Google street view image for 9431 Alcosta Blvd, San Ramon, CA 94583

Off market jan 2010 for $515K

$1,330,498

Est. refi paymentEst. refi $3,832/mo

•

2 ba

•

1,711

sq ft

9431 Alcosta Blvd, San Ramon, CA 94583

About this home

9431 Alcosta Blvd is a 1,711 square foot house on a 9,350 square foot lot with 4 bedrooms and 2 bathrooms. - it last sold on January 27, 2010 for $515,000. Based on Redfin's San Ramon data, we estimate the home's value is $1,330,498.

Single-familyProperty Type

1965Year Built

9,350 sq ftLot Size

$778Est. Price/Sq.Ft.

2 car garageParking

Source:Public Records

Redfin Estimate

$1,330,498

$815K since sold in January 2010$5,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 2.5% lower than the average sale price ($1.36M) of 6 comparable homes.

SOLD JUL 23, 2026
$1,395,000
A
4 beds2 baths1,427 sq ft
7488 Blue Fox Way, San Ramon, CA 94583
SOLD MAY 5, 2026
$1,500,888
B
4 beds2 baths1,472 sq ft
206 Dayton Ct, San Ramon, CA 94583
SOLD AUG 6, 2026
$1,125,000
C
4 beds2 baths1,338 sq ft
8633 Briarwood Ln, Dublin, CA 94568
SOLD JUN 5, 2026
$1,508,500
D
3 beds2 baths1,550 sq ft
7347 Sedgefield Ave, San Ramon, CA 94583
SOLD JUL 24, 2026
$1,500,000
E
4 beds2.5 baths2,182 sq ft
166 Winged Foot Pl, San Ramon, CA 94583
BOUGHT WITH REDFIN SEP 25, 2026
$1,155,000
F
4 beds2 baths1,933 sq ft
8569 Wicklow Ln, Dublin, CA 94568

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Earn from this home

Sell

$1,018,647

Est. take-home

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Est. cash available

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Rent

$4,275/mo

Redfin rental estimate

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Market trends in 94583, CA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

100.0%

+0.7% MoM

Median sale price

$1.4M

$50K MoM

Avg. days on market

29d

7 days MoM

Recently sold homes

0 MoM

New listings for sale

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COMING SOON
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EARLY ACCESS
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See all

Provided by Redfin

Sale history for 9431 Alcosta Blvd

Year

Property tax

Land + Additions

Assessment*

2026

$8,310 (+3.3%)

$605,646 + $72,405

$678,051

2025

$8,046 (+2.0%)

$605,646 + $72,405

$678,051

2024

$7,887 (+1.7%)

$593,771 + $70,986

$664,757

2023

$7,758 (+0.7%)

$582,129 + $69,595

$651,724

2022

$7,703 (+2.0%)

$570,715 + $68,231

$638,946

2021

$7,552 (+0.7%)

$559,525 + $66,894

$626,419

2020

$7,500 (+1.4%)

$548,554 + $65,583

$614,137

2019

$7,397 (+3.8%)

$542,930 + $64,911

$607,841

2018

$7,125 (+3.7%)

$532,285 + $63,639

$595,924

2017

$6,869 (+1.3%)

$511,617 + $61,169

$572,786

2016

$6,782 (+1.0%)

$511,617 + $61,169

$572,786

2015

$6,718 (+1.2%)

$501,586 + $59,970

$561,556

2014

$6,640 (+1.0%)

$484,375 + $57,913

$542,288

2013

$6,574 (+5.9%)

$484,375 + $57,913

$542,288

2012

$6,210 (−1.3%)

$482,186 + $57,652

$539,838

2011

$6,290 (+413.8%)

$457,321 + $54,679

$512,000

2010

$1,224 (+1.7%)

$463,463 + $55,414

$518,877

2009

$1,204 (+9.2%)

$16,569 + $54,641

$71,210

2008

$1,102

$16,609 + $54,771

$71,380

Tax history for 9431 Alcosta Blvd

Year

Property tax

Land + Additions

Assessment*

2026

$8,310 (+3.3%)

$605,646 + $72,405

$678,051

2025

$8,046 (+2.0%)

$605,646 + $72,405

$678,051

2024

$7,887 (+1.7%)

$593,771 + $70,986

$664,757

2023

$7,758 (+0.7%)

$582,129 + $69,595

$651,724

2022

$7,703 (+2.0%)

$570,715 + $68,231

$638,946

2021

$7,552 (+0.7%)

$559,525 + $66,894

$626,419

2020

$7,500 (+1.4%)

$548,554 + $65,583

$614,137

2019

$7,397 (+3.8%)

$542,930 + $64,911

$607,841

2018

$7,125 (+3.7%)

$532,285 + $63,639

$595,924

2017

$6,869 (+1.3%)

$511,617 + $61,169

$572,786

2016

$6,782 (+1.0%)

$511,617 + $61,169

$572,786

2015

$6,718 (+1.2%)

$501,586 + $59,970

$561,556

2014

$6,640 (+1.0%)

$484,375 + $57,913

$542,288

2013

$6,574 (+5.9%)

$484,375 + $57,913

$542,288

2012

$6,210 (−1.3%)

$482,186 + $57,652

$539,838

2011

$6,290 (+413.8%)

$457,321 + $54,679

$512,000

2010

$1,224 (+1.7%)

$463,463 + $55,414

$518,877

2009

$1,204 (+9.2%)

$16,569 + $54,641

$71,210

2008

$1,102

$16,609 + $54,771

$71,380

*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

RS-10

Single-Family Residential Zone

The RS zone is applied to areas of the City appropriate for single-family residential land uses in neighborhoods at a density of three to six units per net acre, subject to appropriate standards. The specific allowable density for each parcel is shown on the Zoning Map by a numerical suffix residential density designator (see Section D2-8). Minimum lot size for new parcels ranges from 3,500 to 12,000 sq ft. Depending upon the applicable residential density designator, the RS zone is consistent with and implements the Single Family Low Density, Single Family Low-Medium Density, and Single Family Medium Density land use classifications of the General Plan.

Permitted uses

Include but are not limited to:

Day care facility
Housing-Single unit
Housing-Senior
Housing-Student
Housing-Other

Property details

Interior

Room Information
# of Rooms: 9

Exterior

Property Information
Subdivision Name: SUBDIVISION 3008
Living Sq. Ft: 1,711
Ground Floor Sq. Ft: 1,711
Building Sq. Ft: 1,711
# of Stories: 1
Legal Description: TRACT 3008 LOT 53 EX MR

Parking & Garage Information
Garage/Parking Sq. Ft: 480

Lot Information
# of Buildings: 1
Land Sq. Ft: 9,350
Legal Lot Number: 53
Acres: 0.2146
County Use Description: SINGLE FAMILY

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 4
Baths: 2.0
Sq. Ft.: 1,711
Stories: 1.0
Lot Size: 9,350 square feet
Style: Single Family Residential
Year Built: 1965
Year Renovated: 1980
County: Contra Costa County
APN: 2103630071

Home facts updated by county records on Oct 30, 2026

Around this home

Schools

K - 12
Preschool & daycare

Walt Disney Elementary School

Public K-5 • Assigned • 0.7mi

10/10

Pine Valley Middle School

Public 6-8 • Assigned • 1.0mi

10/10

California High School

Public 9-12 • Assigned • 1.4mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

San Ramon remains competitive, with homes averaging 1 offer and selling in 29 days. Median price is $1.4M (+2.8%), while price per sq. ft. is $677 (-1.2%). Buyers have negotiation opportunities; sellers should price strategically.
6 minutes ago • San Ramon
Annu Lakhat
Redfin Premier agent
62 deals
Was this helpful?
San Ramon, Past 3 months,Median price $1.51M, down 4.5% YoY,Homes sold: 169 in July, up 1%,Days on market 20 days,Market Active but more balanced; slight seller advantage,Bottom line: Prices have softened, but homes are still selling relatively...
2 months ago • San Ramon
Gagan Singh
Redfin Premier agent
656 deals
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Climate risks

1/10 Flood Factor

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

5/10 Fire Factor

3% chance of being in a wildfire in next 30 years

4/10 Heat Factor

7 days above 97° expected this year, 15 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

9/10 Air Factor

19 unhealthy days expected this year, 21 days in 30 years

Provided by First Street

Historical weather

San Ramon, CA • 94583

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 11.6 hours in June and 4.8 hours in December, placing it above the U.S. average for solar exposure.

11.6 hrs

4.8 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.26M – $1.53M

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Home values near 9431 Alcosta Blvd

Data from public records.

Address	Redfin Estimate
9453 Alcosta Blvd, San Ramon, CA 4 Beds \| 3 Baths \| 2040 Sq. Ft.	$1,331,997
9414 Alcosta Blvd, San Ramon, CA 5 Beds \| 4 Baths \| 2782 Sq. Ft.	$2,070,602
9432 Alcosta Blvd, San Ramon, CA 3 Beds \| 2 Baths \| 1586 Sq. Ft.	$1,305,294
9441 Alcosta Blvd, San Ramon, CA 5 Beds \| 3 Baths \| 2182 Sq. Ft.	$1,691,414
9407 Alcosta Blvd, San Ramon, CA 4 Beds \| 2 Baths \| 2013 Sq. Ft.	$1,431,237
9426 Alcosta Blvd, San Ramon, CA 3 Beds \| 2 Baths \| 1586 Sq. Ft.	$1,239,939
9425 Alcosta Blvd, San Ramon, CA 4 Beds \| 2 Baths \| 2013 Sq. Ft.	$1,596,404

Address	Redfin Estimate
9415 Alcosta Blvd, San Ramon, CA 4 Beds \| 2.5 Baths \| 2181 Sq. Ft.	$1,685,618
9462 Alcosta Blvd, San Ramon, CA 3 Beds \| 2 Baths \| 1848 Sq. Ft.	$1,329,833
9450 Alcosta Blvd, San Ramon, CA 5 Beds \| 2 Baths \| 1848 Sq. Ft.	$1,438,303
9444 Alcosta Blvd, San Ramon, CA 3 Beds \| 2 Baths \| 1848 Sq. Ft.	$1,272,215
9437 Alcosta Blvd, San Ramon, CA 3 Beds \| 2 Baths \| 1498 Sq. Ft.	$1,220,350
9438 Alcosta Blvd, San Ramon, CA 3 Beds \| 2 Baths \| 1848 Sq. Ft.	$1,287,073
9447 Alcosta Blvd, San Ramon, CA 4 Beds \| 2 Baths \| 1711 Sq. Ft.	$1,281,963

Address	Redfin Estimate
9459 Alcosta Blvd, San Ramon, CA 3 Beds \| 2 Baths \| 1930 Sq. Ft.	$1,332,535
9420 Alcosta Blvd, San Ramon, CA 3 Beds \| 2 Baths \| 1848 Sq. Ft.	$1,446,360
9456 Alcosta Blvd, San Ramon, CA 3 Beds \| 2 Baths \| 1586 Sq. Ft.	$1,338,502
9408 Alcosta Blvd, San Ramon, CA 4 Beds \| 2 Baths \| 1586 Sq. Ft.	$1,364,637
9419 Alcosta Blvd, San Ramon, CA 4 Beds \| 3 Baths \| 2040 Sq. Ft.	$1,564,842
120 Alcosta Ct, San Ramon, CA 3 Beds \| 2 Baths \| 1848 Sq. Ft.	$1,532,028
9428 Cherry Hills Ln, San Ramon, CA 4 Beds \| 3 Baths \| 2344 Sq. Ft.	$1,794,016

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About this home

Redfin Estimate

Earn from this home

Market trends in 94583, CA

Sale history for 9431 Alcosta Blvd

Tax history for 9431 Alcosta Blvd

Zoning and permits

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94583

Home values near 9431 Alcosta Blvd

More real estate resources