Alameda County  »  20077 Emerald CT

20077 Emerald Court, Castro Valley, CA 94546 Property Information

20077 Emerald Court, Castro Valley, CA 94546 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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20077 Emerald Court, Castro Valley, CA 94546
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Address

Primary address 20077 Emerald Court, Castro Valley
Zip code 94546
County Alameda
Parcel ID 84C-1064-73

Sales & Tax Overview for 20077 Emerald Court, Castro Valley

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Sale date 04/02/2004
Sale price $400,000
Arm's length
Current property tax $7,377

Lot & Building Information for 20077 Emerald Court, Castro Valley

Building sqft 1,256
Building class Single Family Residential Homes Used as Such (1100)
Acreage 0.13
Units 1
Year built 1950
Stories 1
Bedrooms 4
Bathrooms 2
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district Single Family Residential (R1-CSU-RV)
School district Castro Vly Unif SCH

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 20077 Emerald Court, Castro Valley

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  • • Improvements for 20077 Emerald Court, Castro Valley , including their type, square footage, grade and when they were built.
  • Development maps such as planimetric, zoning, land use and urban landscape maps (building age and stories).
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About 20077 Emerald Court, Castro Valley

What is the year built & the total sq. ft. for 20077 Emerald Court, Castro Valley, CA 94546?

20077 Emerald Court, Castro Valley, CA 94546 was built in 1950 and has a total of 1,256 square feet.

What is the assessed value of 20077 Emerald Court, Castro Valley, CA 94546 and the property tax paid?

Assessed at $640,792, the tax amount paid for 20077 Emerald Court, Castro Valley, CA 94546 is $7,458.

When was 20077 Emerald Court, Castro Valley, CA 94546 last sold and what was the last sale price?

20077 Emerald Court, Castro Valley, CA 94546 was last sold in 04/02/2004 for $400,000.

Ownership Information

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Real Estate Reports:
Laura Pop-Badiu, May 21, 2026 How to Find Land Boundaries: Free & Paid Methods
If you need to find land boundaries fast, you can start with a free county parcel/GIS viewer or a premium platform like PropertyShark to see an approximate parcel outline and lot data. However, keep in mind that a web-based land boundaries map is a starting point, not the legal finish line.
Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 
Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Research 100M+ property records powered by:
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Past Sales & Property History for 20077 Emerald Court, Castro Valley

Create a free account to view the complete sales history for 20077 Emerald Court, Castro Valley, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
04/02/2004 $400,000
08/16/2000 $265,000
       
       
       
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Title Documents for 20077 Emerald Court, Castro Valley

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date Type Amount Party 1 Party 2 Maturity Document Doc image
01/14/2025 Notice
12/05/2024 Ucc fin stmt(3&+pgs)
04/18/2019 Deed of Trust
10/13/2017 Deed of Trust 11/01/2047
04/02/2004 Deed
04/02/2002 Deed
08/16/2000 Deed
07/25/2000 Deed
05/09/2000 Deed
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R: Recorded date
D: Document date

Property Taxes for 20077 Emerald Court, Castro Valley

Access detailed property tax data for 20077 Emerald Court, Castro Valley, CA 94546. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Base tax $7,459
Current property tax $7,377
Market value $640,792

Assessment History for 20077 Emerald Court, Castro Valley

Here's the assessment & property tax history for 20077 Emerald Court, Castro Valley, including the evolution of the total tax rate and corresponding property tax.

Year Assessment value Total tax rate Property tax Year over year change
2025-2026 $640,792 1.164 $7,459 +0.69%
2024-2025 $628,230 1.1791 $7,407 -48.84%
2023-2024 $615,912 2.3508 $14,479 +101.36%
2022-2023 $603,837 1.1908 $7,190 +2.52%
2021-2022 $592,001 1.1848 $7,014 +2.29%

Permits for 20077 Emerald Court, Castro Valley

The complete history of permits filed for 20077 Emerald Court, Castro Valley, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.

Issued Permit Type Status
10/17/2024
04/21/2014
       
       
       
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Castro Valley residential market stats

Median Sale Price
$989,000
-8.4% YoY
Median Price/Sqft
$669
3.4% YoY
Alameda County Median Sale Price
$965,000
-7.1% YoY

Access a detailed real estate market overview of Castro Valley so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Castro Valley and compare it to other neighborhoods in Alameda County.

Check out recently sold homes in Castro-Valley and see how their prices compare.

Risk

Create a free account to unlock extended information for 20077 Emerald Court, Castro Valley, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).

FEMA flood zone(s) X (See more on map)
Fire hazard zone See more on map
Faults and tsunami inundation zone map
Landslides and liquefaction map

Transportation

Access the detailed traffic volume map for 20077 Emerald Court, Castro Valley to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

View daily traffic map

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
Marshall Elementary School 9 Public K-5 491 0.39
Independent Elementary School 8 Public K-5 634 0.47
Early Bird Montessori School NR Private PK, K-1 30 0.50
Early Bird Montessori School NR Private PK, K-1 30 0.50
Northstar School NR Private PK-8 152 0.65

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Creekside Middle School 8 Public 6-8 760 0.21
Northstar School NR Private PK-8 152 0.65
Canyon Middle School 6 Public 6-8 1,332 0.70
Special Education-Preschool-Laurel NR Public 1 0.91
Castro Valley Adult And Career Education NR Public 0 1.00

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Special Education-Preschool-Laurel NR Public 1 0.91
Castro Valley Adult And Career Education NR Public 0 1.00
Alma Preschool NR Public 52 1.04
Redwood Christian Schools NR Private K-12 706 1.05
Castro Valley High School 9 Public 9-12 2,799 1.16

Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 20077 Emerald Court, Castro Valley

Here are the neighbors for 20077 Emerald Court, Castro Valley.

Address Square feet Purchase date Purchase price
4304 Veronica Ave, Castro Valley 1,304 04/30/2024
20025 Gem CT, Castro Valley 1,373 07/14/2017 $211,000
4236 David St, Castro Valley 1,106 06/23/2004 $435,000
4330 Veronica Ave, Castro Valley 1,116 11/02/2020
20037 Gem CT, Castro Valley 1,060 09/24/2019
4387 Gem Ave, Castro Valley 1,269 03/07/2025 $1,150,000
4321 Veronica Ave, Castro Valley 1,268 07/02/2008
4419 Gem Ave, Castro Valley 1,060 02/02/1999 $53,000
4381 Gem Ave, Castro Valley 827 07/21/2023
4327 Veronica Ave, Castro Valley 1,337 11/06/2000
20024 Gem CT, Castro Valley 1,060 11/22/2024
4375 Gem Ave, Castro Valley 1,344 12/06/1996 $163,000
4431 Gem Ave, Castro Valley 1,273 10/16/2020
4748 Rollinghills Way, Castro Valley 1,176 04/21/2016 $646,000
4393 Gem Ave, Castro Valley 1,276 08/05/2020 $755,000
20088 Emerald CT, Castro Valley 833 07/17/2002
20076 Emerald CT, Castro Valley 853 06/07/2024
20124 Sapphire St, Castro Valley 1,060 10/29/2019 $749,000
4336 Veronica Ave, Castro Valley 1,106 07/10/2019 $725,000
20031 Gem CT, Castro Valley 2,032 08/20/2024 $1,100,000

Nearby ZIP Codes for 20077 Emerald Court, Castro Valley

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