Santa Clara County  »  645 N Mary Ave

645 North Mary Avenue, Sunnyvale, CA 94085 Property Information

645 North Mary Avenue, Sunnyvale, CA 94085 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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645 North Mary Avenue, Sunnyvale, CA 94085
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Address

Primary address 645 North Mary Avenue, Sunnyvale
Alternate address(es) 910 Benecia Ave
Zip code 94085
County Santa Clara
Parcel ID 165-40-014

Sales & Tax Overview for 645 North Mary Avenue, Sunnyvale

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Sale date 07/09/2010
Sale price $3,225,000
Arm's length
Property tax $81,337

Lot & Building Information for 645 North Mary Avenue, Sunnyvale

Building sqft 19,535
Building class Office Building
Acreage 1.29
Lot sqft 56,192
Units 1
Year built 1974
Stories 1
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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 645 North Mary Avenue, Sunnyvale

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About 645 North Mary Avenue, Sunnyvale

How many sq. ft. does 645 North Mary Avenue, Sunnyvale, CA 94085 have & what is the price per sq. ft?

This Office Building (SCILSO) located at 645 North Mary Avenue, Sunnyvale, CA 94085 has a total of 19,535 square feet and a current price per square foot of $165.

What is the year built & the current market value of 645 North Mary Avenue, Sunnyvale, CA 94085?

645 North Mary Avenue, Sunnyvale, CA 94085 was built in 1974 and has a current tax assessor's market value of $6,934,084.

How many commercial spaces does this building have?

This building has 1 commercial spaces available for lease.

Ownership Information

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Past Sales & Property History for 645 North Mary Avenue, Sunnyvale

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Purchase date Purchase price Buyer name Seller name
07/09/2010 $3,225,000

Title Documents for 645 North Mary Avenue, Sunnyvale

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Date Type Amount Party 1 Party 2 Maturity Document Doc image
03/10/2021 Easement
07/09/2010 Deed
05/15/2006 Deed
10/12/2001 Deed
               
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R: Recorded date
D: Document date

Property Taxes for 645 North Mary Avenue, Sunnyvale

Access detailed property tax data for 645 North Mary 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 $81,337
Market value $6,934,084

Assessment History for 645 North Mary Avenue, Sunnyvale

Here's the assessment & property tax history for 645 North Mary 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 $6,934,084 1.173 $81,337 +3.78%
2024-2025 $6,798,122 1.1529 $78,376 +0.92%
2023-2024 $6,664,827 1.1652 $77,659 +1.66%
2022-2023 $6,534,145 1.1691 $76,391 +1.13%
2021-2022 $6,406,025 1.1792 $75,540 +73.06%

Permits for 645 North Mary Avenue, Sunnyvale

The complete history of permits filed for 645 North Mary 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
12/01/2025
11/21/2025
11/03/2025
10/23/2025
01/17/2019
11/29/2018
09/18/2015
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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 645 North Mary Avenue, Sunnyvale

Here are the neighbors for 645 North Mary Avenue, Sunnyvale.

Address Square feet Purchase date Purchase price
777 N Pastoria Ave, Sunnyvale 12,000 06/30/2011 $2,100,000
785 N Mary Ave, Sunnyvale 78,444 04/29/2026 $35,000,000
743 N Pastoria Ave, Sunnyvale 11,448 10/10/2012
580 N Pastoria Ave, Sunnyvale 25,577 07/28/2014
610 N Pastoria Ave, Sunnyvale 12,144 08/09/2013
362 Macara Ave, Sunnyvale
815 W Maude Ave, Sunnyvale 23,340 05/13/2025 $7,390,000
605 Macara Ave, Sunnyvale
479 N Pastoria Ave, Sunnyvale 52,394 10/11/2023
658 N Pastoria Ave, Sunnyvale 10,560 08/09/2013
995 Benecia Ave, Sunnyvale 42,633 08/08/2006
975 Benecia Ave, Sunnyvale 62,441 08/08/2006
1055 Escalon CT, Sunnyvale 177,828 09/30/2022
367 Macara Ave, Sunnyvale 49,240
990 Benecia Ave, Sunnyvale 58,140 10/31/2012 $16,050,000
500 Macara Ave, Sunnyvale 31,266 05/05/2015 $19,411,500
430 Indio Way, Sunnyvale 9,369
335 Macara Ave, Sunnyvale 73,184 09/30/2022
900 Almanor Ave, Sunnyvale 138,698 01/30/2017
415 Macara Ave, Sunnyvale 79,024

Nearby ZIP Codes for 645 North Mary Avenue, Sunnyvale

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