,786 in property tax.
When was 21299 Kahlert St built?
21299 Kahlert St was built in 1959.
How does 21299 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 21299 Kahlert St?
21299 Kahlert St is a 2 bed, 2 bath, 1,375 sqft, 5,300 sqft lot single_family.
Is 21299 Kahlert St a flip candidate?
No — 21299 Kahlert St does not appear in our flips dataset.
Is 21299 Kahlert St a tax-appeal candidate?
No — 21299 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