Santa Clara County  »  820 Duff CT

820 Duff Court, Sunnyvale, CA 94086 - Property report

Also known as: 820 Duff CT

Property image for 820 Duff Court, Sunnyvale, CA 94086
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Property type

Single Family (01)

Acreage

0.304

Sale price

$800,000

General Information

Address
Primary address
820 Duff Ct
Sunnyvale, CA 94086
Zip code
94086
County
Santa Clara
Municipality
Sunnyvale
Parcel ID
211-11-028
Tract
1196

Owner

Find out who owns 820 Duff Court, Sunnyvale, CA 94086. Uncover corporate and individual owners with a free account.

Sales
Sale date
07/10/2009
Sale price
$800,000
Arm's length
Tax
Tax year
2025-2026
Base tax
$11,929
Current property tax
$11,848
Building
Property type
Single Family
Lot
Acreage
0.304
Zoning & use
Zoning
Low Density Residential (R1)

Area overview

Walk score
73 /100.  Very Walkable
Transit score
45 /100.  Some Transit
Bike score
84 /100.  Very Bikeable
School district
09023
Ownership

Ownership information for 820 Duff Court, Sunnyvale, CA

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

Sales history for 820 Duff Court, Sunnyvale, CA 94086

Sale date Sale price Buyer name Seller name
07/10/2009 $800,000 XXXXXXXXX, XXXXXX XXXXXXX-XXXXXX XXXX XXXXX

*Most recent sale on record for this property.

More about Santa Clara County property records.

Title documents

Date Type Amount Party 1 Party 2
02/01/2012 Deed of Trust/Mortgage/Securit XXXXXXXXXX, XXXX XXX XXXX
02/01/2012 Power Attorney XXXXXXXXXX, XXXX XXXX, XXXXX
07/10/2009 Deed XXXXXXX-XXXXXX XXXX XXXXX XXXXXXXXX, XXXXXX
08/23/2004 Deed XXXXXX, XXXXXXX X & XXXXXX X XXXXXXX, XXXXXXX X XXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 820 Duff Court, Sunnyvale, CA

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

Current property tax
Tax year
2025-2026
Base tax
$11,929
Current property tax
$11,848
Recent tax assessments
Market value
$1,032,644
Land value
$774,489
Building value
$258,155

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 $1,032,644 1.1552 $11,929 +1.36%
2024-2025 $1,012,397 1.1625 $11,769 +1.02%
2023-2024 $992,547 1.1738 $11,651 +1.76%
2022-2023 $973,086 1.1766 $11,449 +0.34%
2021-2022 $954,007 1.196 $11,410 +1.85%
2020-2021 $944,226 1.1865 $11,203 +0.13%
2019-2020 $925,713 1.2086 $11,188 +7.90%
2018-2019 $907,563 1.1425 $10,369 -0.36%
2017-2018 $889,769 1.1696 $10,406 +3.02%
2016-2017 $872,324 1.158 $10,102 +0.35%
Permits

Permit information for 820 Duff Court, Sunnyvale, CA

Issued date Permit number Permit type Sub type Valuation Finaled date Status
10/05/2010
11/17/2009
05/05/2009
04/10/2009

*Most recent permits on record for this property.

Neighborhood

Risk

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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 820 Duff Court, Sunnyvale, CA 94086 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
Braly Elementary School 5 Public K-5 352 0.28
Ponderosa Elementary School 5 Public K-5 501 0.55
Ellis Elementary School 5 Public K-5 695 0.72
Helios School NR Private K-8 28 0.73
Njeri's Morning Glory School NR Private K-5 0 0.79
Champion Kinder International School NR Private K 10 0.90
Triumphant Learning Center NR Private PK-K 33 1.01
Triumphant Learning Center NR Private PK-K 33 1.01
Adult And Community Education NR Public 0 1.23
Louis E. Stocklmeir Elementary School 8 Public K-5 822 1.30
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Helios School NR Private K-8 28 0.73
Marian A. Peterson Middle School 6 Public 6-8 729 0.92
Silicon Valley Academy NR Private K-12 121 1.22
Adult And Community Education NR Public 0 1.23
Silicon Valley Academy NR Private PK-8 146 1.25
Stratford Middle School NR Private 6-8 443 1.26
St. Lawrence Elementary and Middle School NR Private PK-8 236 1.27
Sunnyvale Middle School 6 Public 6-8 962 1.91
Santa Clara Community Day NR Public 6-12 10 1.91
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Fremont High School 7 Public 9-12 2,171 1.09
Silicon Valley Academy NR Private K-12 121 1.22
New Valley Continuation High School 3 Public 9-12 169 1.23
Adult And Community Education NR Public 0 1.23
North County Regional Occupational Program School NR Public 9-12 0 1.25
Community Day School NR Public 9-12 7 1.25
School of Choice NR Private 6-12 0 1.31
Amrita Academy NR Private 5-12 0 1.33
Adrian Wilcox High School 7 Public 9-12 1,859 1.78
The King's Academy NR Private 6-12 937 1.87

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 820 Duff Court, Sunnyvale, CA

814 Anshen CT, Sunnyvale 821 Gary Ave, Sunnyvale 809 Gary Ave, Sunnyvale 802 Iris Ave, Sunnyvale 817 Gary Ave, Sunnyvale 732 Pierino Ave, Sunnyvale 713 Katon CT, Sunnyvale 829 Gary Ave, Sunnyvale 807 Duff CT, Sunnyvale 714 Gail Ave, Sunnyvale 819 Duff CT, Sunnyvale 725 Gail Ave, Sunnyvale 759 Iris Ave, Sunnyvale 708 Gail Ave, Sunnyvale 814 Duff CT, Sunnyvale 808 Duff CT, Sunnyvale 744 Gail Ave, Sunnyvale 802 Gail Ave, Sunnyvale 707 Katon CT, Sunnyvale 808 Anshen CT, Sunnyvale

Nearby ZIP codes for 820 Duff Court, Sunnyvale, CA

94024, Santa Clara County, CA 94041, Santa Clara County, CA 94043, Santa Clara County, CA 95002, Santa Clara County, CA 95014, Santa Clara County, CA 95117, Santa Clara County, CA 95126, Santa Clara County, CA 95128, Santa Clara County, CA 95129, Santa Clara County, CA 95130, Santa Clara County, CA

Frequently asked questions

When was 820 Duff Court, Sunnyvale, CA 94086 last sold and what was the sale price?

820 Duff Court, Sunnyvale, CA 94086 was last sold on 07/10/2009 for $800,000.

What is the assessed value of 820 Duff Court, Sunnyvale, CA 94086?

820 Duff Court, Sunnyvale, CA 94086 is currently assessed at $1,032,644.

What are the property taxes for 820 Duff Court, Sunnyvale, CA 94086?

The property taxes for 820 Duff Court, Sunnyvale, CA 94086 total $11,929.

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