Santa Clara County  »  490 DE Guigne Dr

490 De Guigne Drive, Sunnyvale, CA 94085 Property Information

490 De Guigne Drive, Sunnyvale, CA 94085 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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490 De Guigne Drive, Sunnyvale, CA 94085
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Address

Primary address 490 De Guigne Drive, Sunnyvale
Alternate address(es) 488 DE Guigne Dr
898 Stewart Dr
920 Stewart Dr
Zip code 94085
County Santa Clara
Parcel ID 205-25-014

Sales & Tax Overview for 490 De Guigne Drive, Sunnyvale

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Sale date 06/03/2024
Sale price $61,103,000
Arm's length
Property tax $1,208,425

Lot & Building Information for 490 De Guigne Drive, Sunnyvale

Building sqft 216,047
Total sqft 216,047
Building class Research & Development Branches of Manufacturing Firms (Includes Shell Buildings) (14)
Acreage 11.19
Buildings on lot 4
Lot sqft 487,611
Year built 1998
Stories 2
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
School district 09002

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Other Property Data for 490 De Guigne Drive, Sunnyvale

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About 490 De Guigne Drive, Sunnyvale

How many sq. ft. does 490 De Guigne Drive, Sunnyvale, CA 94085 have & what is the price per sq. ft?

This Research & Development Branches of Manufacturing Firms (Includes Shell Buildings) (14) located at 490 De Guigne Drive, Sunnyvale, CA 94085 has a total of 216,047 square feet and a current price per square foot of $282.

What is the year built & the current market value of 490 De Guigne Drive, Sunnyvale, CA 94085?

490 De Guigne Drive, Sunnyvale, CA 94085 was built in 1998 and has a current tax assessor's market value of $103,020,000.

Ownership Information

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Past Sales & Property History for 490 De Guigne Drive, Sunnyvale

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Purchase date Purchase price Buyer name Seller name
06/03/2024 $61,103,000
02/28/2019 $188,000,000
03/27/2013 $119,000,000
       
       
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*Here are the three most recent sales for this property.


Title Documents for 490 De Guigne Drive, Sunnyvale

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Date Type Amount Party 1 Party 2 Maturity Document Doc image
06/03/2024 Reconveyance
Substitution Trustee
06/03/2024 Grant Deed
02/28/2019 Agreement
Assignment of Rents and Leases
Deed of Trust
Fixture Filing
02/28/2019 Grant Deed
01/26/2017 Notice Non Responsibility
01/26/2017 Notice Non Responsibility
11/18/2016 Notice Non Responsibility
06/01/2016 Notice Non Responsibility
03/25/2016 Notice Non Responsibility
03/27/2013 Partial Reconveyance
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R: Recorded date
D: Document date

Property Taxes for 490 De Guigne Drive, Sunnyvale

Access detailed property tax data for 490 De Guigne Drive, Sunnyvale, CA 94085. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax $1,208,425
Market value $103,020,000

Assessment History for 490 De Guigne Drive, Sunnyvale

Here's the assessment & property tax history for 490 De Guigne Drive, 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 $103,020,000 1.173 $1,208,425 -3.35%
2024-2025 $108,447,763 1.1529 $1,250,294 +0.92%
2023-2024 $106,321,337 1.1652 $1,238,856 +1.66%
2022-2023 $104,241,410 1.1691 $1,218,686 +1.85%
2021-2022 $101,467,069 1.1792 $1,196,500 +1.10%

Permits for 490 De Guigne Drive, Sunnyvale

The complete history of permits filed for 490 De Guigne Drive, 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
03/25/2026
03/24/2026
02/12/2026
11/26/2025
11/12/2025
03/31/2025
03/18/2025
03/03/2025
11/12/2024
04/04/2024
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Demographics by Zip Code

Total population 24,024
Median age 33
Average household income $259,833
Family households 55.3%
Occupied housing units 9,631
Owner occupied units 38.0%
Average number of people per household 2.47
Median year structure built 1988
Median value for units with a mortgage $1,590,900
Median value for units without a mortgage $1,164,500

Risk

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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

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Neighbors for 490 De Guigne Drive, Sunnyvale

Here are the neighbors for 490 De Guigne Drive, Sunnyvale.

Address Square feet Purchase date Purchase price
907 E Arques Ave, Sunnyvale 4,230 12/24/2008 $1,250,000
675 E Taylor Ave, Sunnyvale 11/21/2012 $26,000
1180 Kern Ave, Sunnyvale 38,050 03/31/1995
1145 E Arques Ave, Sunnyvale 09/28/2016 $6,650,000
1189 E Arques Ave, Sunnyvale 17,804 10/05/1998 $3,000,000
1160 Kern Ave, Sunnyvale 36,028 02/12/2007
815 Stewart Dr, Sunnyvale 29,928 03/16/2005
402 N Fair Oaks Ave, Sunnyvale 6,292 06/01/2011 $1,740,000
1077 E Arques Ave, Sunnyvale 152,300 10/02/2024 $100,000,000
1135 E Arques Ave, Sunnyvale 16,187 06/19/2006
440 N Wolfe Rd, Sunnyvale 171,126 12/23/2005
465 N Wolfe Rd, Sunnyvale 2,136 03/28/1995
695 E Taylor Ave, Sunnyvale 11,439 01/07/2011
968 Stewart Dr, Sunnyvale 51,165 08/02/2021 $19,300,000
917 E Arques Ave, Sunnyvale 30,049 03/26/2021
1109 E Arques Ave, Sunnyvale 5,824 08/01/2022 $4,850,000
1080 Stewart Dr, Sunnyvale 140,035 07/31/2007
830 Stewart Dr, Sunnyvale 60,800 04/22/2004
475 N Wolfe Rd, Sunnyvale 13,795 06/07/2012
1070 Stewart Dr, Sunnyvale 243,774 09/21/2006

Nearby ZIP Codes for 490 De Guigne Drive, Sunnyvale

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