Santa Clara County  »  528 S Mathilda Ave

528 South Mathilda Avenue, Sunnyvale, CA 94086 Property Information

528 South Mathilda Avenue, Sunnyvale, CA 94086 Property Information

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  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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528 South Mathilda Avenue, Sunnyvale, CA 94086
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Address

Primary address 528 South Mathilda Avenue, Sunnyvale
Zip code 94086
County Santa Clara
Parcel ID 209-29-060

Sales & Tax Overview for 528 South Mathilda Avenue, Sunnyvale

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Sale date 10/15/2021
Sale price $6,450,000
Arm's length
Property tax $45,203

Lot & Building Information for 528 South Mathilda Avenue, Sunnyvale

Building sqft 5,276
Building class Five or More Family (04)
Acreage 0.42
Lot sqft 18,288
Units 8
Year built 1950
Stories 2
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
School district 09168

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Other Property Data for 528 South Mathilda Avenue, Sunnyvale

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  • • Improvements for 528 South Mathilda Avenue, Sunnyvale , including their type, square footage, grade and when they were built.
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About 528 South Mathilda Avenue, Sunnyvale

What is the year built & the total sq. ft. for 528 South Mathilda Avenue, Sunnyvale, CA 94086?

528 South Mathilda Avenue, Sunnyvale, CA 94086 was built in 1950 and has a total of 5,276 square feet.

What is the assessed value of 528 South Mathilda Avenue, Sunnyvale, CA 94086 and the property tax paid?

Assessed at $3,853,616, the tax amount paid for 528 South Mathilda Avenue, Sunnyvale, CA 94086 is $45,202.

When was 528 South Mathilda Avenue, Sunnyvale, CA 94086 last sold and what was the last sale price?

528 South Mathilda Avenue, Sunnyvale, CA 94086 was last sold in 10/15/2021 for $6,450,000.

How many residential units does this building have?

This building has 8 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 528 South Mathilda Avenue, Sunnyvale

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Purchase date Purchase price Buyer name Seller name
10/15/2021 $6,450,000
12/23/2016 $3,300,000
09/21/2012 $1,475,000
       
       
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*Here are the three most recent sales for this property.


Title Documents for 528 South Mathilda Avenue, Sunnyvale

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Date Type Amount Party 1 Party 2 Maturity Document Doc image
11/08/2021 Reconveyance
Substitution Trustee
10/20/2021 Reconveyance
Substitution Trustee
10/15/2021 Grant Deed
12/23/2020 Agreement
Assignment of Rents and Leases
Deed of Trust
Fixture Filing
11/17/2020 Record Survey
09/26/2019 Agreement
Assignment of Rents and Leases
Deed of Trust
Fixture Filing
09/03/2019 Reconveyance
08/27/2019 Assignment Deed of Trust
08/27/2019 Assignment Deed of Trust
08/27/2019 Agreement
Subordination Agreement
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R: Recorded date
D: Document date

Property Taxes for 528 South Mathilda Avenue, Sunnyvale

Access detailed property tax data for 528 South Mathilda 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 $45,203
Market value $3,853,616

Assessment History for 528 South Mathilda Avenue, Sunnyvale

Here's the assessment & property tax history for 528 South Mathilda 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 $3,853,616 1.173 $45,203 +3.78%
2024-2025 $3,778,056 1.1529 $43,557 +0.92%
2023-2024 $3,703,977 1.1652 $43,159 +2.55%
2022-2023 $3,600,000 1.1691 $42,088 -0.77%
2021-2022 $3,596,881 1.1792 $42,414 +1.09%

Permits for 528 South Mathilda Avenue, Sunnyvale

The complete history of permits filed for 528 South Mathilda 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
05/12/2025
03/09/2018
09/07/2017
10/20/2009
07/10/1905
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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) 0.2 (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 528 South Mathilda Avenue, Sunnyvale

Here are the neighbors for 528 South Mathilda Avenue, Sunnyvale.

Address Square feet Purchase date Purchase price
519 S Murphy Ave, Sunnyvale 3,251 07/09/2004 $865,000
303 W El Camino Real, Sunnyvale 3,099 12/22/2021
571 S Taaffe St, Sunnyvale 09/29/2021
333 W El Camino Real, Sunnyvale 53,318 07/28/2010 $3,259,000
275 W El Camino Real, Sunnyvale 07/31/2019
529 S Murphy Ave, Sunnyvale 05/09/2022 $1,980,000
591 S Taaffe St, Sunnyvale 05/26/2022 $1,950,000
555 S Murphy Ave, Sunnyvale 5,000
569 S Murphy Ave, Sunnyvale 1,392 12/21/2016
585 S Taaffe St, Sunnyvale 10/07/2019
535 S Murphy Ave, Sunnyvale 18,000 01/28/2021
563 S Murphy Ave, Sunnyvale 1,581 08/31/2012 $688,000
598 S Mathilda Ave, Sunnyvale 6,572 10/05/1994
555 S Taaffe St, Sunnyvale 04/21/1993
537 S Taaffe St, Sunnyvale 10/29/2003 $540,000
523 S Murphy Ave, Sunnyvale 1,650 02/26/2015
539 S Murphy Ave, Sunnyvale 2,940 05/03/2002
575 S Taaffe St, Sunnyvale 12/19/2011 $99,454
527 S Taaffe St, Sunnyvale 02/22/2012 $32,500
567 S Taaffe St, Sunnyvale 12/17/2019 $1,350,000

Nearby ZIP Codes for 528 South Mathilda Avenue, Sunnyvale

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