20047 Emerald Ct
Castro Valley, CA 94546
3 bd 1 ba 1,164 sqft Built 1949 Lot 5,672 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 | $577,829 | $247,641 | $825,470 | $10,527 |
| 2024 | $577,829 | $247,641 | $825,470 | $10,293 |
| 2023 | $555,394 | $238,026 | $793,420 | $10,130 |
| 2022 | $544,506 | $233,359 | $777,865 | $9,937 |
| 2021 | $533,830 | $228,784 | $762,614 | $9,684 |
| 2020 | $528,360 | $226,440 | $754,800 | $9,463 |
| 2019 | $447,300 | $191,700 | $639,000 | $8,408 |
| 2018 | $402,500 | $172,500 | $575,000 | $7,548 |
| 2017 | $368,900 | $158,100 | $527,000 | $6,908 |
| 2016 | $356,300 | $152,700 | $509,000 | $6,483 |
| 2015 | $320,000 | $150,000 | $470,000 | $5,712 |
| 2014 | $329,000 | $141,000 | $470,000 | $5,741 |
| 2013 | $213,500 | $91,500 | $305,000 | $3,867 |
| 2012 | $211,400 | $90,600 | $302,000 | $3,816 |
| 2010 | $224,700 | $96,300 | $321,000 | $4,541 |
| 2009 | $255,500 | $109,500 | $365,000 | $4,911 |
| 2008 | $372,400 | $159,600 | $532,000 | $6,366 |
| 2007 | $266,000 | $266,000 | $532,000 | $6,325 |
Property facts
Year built
1949
Property type
single_family
Stories
1
Beds
3
Baths
1
Living area
1,164 sqft
Lot size
5,672 sqft
ZIP code
94546
City
Castro Valley
Street
Emerald Ct
Coordinates
37.69734, -122.05915
Comparable properties nearby
Frequently asked questions
When did 20047 Emerald Ct last sell?
No public-record sale is on file for 20047 Emerald Ct.
What is the current tax assessment for 20047 Emerald Ct?
The most recent total assessment for 20047 Emerald Ct (year 2025) is $825,470 with $10,527 in property tax.
When was 20047 Emerald Ct built?
20047 Emerald Ct was built in 1949.
How does 20047 Emerald Ct compare to others on Emerald Ct?
We do not currently track other properties on Emerald Ct.
What are the property facts for 20047 Emerald Ct?
20047 Emerald Ct is a 3 bed, 1 bath, 1,164 sqft, 5,672 sqft lot single_family.
Is 20047 Emerald Ct a flip candidate?
No — 20047 Emerald Ct does not appear in our flips dataset.
Is 20047 Emerald Ct a tax-appeal candidate?
No — 20047 Emerald 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