OFF MARKET

Off Market Apr 2020 for $988K

$1,462,123

Est. refi paymentEst. refi $6,258/mo

•

1,672

sq ft

509 Catanio Ct, San Ramon, CA 94583

About this home

Twin Creeks charmer. Move right into this single-story home offering approximately 1,672 sqft of living space featuring three bedrooms, two bathrooms, an enclosed sunroom and two-car garage. Park-like backyard with various fruit trees. Excellent location across the street from elementary school and park with easy access to shopping and freeway. Excellent schools K-12. To view the property on-line go to https://www.youtube.com/watch?v=9Xuay0cLheo

Single-familyProperty Type

1973Year Built

10,350 sq ftLot Size

$874Est. Price/Sq.Ft.

2 car garageParking

Listed by Keri O'reilly •DRE #01396803 • The Agency

Bought with Keri O'reilly •DRE #01396803 • The Agency

Redfin checked: 3 minutes ago

•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #40899769

Redfin Estimate

$1,462,123

$474K since sold in April 2020$17K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 8.3% lower than the average sale price ($1.59M) of 6 comparable homes.

SOLD JUL 31, 2026
$1,380,000
A
3 beds2 baths1,552 sq ft
2639 Celaya Cir, San Ramon, CA 94583
SOLD SEP 15, 2025
$1,476,000
B
3 beds2 baths1,673 sq ft
2537 Dos Rios Dr, San Ramon, CA 94583
SOLD MAY 19, 2026
$1,530,000
C
4 beds2 baths1,894 sq ft
9 Del Oro Ct, San Ramon, CA 94583
SOLD MAY 4, 2026
$1,830,000
D
4 beds2 baths2,125 sq ft
400 Fernando Ct, San Ramon, CA 94583
SOLD DEC 5, 2025
$1,625,000
E
4 beds2 baths1,835 sq ft
408 Fernando Ct, San Ramon, CA 94583
SOLD JUN 16, 2026
$1,727,500
F
3 beds2 baths1,938 sq ft
1544 Saint Helena Dr, Danville, CA 94526

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Earn from this home

Sell

$695,362

Est. take-home

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Refinance

Est. cash available

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Rent

$4,195/mo

Redfin rental estimate

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Market trends in 94583, CA

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

99.3%

0.3% MoM

Median sale price

$1.4M

$49K MoM

Avg. days on market

22d

0 days MoM

Recently sold homes

7 MoM

New listings for sale

OPEN SAT, 1PM TO 4PM
$540,000
3 beds2 baths1,308 sq ft
9025 Alcosta Blvd #259, San Ramon, CA 94583
OPEN SAT, 1PM TO 4PM
$1,465,000
4 beds2.5 baths2,053 sq ft
104 Scarboro Pl, San Ramon, CA 94583
OPEN SAT, 1:30PM TO 4:30PM
$1,698,000
4 beds3 baths2,260 sq ft
3704 Anderhan Pl, San Ramon, CA 94583
OPEN SAT, 1PM TO 3PM
$565,000
2 beds1 bath924 sq ft
105 Compton Cir Unit A, San Ramon, CA 94583
COMING SOON
$1,469,000
4 beds3 baths1,880 sq ft
429 Santander Dr, San Ramon, CA 94583
OPEN SAT, 1PM TO 4PM
$1,425,000
4 beds2 baths1,795 sq ft
9802 Davona Dr, San Ramon, CA 94583
OPEN SAT, 1PM TO 4PM
$2,575,000
5 beds4.5 baths3,484 sq ft
3 Crested Oak Ct, San Ramon, CA 94583
OPEN SAT, 1PM TO 4PM
$1,799,000
4 beds3 baths2,715 sq ft
772 Pradera Way, San Ramon, CA 94583
OPEN SUN, 1:30PM TO 4:30PM
$1,499,000
3 beds2.5 baths1,969 sq ft
102 Triana Way, San Ramon, CA 94583
OPEN SUN, 2PM TO 4PM
$1,269,800
4 beds2.5 baths1,936 sq ft
15 Creekside Dr, San Ramon, CA 94583
See all

Provided by Redfin

Sale history for 509 Catanio Ct

Year

Property tax

Land + Additions

Assessment*

2025

$6,385 (+2.1%)

$780,861 + $321,266

$1,102,127

2024

$6,254 (−49.2%)

$765,550 + $314,967

$1,080,517

2023

$12,308 (+0.7%)

$750,540 + $308,792

$1,059,332

2022

$12,216 (+2.2%)

$735,824 + $302,738

$1,038,562

2021

$11,954 (+220.2%)

$721,397 + $296,802

$1,018,199

2020

$3,733 (+0.9%)

$707,252 + $290,983

$998,235

2019

$3,698 (+3.8%)

$123,123 + $132,593

$255,716

2018

$3,562 (+3.9%)

$120,709 + $129,994

$250,703

2017

$3,427 (+1.9%)

$116,023 + $124,948

$240,971

2016

$3,362 (+1.8%)

$116,023 + $124,948

$240,971

2015

$3,302 (+1.9%)

$113,749 + $122,499

$236,248

2014

$3,241 (+1.8%)

$109,847 + $118,296

$228,143

2013

$3,182 (+3.4%)

$109,847 + $118,296

$228,143

2012

$3,076 (+2.4%)

$109,351 + $117,762

$227,113

2011

$3,003 (+1.8%)

$107,207 + $115,453

$222,660

2010

$2,949

$105,105 + $113,190

$218,295

2009

$2,950 (+4.4%)

$104,320 + $112,345

$216,665

2008

$2,827

$104,568 + $112,612

$217,180

Tax history for 509 Catanio Ct

Year

Property tax

Land + Additions

Assessment*

2025

$6,385 (+2.1%)

$780,861 + $321,266

$1,102,127

2024

$6,254 (−49.2%)

$765,550 + $314,967

$1,080,517

2023

$12,308 (+0.7%)

$750,540 + $308,792

$1,059,332

2022

$12,216 (+2.2%)

$735,824 + $302,738

$1,038,562

2021

$11,954 (+220.2%)

$721,397 + $296,802

$1,018,199

2020

$3,733 (+0.9%)

$707,252 + $290,983

$998,235

2019

$3,698 (+3.8%)

$123,123 + $132,593

$255,716

2018

$3,562 (+3.9%)

$120,709 + $129,994

$250,703

2017

$3,427 (+1.9%)

$116,023 + $124,948

$240,971

2016

$3,362 (+1.8%)

$116,023 + $124,948

$240,971

2015

$3,302 (+1.9%)

$113,749 + $122,499

$236,248

2014

$3,241 (+1.8%)

$109,847 + $118,296

$228,143

2013

$3,182 (+3.4%)

$109,847 + $118,296

$228,143

2012

$3,076 (+2.4%)

$109,351 + $117,762

$227,113

2011

$3,003 (+1.8%)

$107,207 + $115,453

$222,660

2010

$2,949

$105,105 + $113,190

$218,295

2009

$2,950 (+4.4%)

$104,320 + $112,345

$216,665

2008

$2,827

$104,568 + $112,612

$217,180

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

Public record

Public record
Zoning

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

10,350 Sq. Ft.

Year renovated

1990

Sq. Ft.

1,672

Year built

1973

Style

Single Family Residential

County

Contra Costa County

APN

2092500012

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 13, 2026.

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

Parking

Parking Information
Has Attached Garage
Garage Spaces: 2
Covered Spaces: 2
Parking Features: Attached, Garage Door Opener

Interior

Virtual Tour

Bathroom Information
# of Bathrooms Total: 2
# of Bathrooms Full: 2
Other Bathrooms Included Features: Shower Over Tub
Primary Bathroom Included Features: Solid Surface, Stall Shower, Updated Baths

Interior Features
Interior Features: Dining Area, Family Room, Stone Counters, Updated Kitchen
Appliances: Dishwasher, Disposal, Gas Range, Microwave, Oven, Gas Water Heater
Laundry Features: Laundry Room
Street Level Features: 3 Bedrooms, 2 Baths, Primary Bedrm Suite - 1, Laundry Facility, Main Entry
Window Features: Window Coverings
Fireplaces Total: 1
Has Fireplace
Flooring: Hardwood, Tile, Vinyl, Carpet

Room Information
Kitchen Features: Counter - Stone,Dishwasher,Garbage Disposal,Gas Range/Cooktop,Microwave,Oven Built-in,Updated Kitchen
Rooms Total: 9
Fireplace Features: Family Room

Exterior

Building Information
Construction Materials: Wood Siding
Building Area Total: 1,672

Exterior Features
Patio And Porch Features: Patio
Exterior Features: Back Yard, Front Yard, Garden/Play
Fencing: Fenced

Property Information
Living Area: 1672
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1973

Lot Information
Lot Size Square Feet: 10350
Lot Size Area: 0.24
Lot Size Units: Acres
Lot Size Acres: 0.24
Lot Features: Court, Level

Utilities

Utility Information
Sewer: Public Sewer

Heating & Cooling
Has Heating
Heating: Forced Air
Cooling: Central Air

Location

School Information
High School District: San Ramon Valley (925) 552-5500

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 1,672
Stories: 1.0
Lot Size: 10,350 square feet
Style: Single Family Residential
Year Built: 1973
Year Renovated: 1990
County: Contra Costa County
APN: 2092500012

Home facts updated by county records on Jul 13, 2026

Around this home

Schools

Twin Creeks Elementary School

Public K-5 • Assigned • 0.2mi

10/10

Iron Horse Middle School

Public 6-8 • Assigned • 1.6mi

10/10

California High School

Public 9-12 • Assigned • 2.8mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

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...
6 days ago • San Ramon
Gagan Singh
Redfin Premier agent
655 deals
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San Ramon is best known for its seamless mix of outdoor recreation and modern conveniences. City Center Bishop Ranch is a major hub for dining, boutique shopping, and weekend events, while the Iron Horse Trail runs right through town, making it super...
2 months ago • San Ramon
Rahul Puri
Redfin Premier agent
170 deals
Was this helpful?
San Ramon properties move fast, going pending in just 14 days. With fierce competition at the $1.6M median price, multiple offers and waived contingencies are the norm. Buyers must act decisively and submit their strongest offer immediately to win.
2 months ago • San Ramon
Karan Kandel
Redfin agent
13 deals
Was this helpful?

Climate risks

1/10 Flood Factor

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

5/10 Fire Factor

4% chance of being in a wildfire in next 30 years

3/10 Heat Factor

8 days above 94° expected this year, 16 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

8/10 Air Factor

14 unhealthy days expected this year, 15 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

$1.39M – $1.68M

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Home values near 509 Catanio Ct

Data from public records.

Address	Redfin Estimate
520 Catanio Ct, San Ramon, CA 3 Beds \| 2 Baths \| 1672 Sq. Ft.	$1,298,784
530 Catanio Ct, San Ramon, CA 4 Beds \| 3 Baths \| 2104 Sq. Ft.	$1,444,556

Address	Redfin Estimate
540 Catanio Ct, San Ramon, CA 4 Beds \| 3 Baths \| 2075 Sq. Ft.	$1,853,282
545 Catanio Ct, San Ramon, CA 4 Beds \| 2 Baths \| 1834 Sq. Ft.	$1,504,779

Address	Redfin Estimate
521 Catanio Ct, San Ramon, CA 4 Beds \| 3 Baths \| 2075 Sq. Ft.	$1,460,220
510 Catanio Ct, San Ramon, CA 4 Beds \| 2 Baths \| 1833 Sq. Ft.	$1,349,079

Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2020. This data may not match . Learn more.

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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 94583, CA

Sale history for 509 Catanio Ct

Tax history for 509 Catanio Ct

Public record

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 509 Catanio Ct

More real estate resources