Santa Clara County  »  280 W California Ave

280 West California Avenue, Sunnyvale, CA 94086 Property Information

280 West California Avenue, Sunnyvale, CA 94086 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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280 West California Avenue, Sunnyvale, CA 94086
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Address

Primary address 280 West California Avenue, Sunnyvale
Zip code 94086
County Santa Clara
Parcel ID 204-51-001

Sales & Tax Overview for 280 West California Avenue, Sunnyvale

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Sale date 06/29/2016
Sale price $4,050,000
Arm's length
Property tax $63,925

Lot & Building Information for 280 West California Avenue, Sunnyvale

Building sqft 15,162
Building class Five or More Family (04)
Acreage 0.69
Lot sqft 30,155
Units 25
Year built 1974
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 280 West California Avenue, Sunnyvale

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About 280 West California Avenue, Sunnyvale

What is the year built & the total sq. ft. for 280 West California Avenue, Sunnyvale, CA 94086?

280 West California Avenue, Sunnyvale, CA 94086 was built in 1974 and has a total of 15,162 square feet.

What is the assessed value of 280 West California Avenue, Sunnyvale, CA 94086 and the property tax paid?

Assessed at $5,449,696, the tax amount paid for 280 West California Avenue, Sunnyvale, CA 94086 is $63,924.

When was 280 West California Avenue, Sunnyvale, CA 94086 last sold and what was the last sale price?

280 West California Avenue, Sunnyvale, CA 94086 was last sold in 06/29/2016 for $4,050,000.

How many residential units does this building have?

This building has 25 residential unit(s).

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.
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Past Sales & Property History for 280 West California Avenue, Sunnyvale

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Purchase date Purchase price Buyer name Seller name
06/29/2016 $4,050,000

Title Documents for 280 West California Avenue, Sunnyvale

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Date Type Amount Party 1 Party 2 Maturity Document Doc image
06/29/2016 Deed Trust/Assignment & Fixtur
06/29/2016 Grant Deed
               
               
               
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R: Recorded date
D: Document date

Property Taxes for 280 West California Avenue, Sunnyvale

Access detailed property tax data for 280 West California Avenue, Sunnyvale, CA 94086. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax $63,925
Market value $5,449,696

Assessment History for 280 West California Avenue, Sunnyvale

Here's the assessment & property tax history for 280 West California 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 $5,449,696 1.173 $63,925 +3.78%
2024-2025 $5,342,840 1.1529 $61,598 +0.92%
2023-2024 $5,238,080 1.1652 $61,034 +1.66%
2022-2023 $5,135,374 1.1691 $60,038 +1.13%
2021-2022 $5,034,681 1.1792 $59,369 +1.10%

Permits for 280 West California Avenue, Sunnyvale

The complete history of permits filed for 280 West California 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
04/21/2010
03/23/2010
       
       
       
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Demographics by Zip Code

Total population 49,746
Median age 33.5
Average household income $233,401
Family households 54.9%
Occupied housing units 20,832
Owner occupied units 30.5%
Average number of people per household 2.38
Median year structure built 1977
Median value for units with a mortgage $1,869,300
Median value for units without a mortgage $1,684,500

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 280 West California Avenue, Sunnyvale

Here are the neighbors for 280 West California Avenue, Sunnyvale.

Address Square feet Purchase date Purchase price
274 W California Ave, Sunnyvale 4,733 12/10/2015 $2,225,000
232 W California Ave, Sunnyvale 1,701 10/08/2015 $1,100,000
220 W California Ave, Sunnyvale 4,704 04/05/2012 $1,780,000
356 Beemer Ave, Sunnyvale 1,550
268 W California Ave, Sunnyvale 4,700 08/22/2023
252 W California Ave, Sunnyvale 2,565 04/03/2017 $1,798,000
330 Angel Ave, Sunnyvale 3,100 06/25/1997 $277,000
241 Beemer Ave, Sunnyvale 12/04/2024
265 Beemer Ave, Sunnyvale 3,175 04/19/2023
343 Beemer Ave, Sunnyvale 03/30/2022
252 N Murphy Ave, Sunnyvale 07/09/2009 $1,590,000
149 N Murphy Ave, Sunnyvale 2,948 02/24/2015 $267,000
132 N Frances St, Sunnyvale 08/13/2024
384 Beemer Ave, Sunnyvale 2,172 02/27/2023
363 Angel Ave, Sunnyvale 3,248 03/18/2025
347 Angel Ave, Sunnyvale
326 Angel Ave, Sunnyvale 09/06/2019
167 N Taaffe St, Sunnyvale
364 Beemer Ave, Sunnyvale 04/30/2015 $835,000
398 Beemer Ave, Sunnyvale 2,022 04/17/1996 $78,500

Nearby ZIP Codes for 280 West California Avenue, Sunnyvale

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