Santa Clara County  »  477 Potrero Ave

477 Potrero Avenue, Sunnyvale, CA 94085 Property Information

477 Potrero Avenue, Sunnyvale, CA 94085 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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477 Potrero Avenue, Sunnyvale, CA 94085
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Address

Primary address 477 Potrero Avenue, Sunnyvale
Alternate address(es) 475 Potrero Ave
479 Potrero Ave
Zip code 94085
County Santa Clara
Parcel ID 165-31-001

Sales & Tax Overview for 477 Potrero Avenue, Sunnyvale

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Property tax $190,036

Lot & Building Information for 477 Potrero Avenue, Sunnyvale

Building sqft 45,823
Building class Research & Development Branches of Manufacturing Firms (Includes Shell Buildings) (14)
Acreage 2.44
Lot sqft 106,286
Units 2
Year built 1979
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 477 Potrero Avenue, Sunnyvale

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About 477 Potrero Avenue, Sunnyvale

How many square feet does 477 Potrero Avenue, Sunnyvale, CA 94085 have?

This Research & Development Branches of Manufacturing Firms (Includes Shell Buildings) (14) located at 477 Potrero Avenue, Sunnyvale, CA 94085 has a total of 45,823 square feet.

What is the year built & the current market value of 477 Potrero Avenue, Sunnyvale, CA 94085?

477 Potrero Avenue, Sunnyvale, CA 94085 was built in 1979 and has a current tax assessor's market value of $16,200,871.

How many commercial spaces does this building have?

This building has 2 commercial spaces available for lease.

Ownership Information

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Past Sales & Property History for 477 Potrero Avenue, Sunnyvale

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No recorded sales for this property.

Title Documents for 477 Potrero Avenue, Sunnyvale

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Date Type Amount Party 1 Party 2 Maturity Document Doc image
09/27/2013 Subordination & Attornment Non
09/27/2013 Subordination & Attornment Non
09/27/2013 Deed Trust/Assignment & Fixtur
09/24/2013 Grant Deed
12/21/2006 Deed
09/29/2006 Deed
12/18/1998 Deed
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R: Recorded date
D: Document date

Property Taxes for 477 Potrero Avenue, Sunnyvale

Access detailed property tax data for 477 Potrero Avenue, Sunnyvale, CA 94085. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax $190,036
Market value $16,200,871

Assessment History for 477 Potrero Avenue, Sunnyvale

Here's the assessment & property tax history for 477 Potrero Avenue, 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 $16,200,871 1.173 $190,036 +3.78%
2024-2025 $15,883,208 1.1529 $183,118 +0.92%
2023-2024 $15,571,774 1.1652 $181,442 +1.66%
2022-2023 $15,266,446 1.1691 $178,480 +1.13%
2021-2022 $14,967,105 1.1792 $176,492 +1.10%

Permits for 477 Potrero Avenue, Sunnyvale

The complete history of permits filed for 477 Potrero Avenue, 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
10/30/2025
10/21/2025
03/02/2015
04/19/2013
04/09/2013
03/11/2013
02/15/2013
02/01/2013
11/08/2012
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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 477 Potrero Avenue, Sunnyvale

Here are the neighbors for 477 Potrero Avenue, Sunnyvale.

Address Square feet Purchase date Purchase price
831 Shirley Ave, Sunnyvale 11/15/2024 $1,000,000
323 Soquel Way, Sunnyvale 14,896
310 Soquel Way, Sunnyvale 20,203 06/22/2000
640 W California Ave, Sunnyvale 58,000 08/09/2017
380 N Pastoria Ave, Sunnyvale 47,439 06/29/2007
440 Potrero Ave, Sunnyvale 37,130
846 Lori Ave, Sunnyvale 01/27/2012
355 N Pastoria Ave, Sunnyvale 20,000 10/11/1996
855 Shirley Ave, Sunnyvale 07/12/2024
861 Shirley Ave, Sunnyvale 11/30/2023
415 N Mary Ave, Sunnyvale 20,194 09/17/1999
350 Potrero Ave, Sunnyvale 32,500 04/20/2022 $19,825,000
842 Lori Ave, Sunnyvale 09/11/1998 $291,000
345 Potrero Ave, Sunnyvale 40,976 09/24/2013
223 N Mathilda Ave, Sunnyvale 156,315 06/05/2025 $87,750,000
390 Potrero Ave, Sunnyvale 20,000 02/06/2026 $7,100,000
834 Lori Ave, Sunnyvale 09/22/2010 $500,000
910 Hermosa CT, Sunnyvale 86,000 09/24/2013
835 Shirley Ave, Sunnyvale 10/02/1996
830 Lori Ave, Sunnyvale 01/27/2016

Nearby ZIP Codes for 477 Potrero Avenue, Sunnyvale

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