Santa Clara County  »  320 San Antonio Rd

320 San Antonio Road, Palo Alto, CA 94306 Property Information

320 San Antonio Road, Palo Alto, CA 94306 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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320 San Antonio Road, Palo Alto, CA 94306
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Address

Primary address 320 San Antonio Road, Palo Alto
Alternate address(es) 340 San Antonio Rd
Zip code 94306
County Santa Clara
Neighborhood Palo Alto Gardens
Parcel ID 147-09-069

Sales & Tax Overview for 320 San Antonio Road, Palo Alto

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

Sale date 09/19/2016
Sale price $181,700,000
Arm's length
Property tax $36,947

Lot & Building Information for 320 San Antonio Road, Palo Alto

Building class Offices, High-Rise Office Buildings, Banks and Clinics (Category Also Includes Parking for Existing Office Buildings) (59)
Acreage 0.76
Lot sqft 33,125
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Zoning, Use & Area Overview

Walk Score
Transit Score
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Zoning district

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Other Property Data for 320 San Antonio Road, Palo Alto

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  • • Improvements for 320 San Antonio Road, Palo Alto , including their type, square footage, grade and when they were built.
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About 320 San Antonio Road, Palo Alto

What is the market value of 320 San Antonio Road, Palo Alto, CA 94306?

The current market value is $3,075,550.

Ownership Information

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Past Sales & Property History for 320 San Antonio Road, Palo Alto

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Purchase date Purchase price Buyer name Seller name
09/19/2016 $181,700,000
05/03/2012 $86,083,000
       
       
       
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Title Documents for 320 San Antonio Road, Palo Alto

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Date Type Amount Party 1 Party 2 Maturity Document Doc image
09/19/2016 Grant Deed
08/22/2014 Easement Deed/Grant Easement &
05/03/2012 Grant Deed
               
               
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R: Recorded date
D: Document date

Property Taxes for 320 San Antonio Road, Palo Alto

Access detailed property tax data for 320 San Antonio Road, Palo Alto, CA 94306. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax $36,947
Market value $3,075,550

Assessment History for 320 San Antonio Road, Palo Alto

Here's the assessment & property tax history for 320 San Antonio Road, Palo Alto, 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 $3,075,550 1.2013 $36,947 +4.35%
2024-2025 $3,015,246 1.1743 $35,408 +1.47%
2023-2024 $2,956,124 1.1804 $34,894 +1.13%
2022-2023 $2,898,161 1.1905 $34,503 +2.01%
2021-2022 $2,841,335 1.1904 $33,823 +2.17%

Permits for 320 San Antonio Road, Palo Alto

The complete history of permits filed for 320 San Antonio Road, Palo Alto, 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.

Data not available for this property.

Demographics by Zip Code

Total population 27,183
Median age 42.3
Average household income $287,065
Family households 66.6%
Occupied housing units 10,640
Owner occupied units 52.6%
Average number of people per household 2.55
Median year structure built 1963
Median value for units with a mortgage $2,000,001
Median value for units without a mortgage $2,000,001

Risk

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FEMA flood zone(s) 0.2, 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 320 San Antonio Road, Palo Alto

Here are the neighbors for 320 San Antonio Road, Palo Alto.

Address Square feet Purchase date Purchase price
4155 Byron St, Palo Alto 2,960 09/12/2017
3900 Middlefield Rd, Palo Alto 1,268 04/01/1999
4170 Byron St, Palo Alto 6,925 12/21/2021 $4,500,000
990 Commercial St, Palo Alto 19,500 08/11/2006
4145 Byron St, Palo Alto 3,307 11/18/2024 $3,425,000
698 San Antonio Ave, Palo Alto 08/27/2025
624 Keats CT, Palo Alto 2,560 05/20/2021 $3,100,000
720 San Antonio Rd, Palo Alto 20,000 12/15/2025 $18,000,000
690 San Antonio Rd, Palo Alto 19,892 08/27/2025
4226 Middlefield Rd, Palo Alto 08/27/2025
636 Keats CT, Palo Alto 2,071 07/17/2015 $2,700,000
762 San Antonio Rd, Palo Alto 5,161 04/27/2018
703 Welch Rd, Palo Alto 24,680 07/26/2002
974 Commercial St, Palo Alto 8,000 01/10/2023 $5,100,000
4171 Byron St, Palo Alto 12,694 03/11/2003
648 San Antonio Rd, Palo Alto 09/03/2014 $7,700,250
640 Keats CT, Palo Alto 2,202 10/20/2017
4149 Byron St, Palo Alto 3,401 04/13/2026
4185 Byron St, Palo Alto 6,312 11/04/2024 $2,500,000
996 San Antonio Ave, Palo Alto 15,296 05/18/2023

Nearby ZIP Codes for 320 San Antonio Road, Palo Alto

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