Santa Clara County  »  94301  »  Cowper St  »  420 Cowper St

420 Cowper Street, Palo Alto, CA 94301 - Property report

Also known as: 420 Cowper St

Property image for 420 Cowper Street, Palo Alto, CA 94301
static Mapbox map

Property type

Offices, High-Rise Office Buildings, Banks and Clinics (Category Also Includes Parking for Existing Office Buildings) (59)

Year built

1952

Acreage

0.26

Sale price

$11,310,000

General Information

Address
Primary address
420 Cowper St
Palo Alto, CA 94301
Alternate address(es)
430 Cowper St
Zip code
94301
Neighborhood
Downtown North Palo Alto
County
Santa Clara
Municipality
Palo Alto
Parcel ID
120-15-013

Owner

Find out who owns 420 Cowper Street, Palo Alto, CA 94301. Uncover corporate and individual owners with a free account.

Sales
Sale date
02/10/2010
Sale price
$11,310,000
Arm's length
Tax
Tax year
2025-2026
Property tax
$175,380
Building
Property type
Offices, High-Rise Office Buildings, Banks and Clinics (Category Also Includes Parking for Existing Office Buildings)
Building sq. ft.
18,564
Stories
2
Year built
1952
Lot
Acreage
0.26
Lot sq. ft.
11,502
Zoning & use
Zoning
Qualified opportunity zone
Units
1

Area overview

Walk score
92 /100.  Walker's Paradise
Transit score
55 /100.  Good Transit
Bike score
99 /100.  Biker's Paradise
Ownership

Ownership information for 420 Cowper Street, Palo Alto, CA

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for 420 Cowper Street, Palo Alto, CA 94301

Sale date Sale price Buyer name Seller name
02/10/2010 $11,310,000 XXXXX XXXXXXXXXX XXX XXX XXXXXXXXXX XXX
01/20/1999 $161,500 XXX XXXXXXXXXX XXX XXXXXXXX XXXXX
01/20/1999 $121,500 XXX XXXXXXXXXX XXX XXXXXXX, XXXXX X & XXXXXX X; XXXXXX XXXXX; X & X XXXXX; XXXX XXXX XXXXXXXXXXX XX; XXXXXXXX XXXXXX XXXX XXX XXXXX; XXXXXXX XXXXX

*Most recent sales on record for this property.

More about Santa Clara County property records.

Title documents

Date Type Amount Party 1 Party 2
02/10/2010 Deed XXX XXXXXXXXXX XXX XXXXX XXXXXXXXXX XXX
01/20/1999 Deed XXXX XXXX XXXXXXXXXXX XX XXX XXXXXXXXXX XXX
01/20/1999 Deed XXXXXXX, XXXXX X & XXXXXX X XXX XXXXXXXXXX XXX
01/20/1999 Deed XXXXXXX XXXXX XXX XXXXXXXXXX XXX
01/20/1999 Deed XXXXXXX XXXXX XXX XXXXXXXXXX XXX
01/20/1999 Deed XXXXXXXX XXXXX XXX XXXXXXXXXX XXX
01/20/1999 Deed X & X XXXXX XXX XXXXXXXXXX XXX
01/20/1999 Deed XXXXXXX XXXXX XXX XXXXXXXXXX XXX
01/20/1999 Deed XXXXXXXXX, XXXXX X XXX XXXXXXXXXX XXX
01/20/1999 Deed XXX XXXXX XXX XXXXXXXXXX XXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 420 Cowper Street, Palo Alto, CA

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2025-2026
Property tax
$175,380
Recent tax assessments
Market value
$14,599,225
Land value
$1,871,690
Building value
$12,727,535

More about Santa Clara County property taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Assessed value Tax rate Property tax Y-o-Y change
2025-2026 $14,599,225 1.2013 $175,380 +4.35%
2024-2025 $14,312,967 1.1743 $168,077 +1.47%
2023-2024 $14,032,321 1.1804 $165,638 +1.13%
2022-2023 $13,757,179 1.1905 $163,779 +2.01%
2021-2022 $13,487,431 1.1904 $160,554 +2.17%
2020-2021 $13,349,135 1.17716 $157,141 +1.09%
2019-2020 $13,087,388 1.18772 $155,442 +2.91%
2018-2019 $12,830,773 1.1773 $151,052 +1.78%
2017-2018 $12,579,190 1.1798 $148,413 +2.66%
2016-2017 $12,332,541 1.1722 $144,562 +0.95%
Permits

Permit information for 420 Cowper Street, Palo Alto, CA

Issued date Permit number Permit type Sub type Valuation Finaled date Status
11/14/2025
10/24/2025
10/08/2024
12/01/2023
05/11/2023

*Most recent permits on record for this property.

Neighborhood

Demographics by ZIP code

Total population
17,508
Median age
46.7
Average household income
$342,324
Family households
61.6%
People per household (average)
2.4
Occupied housing units
7,167
Owner-occupied units
53.0%
Median year structure built
1957
Median value mortgaged units
$2,000,001
Median value unmortgaged units
$2,000,001

Risk

Create a free account to unlock expanded risk information, such as crime incidents in the area, tsunami and landslides risks, or its location relative to FEMA flood zones and the Coastal Barriers Resources System Area (COBRA).

FEMA flood zones

FEMA flood zones
0.2
Landslides and liquefaction map

Fire hazard zones

Faults and tsunami inundation zones map

Transportation

Daily traffic map
View daily traffic map

Access the detailed traffic volume map for 420 Cowper Street, Palo Alto, CA 94301 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Neighbors for 420 Cowper Street, Palo Alto, CA

440 Kipling St, Palo Alto 236 Cowper St, Palo Alto 425 Waverley St, Palo Alto 330 Lytton Ave, Palo Alto 526 Waverley St, Palo Alto 428 University Ave, Palo Alto 408 University Ave, Palo Alto 374 University Ave, Palo Alto 463 University Ave, Palo Alto 384 University Ave, Palo Alto 309 University Ave, Palo Alto 379 University Ave, Palo Alto 211 Kipling St, Palo Alto 499 University Ave, Palo Alto 453 Waverley St, Palo Alto 375 Hamilton Ave, Palo Alto 313 Waverley St, Palo Alto 431 Kipling St, Palo Alto 520 Cowper St, Palo Alto 367 University Ave, Palo Alto

Nearby ZIP codes for 420 Cowper Street, Palo Alto, CA

94022, Santa Clara County, CA 94024, Santa Clara County, CA 94041, Santa Clara County, CA 94043, Santa Clara County, CA 94303, Santa Clara County, CA 94305, Santa Clara County, CA 94555, Alameda County, CA 94560, Alameda County, CA

Frequently asked questions

What is the year built for 420 Cowper Street, Palo Alto, CA 94301?

The development at 420 Cowper Street, Palo Alto, CA 94301 was built in 1952.

What is the market value of 420 Cowper Street, Palo Alto, CA 94301?

The current market value of 420 Cowper Street, Palo Alto, CA 94301 is $14,599,225.

What is the total square footage of 420 Cowper Street, Palo Alto, CA 94301?

420 Cowper Street, Palo Alto, CA 94301 has a total of 18,564 square feet.

What is the price per square foot for this property?

$609 per square foot is the price for 420 Cowper Street, Palo Alto, CA 94301.

How many commercial spaces does this building have?

The number of commercial spaces in this building is 1.

Disclaimer

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