Santa Clara County  »  640 Derby CT

640 Derby Court, Sunnyvale, CA 94087 Property Information

640 Derby Court, Sunnyvale, CA 94087 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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640 Derby Court, Sunnyvale, CA 94087
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Address

Primary address 640 Derby Court, Sunnyvale
Zip code 94087
County Santa Clara
Tract 2748
Parcel ID 309-15-025

Sales & Tax Overview for 640 Derby Court, Sunnyvale

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

Sale date 07/01/1998
Sale price $560,000
Arm's length
Property tax $10,782

Lot & Building Information for 640 Derby Court, Sunnyvale

Building class Single Family (01)
Acreage 0.218
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district Low Density Residential (R0)
School district 09001

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

Other Property Data for 640 Derby Court, Sunnyvale

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  • • Improvements for 640 Derby Court, Sunnyvale , including their type, square footage, grade and when they were built.
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About 640 Derby Court, Sunnyvale

What is the assessed value of 640 Derby Court, Sunnyvale, CA 94087 and the property tax paid?

Assessed at $928,529, the tax amount paid for 640 Derby Court, Sunnyvale, CA 94087 is $10,782.

When was 640 Derby Court, Sunnyvale, CA 94087 last sold?

640 Derby Court, Sunnyvale, CA 94087 was last sold in 07/03/2012.

Ownership Information

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Real Estate Reports:
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.
Eliza Theiss, Apr 15, 2026 2026 Q1 Foreclosure Report: Brooklyn Filings Fall Sharply, Bronx & Staten Island Hit New Peaks
Behind a deceptively mild citywide downtick, borough foreclosure markets pulled into significantly diverging paths as Brooklyn cases were nearly halved and the Bronx hit a new, record high. Meanwhile, Queens remained unchanged, Staten Island surged back up and Manhattan cooled slowly.
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Past Sales & Property History for 640 Derby Court, Sunnyvale

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Purchase date Purchase price Buyer name Seller name
07/01/1998 $560,000

Title Documents for 640 Derby Court, Sunnyvale

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Date Type Amount Party 1 Party 2 Maturity Document Doc image
08/18/2017 Deed of Trust
03/30/2016 Notice
08/28/2015 Finance Statement
06/03/2015 Deed of Trust/Mortgage/Securit
02/02/2015 Deed of Trust/Mortgage/Securit 03/01/2045
07/05/2012 Reconveyance
07/03/2012 Grant Deed
06/15/2012 Deed of Trust/Mortgage/Securit 07/01/2042
06/15/2012 Grant Deed
07/09/2004 Deed
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R: Recorded date
D: Document date

Property Taxes for 640 Derby Court, Sunnyvale

Access detailed property tax data for 640 Derby Court, Sunnyvale, CA 94087. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax $10,782
Market value $928,529

Assessment History for 640 Derby Court, Sunnyvale

Here's the assessment & property tax history for 640 Derby Court, Sunnyvale, 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 $928,529 1.1612 $10,782 +2.79%
2024-2025 $910,324 1.1523 $10,490 +0.74%
2023-2024 $892,476 1.1667 $10,413 +2.18%
2022-2023 $874,978 1.1646 $10,190 +0.93%
2021-2022 $857,823 1.1769 $10,096 +1.17%

Permits for 640 Derby Court, Sunnyvale

The complete history of permits filed for 640 Derby Court, Sunnyvale, 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
08/14/2015
01/14/2011
       
       
       
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Risk

Create a free account to unlock extended information for 640 Derby Court, Sunnyvale, 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) 0.2 (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 640 Derby Court, Sunnyvale to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

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Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
Louis E. Stocklmeir Elementary School 8 Public K-5 822 0.24
Chester W. Nimitz Elementary School 6 Public K-5 419 0.60
Amrita Academy NR Private 5-12 0 0.71
Adult And Community Education NR Public 0 0.88
Champion Kinder International School NR Private K 10 0.93

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Amrita Academy NR Private 5-12 0 0.71
Adult And Community Education NR Public 0 0.88
Marian A. Peterson Middle School 6 Public 6-8 729 0.91
Resurrection Elementary School NR Private PK, K-8 221 0.96
Stratford Middle School NR Private 6-8 443 0.97

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Fremont High School 7 Public 9-12 2,171 0.68
Amrita Academy NR Private 5-12 0 0.71
Community Day School NR Public 9-12 7 0.83
North County Regional Occupational Program School NR Public 9-12 0 0.83
Adult And Community Education NR Public 0 0.88

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

Neighbors for 640 Derby Court, Sunnyvale

Here are the neighbors for 640 Derby Court, Sunnyvale.

Address Square feet Purchase date Purchase price
639 Dorset Way, Sunnyvale 04/25/2014
1468 Dove Ln, Sunnyvale 11/27/2017
652 Cheshire Way, Sunnyvale 09/26/2019
740 Glencoe CT, Sunnyvale 07/02/2025
658 Derby CT, Sunnyvale 10/09/2013
1422 Hawk CT, Sunnyvale 11/02/2011
1493 Firebird Way, Sunnyvale 05/20/2014 $1,200,000
1492 Falcon CT, Sunnyvale 1,975 06/25/2008
633 Dorset Way, Sunnyvale 08/01/2023
639 Derby CT, Sunnyvale 06/27/2024 $3,112,000
1443 Falcon Ave, Sunnyvale 09/19/2022 $2,240,000
1445 Kingfisher Way, Sunnyvale 07/02/2021 $2,300,000
645 Derby CT, Sunnyvale 07/03/2019 $2,031,000
1436 Flicker Way, Sunnyvale 07/23/2012 $998,000
1491 Falcon CT, Sunnyvale 2,700 07/05/2024
1487 Flamingo Way, Sunnyvale 03/26/2021
1426 Hawk CT, Sunnyvale 05/18/2015
633 Derby CT, Sunnyvale 09/20/2013
657 Dunholme Way, Sunnyvale 02/21/2018
1460 Dove Ln, Sunnyvale

Nearby ZIP Codes for 640 Derby Court, Sunnyvale

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