Santa Clara County  »  1666 Ontario Dr

1666 Ontario Drive, Sunnyvale, CA 94087 Property Information

1666 Ontario Drive, Sunnyvale, CA 94087 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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1666 Ontario Drive, Sunnyvale, CA 94087
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Address

Primary address 1666 Ontario Drive, Sunnyvale
Zip code 94087
County Santa Clara
Parcel ID 323-35-074

Sales & Tax Overview for 1666 Ontario Drive, Sunnyvale

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

Sale date 03/30/1998
Sale price $478,000
Arm's length
Property tax $9,534

Lot & Building Information for 1666 Ontario Drive, Sunnyvale

Building sqft 2,838
Building class Three and Four Family (03)
Acreage 0.13
Lot sqft 5,936
Units 4
Year built 1961
Stories 2
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district Medium Density Residential (R3)
School district 09009

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Other Property Data for 1666 Ontario Drive, Sunnyvale

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  • • Improvements for 1666 Ontario Drive, Sunnyvale , including their type, square footage, grade and when they were built.
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About 1666 Ontario Drive, Sunnyvale

What is the year built & the total sq. ft. for 1666 Ontario Drive, Sunnyvale, CA 94087?

1666 Ontario Drive, Sunnyvale, CA 94087 was built in 1961 and has a total of 2,838 square feet.

What is the assessed value of 1666 Ontario Drive, Sunnyvale, CA 94087 and the property tax paid?

Assessed at $819,642, the tax amount paid for 1666 Ontario Drive, Sunnyvale, CA 94087 is $9,534.

When was 1666 Ontario Drive, Sunnyvale, CA 94087 last sold?

1666 Ontario Drive, Sunnyvale, CA 94087 was last sold in 05/02/2013.

How many residential units does this building have?

This building has 4 residential unit(s).

Ownership Information

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Real Estate Reports:
Lucian Alixandrescu, May 27, 2026 NYC Office Market Ahead of National Curve: Manhattan Q1 Vacancy Drops to 13.1% 
New York City’s office market outpaced the U.S. on several major metrics in Q1, with Manhattan vacancy nearly 5 percentage points below the national benchmark, asking rents climbing against a downward national trend and flex inventory crossing 15 million square feet.
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.
Research 100M+ property records powered by:
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Past Sales & Property History for 1666 Ontario Drive, Sunnyvale

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Purchase date Purchase price Buyer name Seller name
03/30/1998 $478,000
09/15/1993 $331,000
       
       
       
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Title Documents for 1666 Ontario Drive, Sunnyvale

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date Type Amount Party 1 Party 2 Maturity Document Doc image
05/25/2021 Deed of Trust 06/01/2051
07/31/2014 Deed of Trust/Mortgage/Securit 08/01/2044
05/02/2013 Deed of Trust/Mortgage/Securit 05/01/2043
05/02/2013 Grant Deed
07/24/2012 Deed of Trust/Mortgage/Securit 08/01/2042
01/25/2000 Deed
01/25/2000 Deed
03/30/1998 Deed
09/15/1993 Deed
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R: Recorded date
D: Document date

Property Taxes for 1666 Ontario Drive, Sunnyvale

Access detailed property tax data for 1666 Ontario Drive, Sunnyvale, CA 94087. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax $9,534
Market value $819,642

Assessment History for 1666 Ontario Drive, Sunnyvale

Here's the assessment & property tax history for 1666 Ontario Drive, 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 $819,642 1.1632 $9,534 +2.79%
2024-2025 $803,572 1.1543 $9,276 +0.49%
2023-2024 $787,817 1.1717 $9,231 +1.83%
2022-2023 $772,371 1.1736 $9,065 +0.85%
2021-2022 $757,227 1.1869 $8,988 +1.17%

Permits for 1666 Ontario Drive, Sunnyvale

The complete history of permits filed for 1666 Ontario Drive, 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
10/16/2015
       
       
       
       
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Risk

Create a free account to unlock extended information for 1666 Ontario Drive, Sunnyvale, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).

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

Access the detailed traffic volume map for 1666 Ontario Drive, Sunnyvale to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

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Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
French American School Of Silicon Valley NR Private PK-5 162 0.42
French American School Of Silicon Valley NR Private PK-5 162 0.42
French American School Of Silicon Valley NR Private K-5 121 0.46
Chester W. Nimitz Elementary School 6 Public K-5 419 0.58
Garden Gate Elementary School 8 Public K-5 517 0.62

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Resurrection Elementary School NR Private PK, K-8 221 0.68
Amrita Academy NR Private 5-12 0 0.76
Sam H. Lawson Middle School 9 Public 6-8 816 0.96
Adult And Community Education NR Public 0 1.03
Cupertino Middle School 7 Public 6-8 1,099 1.07

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Homestead High School 8 Public 9-12 2,311 0.53
Amrita Academy NR Private 5-12 0 0.76
North County Regional Occupational Program School NR Public 9-12 0 0.96
Community Day School NR Public 9-12 7 0.96
Fremont High School 7 Public 9-12 2,171 0.99

Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 1666 Ontario Drive, Sunnyvale

Here are the neighbors for 1666 Ontario Drive, Sunnyvale.

Address Square feet Purchase date Purchase price
1676 Ontario Dr, Sunnyvale 2,838 01/28/2026
1654 Ontario Dr, Sunnyvale 2,838 03/12/2026
664 Kodiak CT, Sunnyvale 3,386 11/30/2007
1640 Ontario Dr, Sunnyvale 4,680 08/24/2020
658 Kodiak CT, Sunnyvale 3,136 05/03/2018
644 LA Grande Dr, Sunnyvale 3,311 11/01/2012
1646 Ontario Dr, Sunnyvale 3,948
596 LA Conner Dr, Sunnyvale 24,764 03/18/2022 $10,328,000
667 LA Grande Dr, Sunnyvale 3,136 09/14/2011 $870,000
578 LA Conner Dr, Sunnyvale 2,788 01/06/2017 $375,000
572 LA Conner Dr, Sunnyvale 2,788 03/22/2019 $2,400,000
639 W Homestead Rd, Sunnyvale 3,086 03/13/2007 $1,015,000
643 W Homestead Rd, Sunnyvale 3,086 10/30/2024
590 LA Conner Dr, Sunnyvale 2,788 06/26/2020
1646 Queen Charlotte Dr, Sunnyvale 3,386 04/06/2012
652 Kodiak CT, Sunnyvale 3,136 04/12/2013 $998,000
1662 Ontario Dr, Sunnyvale 2,838 02/21/2024
1608 Queen Charlotte Dr, Sunnyvale 6,414 01/29/2021
640 Kodiak CT, Sunnyvale 3,136 12/21/2020
1652 Queen Charlotte Dr, Sunnyvale 3,386 11/03/1995 $310,000

Nearby ZIP Codes for 1666 Ontario Drive, Sunnyvale

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