NOT LISTED FOR SALE

860 Helena Dr Sunnyvale, CA 94087

Estimated Value: $3,035,000 - $3,540,000

3 Beds
2 Baths
1,886 Sq Ft
$1,761/Sq Ft Est. Value

About This Home

This home is located at 860 Helena Dr, Sunnyvale, CA 94087 and is currently estimated at $3,320,535, approximately $1,760 per square foot. 860 Helena Dr is a home located in Santa Clara County with nearby schools including West Valley Elementary School, Cupertino Middle School, and Homestead High School.

Ownership History

Date Name Owned For Owner Type

Purchase Details

Closed on
Jul 30, 2025
Sold by
Smader Diane
Bought by
D Smader & C Garthwait Trust and Smader
Current Estimated Value
$3,320,535

Purchase Details

Closed on
Sep 30, 2005
Sold by
Smader Scott Kingsley
Bought by
Smader Diane

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$207,000
Interest Rate
5.58%
Mortgage Type
Fannie Mae Freddie Mac
Source: Public Records

Range of Values:

Collateral Analytics

Collateral Analytics Collateral Analytics AVMs (Automated Valuation Model) employ a number of statistical approaches combined with neighborhood-specific comparable selection guarantees the most up-to-date and precise valuations.

Not Available

Collateral Analytics does not have data for the current month. Please view the chart for historical values.

ICE

ICE Mortgage Technology ICE Mortgage Technology’s AVM (Automated Valuation Model) is a state-of-the-art online residential property valuation tool that provides a quick and accurate estimate of the value of almost any home in the U.S.

Not Available

ICE Mortgage Technology does not have data for the current month. Please view the chart for historical values.

First American

First American First American Data & Analytics’ next-generation AVM combines unrivaled data assets with a blended ensemble of valuation models to produce highly accurate, reliable valuations you can trust.

Not Available

First American does not have data for the current month. Please view the chart for historical values.

Quantarium

Quantarium Quantarium’s valuation service, repeatedly proven the industry’s most accurate and comprehensive, is supercharged with a self-learning and auto-tuning AI engine that continually becomes smarter and more accurate as it processes daily inputs from the industry’s leading RE data lake.

Not Available

Quantarium does not have data for the current month. Please view the chart for historical values.

Average Value
Not Available
List Price
Sold Price
Create a Home Valuation Report for This Property
The Home Valuation Report is an in-depth analysis detailing your home's value as well as a comparison with similar homes in the area

Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Purchase History

Date Buyer Sale Price Title Company
D Smader & C Garthwait Trust -- None Listed On Document
Smader Diane -- --
Source: Public Records

Mortgage History

Date Status Borrower Loan Amount
Previous Owner Smader Diane $131,000
Previous Owner Smader Diane $152,000
Previous Owner Smader Diane $162,000
Previous Owner Smader Diane $207,000
Source: Public Records

Tax History Compared to Growth

Source: Public Records

Tax History

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $1,353 $108,292 $29,309 $78,983
2024 $1,353 $106,170 $28,735 $77,435
2023 $1,343 $104,089 $28,172 $75,917
2022 $1,575 $102,049 $27,620 $74,429
2021 $1,561 $100,049 $27,079 $72,970
2020 $1,544 $99,024 $26,802 $72,222
2019 $1,519 $97,083 $26,277 $70,806
2018 $1,490 $95,180 $25,762 $69,418
2017 $1,481 $93,314 $25,257 $68,057
2016 $1,437 $91,485 $24,762 $66,723
2015 $1,428 $90,112 $24,391 $65,721
2014 $1,401 $88,348 $23,914 $64,434
Source: Public Records

Map

California Santa Clara County Sunnyvale 94087

860 Helena Dr, Sunnyvale, CA

This home is located at 860 Helena Dr, Sunnyvale, CA 94087 and is currently estimated at $3,320,535, approximately $1,760 per square foot. 860 Helena Dr is a home located in Santa Clara County with nearby schools including West Valley Elementary School, Cupertino Middle School, and Homestead High School.

Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.

Nearby Homes