18912 Santa Maria Ave
Castro Valley, CA 94546
3 bd 1 ba 1,092 sqft Built 1948 Lot 5,096 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 | $739,781 | $280,887 | $1,020,668 | $12,935 |
| 2024 | $739,781 | $280,887 | $1,020,668 | $12,137 |
| 2023 | $629,962 | $269,983 | $899,945 | $11,478 |
| 2022 | $617,610 | $264,690 | $882,300 | $11,264 |
| 2021 | $605,500 | $259,500 | $865,000 | $10,980 |
| 2020 | $513,437 | $220,044 | $733,481 | $9,213 |
| 2019 | $503,370 | $215,730 | $719,100 | $9,383 |
| 2018 | $493,500 | $211,500 | $705,000 | $9,118 |
| 2017 | $79,464 | $113,212 | $192,676 | $2,896 |
| 2016 | $77,907 | $110,993 | $188,900 | $2,754 |
| 2015 | $76,736 | $109,326 | $186,062 | $2,574 |
| 2014 | $75,233 | $107,184 | $182,417 | $2,521 |
| 2013 | $74,894 | $106,700 | $181,594 | $2,482 |
| 2012 | $73,425 | $104,609 | $178,034 | $2,423 |
| 2010 | $66,594 | $102,558 | $169,152 | $2,307 |
| 2009 | $66,097 | $101,792 | $167,889 | $2,308 |
| 2008 | $64,955 | $100,034 | $164,989 | $2,203 |
| 2007 | $63,682 | $98,073 | $161,755 | $2,144 |
Property facts
Year built
1948
Property type
single_family
Stories
1
Beds
3
Baths
1
Living area
1,092 sqft
Lot size
5,096 sqft
ZIP code
94546
City
Castro Valley
Street
Santa Maria Ave
Coordinates
37.70927, -122.07772
Comparable properties nearby
Frequently asked questions
When did 18912 Santa Maria Ave last sell?
No public-record sale is on file for 18912 Santa Maria Ave.
What is the current tax assessment for 18912 Santa Maria Ave?
The most recent total assessment for 18912 Santa Maria Ave (year 2025) is $1,020,668 with $12,935 in property tax.
When was 18912 Santa Maria Ave built?
18912 Santa Maria Ave was built in 1948.
How does 18912 Santa Maria Ave compare to others on Santa Maria Ave?
We track 8 other properties on Santa Maria Ave. Browse the list under "Other properties on Santa Maria Ave" to compare beds, baths, and sale history.
What are the property facts for 18912 Santa Maria Ave?
18912 Santa Maria Ave is a 3 bed, 1 bath, 1,092 sqft, 5,096 sqft lot single_family.
Is 18912 Santa Maria Ave a flip candidate?
No — 18912 Santa Maria Ave does not appear in our flips dataset.
Is 18912 Santa Maria Ave a tax-appeal candidate?
No — 18912 Santa Maria Ave 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 Santa Maria Ave