Google street view image for 1021 Rosa Ave, Sunnyvale, CA 94086

Off market feb 1977 for $63K

$2,283,870

Est. refi paymentEst. refi $463/mo

•

3 ba

•

1,479

sq ft

1021 Rosa Ave, Sunnyvale, CA 94086

About this home

1021 Rosa Ave is a 1,479 square foot house on a 5,546 square foot lot with 4 bedrooms and 3 bathrooms. - it last sold on February 18, 1977 for $63,500. Based on Redfin's Sunnyvale data, we estimate the home's value is $2,283,870.

Single-familyProperty Type

1964Year Built

5,546 sq ftLot Size

$1,544Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$2,283,870

$2.2M since sold in February 1977$40K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 10% lower than the average sale price ($2.54M) of 5 comparable homes.

SOLD AUG 6, 2026
$2,840,000
A
4 beds3 baths1,819 sq ft
939 Rosette Ct, Sunnyvale, CA 94086
SOLD JUL 8, 2026
$2,600,000
B
4 beds2.5 baths1,791 sq ft
918 Mangrove Ave, Sunnyvale, CA 94086
SOLD APR 3, 2026
$2,690,000
C
4 beds3 baths1,582 sq ft
922 Iris Ave, Sunnyvale, CA 94086
SOLD SEP 16, 2026
$3,030,000
D
4 beds2 baths1,530 sq ft
1086 Robbia Dr, Sunnyvale, CA 94087
SOLD JUN 25, 2026
$1,525,000
E
4 beds2 baths1,382 sq ft
1117 Poinciana Dr, Sunnyvale, CA 94086

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Earn from this home

Sell

$2,162,967

Est. take-home

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Refinance

Est. cash available

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Rent

$4,769/mo

Redfin rental estimate

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Market trends in 94086, CA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

104.3%

+0.8% MoM

Median sale price

$1.7M

$24K MoM

Avg. days on market

21d

6 days MoM

Recently sold homes

6 MoM

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See all

Provided by Redfin

Sale history for 1021 Rosa Ave

Year

Property tax

Land + Additions

Assessment*

2025

$1,752 (+1.5%)

$39,086 + $112,847

$151,933

2024

$1,726 (+1.2%)

$38,320 + $110,635

$148,955

2023

$1,706 (+1.5%)

$37,569 + $108,466

$146,035

2022

$1,681 (+0.6%)

$36,833 + $106,340

$143,173

2021

$1,670 (+2.0%)

$36,111 + $104,255

$140,366

2020

$1,638 (+0.2%)

$35,403 + $102,211

$137,614

2019

$1,636 (+6.7%)

$35,040 + $101,163

$136,203

2018

$1,533 (+0.8%)

$34,353 + $99,180

$133,533

2017

$1,521 (−1.7%)

$33,020 + $95,330

$128,350

2016

$1,548 (+0.5%)

$33,020 + $95,330

$128,350

2015

$1,540 (+4.7%)

$32,373 + $93,461

$125,834

2014

$1,471 (+0.4%)

$31,263 + $90,255

$121,518

2012

$1,466 (+9.6%)

$31,122 + $89,848

$120,970

2011

$1,338 (+3.1%)

$30,512 + $88,087

$118,599

2010

$1,298 (−1.9%)

$29,914 + $86,360

$116,274

2009

$1,323 (−2.2%)

$29,691 + $85,715

$115,406

2008

$1,352

$29,179 + $84,235

$113,414

Tax history for 1021 Rosa Ave

Year

Property tax

Land + Additions

Assessment*

2025

$1,752 (+1.5%)

$39,086 + $112,847

$151,933

2024

$1,726 (+1.2%)

$38,320 + $110,635

$148,955

2023

$1,706 (+1.5%)

$37,569 + $108,466

$146,035

2022

$1,681 (+0.6%)

$36,833 + $106,340

$143,173

2021

$1,670 (+2.0%)

$36,111 + $104,255

$140,366

2020

$1,638 (+0.2%)

$35,403 + $102,211

$137,614

2019

$1,636 (+6.7%)

$35,040 + $101,163

$136,203

2018

$1,533 (+0.8%)

$34,353 + $99,180

$133,533

2017

$1,521 (−1.7%)

$33,020 + $95,330

$128,350

2016

$1,548 (+0.5%)

$33,020 + $95,330

$128,350

2015

$1,540 (+4.7%)

$32,373 + $93,461

$125,834

2014

$1,471 (+0.4%)

$31,263 + $90,255

$121,518

2012

$1,466 (+9.6%)

$31,122 + $89,848

$120,970

2011

$1,338 (+3.1%)

$30,512 + $88,087

$118,599

2010

$1,298 (−1.9%)

$29,914 + $86,360

$116,274

2009

$1,323 (−2.2%)

$29,691 + $85,715

$115,406

2008

$1,352

$29,179 + $84,235

$113,414

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Zoning and permits

Zoning
Permits

Low Density Residential Zoning District

The R-0 low-density residential zoning districts are zoning districts reserved for the construction, use and occupancy of not more than 7 dwelling units per acre.

Permitted uses

Include but are not limited to:

Housing-Single unit
Housing-Student
Park & open space

May 30, 2023 • Final

Minor building

Install a new ductless mini-split system including one outdoor heat pump and one indoor air handler.

HVAC

Dec 8, 2020 • Final

Minor building

Replace the main electrical panel.

Electrical

Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.

Property details

Interior

Fireplace Information
# of Fireplaces: 1
Has Fireplace

Room Information
# of Rooms: 7

Exterior

Exterior Information
Physical Condition: Average
Building Style Type: U-Shape
Construction Type: Wood
Building Construction Quality: Good
Exterior Wall: Stucco
Roof Framing Type: Wood

Property Information
Subdivision Name: INDIAN CREEK
Living Sq. Ft: 1,479
Ground Floor Sq. Ft: 1,479
Building Sq. Ft: 1,479
# of Stories: 1
Legal Description: TRACT 3489 INDIAN CREEK BOOK 168 PAGE 25 LOT 56

Parking & Garage Information
Garage/Parking Sq. Ft: 450

Lot Information
# of Buildings: 1
Land Sq. Ft: 5,546
Legal Lot Number: 56
Municipality Name: SUNNYVALE CITY
Acres: 0.1273
Depth Footage: 94
Front Footage: 59
Zoning Code: R0
County Use Description: RESID SINGLE FAMILY

Utility Information
Sewer Type: Public
Water Service Type: Public

Financial

Assessor Information
Assessment Year: 2026
Tax Area: SUNNYVALE CITY

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 1,479
Stories: 1.0
Lot Size: 5,546 square feet
Style: Single Family Residential
Year Built: 1964
Year Renovated: 1964
County: Santa Clara County
APN: 21340023

Home facts updated by county records on Aug 21, 2026

Around this home

Schools

Braly Elementary School

Public K-5 • Assigned • 0.8mi

9/10

Marian A. Peterson Middle School

Public 6-8 • Assigned • 0.6mi

9/10

Adrian Wilcox High School

Public 9-12 • Assigned • 1.2mi

8/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

4/10 Heat Factor

7 days above 93° expected this year, 14 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

7/10 Air Factor

13 unhealthy days expected this year, 13 days in 30 years

Provided by First Street

Historical weather

Sunnyvale, CA • 94086

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 11.1 hours in June and 4.9 hours in December, placing it above the U.S. average for solar exposure.

11.1 hrs

4.9 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$2.17M – $2.63M

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1003 Rosa Ave, Sunnyvale, CA 94086

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Home values near 1021 Rosa Ave

Data from public records.

Address	Redfin Estimate
1035 Rosa Avenue, Sunnyvale, CA 4 Beds \| 3 Baths \| 1479 Sq. Ft.	$2,125,020
1031 Rosa Avenue, Sunnyvale, CA 4 Beds \| 3 Baths \| 1479 Sq. Ft.	$2,172,584

Address	Redfin Estimate
1015 Rosa Avenue, Sunnyvale, CA 5 Beds \| 3 Baths \| 2016 Sq. Ft.	$2,742,708
1029 Rosa Avenue, Sunnyvale, CA 3 Beds \| 2 Baths \| 1296 Sq. Ft.	$2,179,155

Address	Redfin Estimate
1017 Rosa Avenue, Sunnyvale, CA 5 Beds \| 2.5 Baths \| 2016 Sq. Ft.	$2,775,079
1011 Rosa Avenue, Sunnyvale, CA 5 Beds \| 2.5 Baths \| 2016 Sq. Ft.	$2,746,796

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 94086, CA

Sale history for 1021 Rosa Ave

Tax history for 1021 Rosa Ave

Zoning and permits

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94086

Home values near 1021 Rosa Ave

More real estate resources