Off market dec 2016 for $850K

$1,490,963

Est. refi paymentEst. refi $5,847/mo

•

1,665

sq ft

400 San Diego Pl, San Ramon, CA 94583

About this home

Single-familyProperty Type

1981Year Built

7,777 sq ftLot Size

$895Est. Price/Sq.Ft.

2 car garageParking

Listed by Tony Santoro •DRE #01943605 • Clarkson Santoro Inc.

Listed by Bill Clarkson •DRE #00672265 • Clarkson Santoro Inc.

Bought with Anna Lee •DRE #01809657 • J. Rockcliff Realtors Inc

Redfin checked: a minute ago

•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #40764087

Redfin Estimate

$1,490,963

$641K since sold in December 2016$57K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 8.6% higher than the average sale price ($1.37M) of 6 comparable homes.

SOLD MAY 22, 2026
$1,575,150
A
3 beds2 baths1,875 sq ft
9980 Mangos Dr, San Ramon, CA 94583
SOLD SEP 8, 2026
$1,200,000
B
3 beds2 baths1,433 sq ft
3247 Ensenada Dr, San Ramon, CA 94583
SOLD AUG 10, 2026
$1,475,000
C
3 beds2 baths1,646 sq ft
403 Gregg Pl, San Ramon, CA 94583
SOLD AUG 24, 2026
$1,322,000
D
3 beds2 baths1,558 sq ft
8 Bath Ct, San Ramon, CA 94583
BOUGHT WITH REDFIN SEP 4, 2026
$1,363,000
E
4 beds2 baths1,734 sq ft
9871 Broadmoor Dr, San Ramon, CA 94583
SOLD DEC 18, 2025
$1,300,000
F
3 beds2 baths1,593 sq ft
3376 Camarones Pl, San Ramon, CA 94583

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Earn from this home

Sell

$873,687

Est. take-home

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Refinance

Est. cash available

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Rent

$4,175/mo

Redfin rental estimate

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Market trends in 94583, CA

Last updated September 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 3PM
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REDFIN OPEN THU, 10AM TO 1PM
$2,488,000
4 beds3 baths3,499 sq ft
822 Via Palermo, San Ramon, CA 94583
COMING SOON
$2,075,888
4 beds3 baths3,020 sq ft
128 Summerset Ct, San Ramon, CA 94583
VIDEO TOUR
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$799,000
2 beds2.5 baths1,579 sq ft
530 Sutter Creek Ln, San Ramon, CA 94583
LISTED BY REDFIN
$1,399,000
4 beds2 baths1,734 sq ft
2819 Yarmouth Way, San Ramon, CA 94583
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4 beds4 baths4,072 sq ft
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See all

Provided by Redfin

Redfin agents who toured

Heritage rancher on a corner lot with pool. The home has carpet and tiled flooring. Formal dining and step down living in front of the home along with step down family room and kitchen in the back of the home.
10 years ago• May not reflect the current state of the home
Sonal Patel
Redfin agent
Corner lot, One Story home along the Iron Horse Trail. Nice neighborhood.
10 years ago• May not reflect the current state of the home
Patience Ofodu
Redfin Associate agent

Sale history for 400 San Diego Pl

Year

Property tax

Land + Additions

Assessment*

2025

$13,341 (+14.3%)

$757,628 + $389,106

$1,146,734

2024

$11,676 (+1.7%)

$742,773 + $366,477

$1,109,250

2023

$11,486 (+0.8%)

$728,209 + $261,252

$989,461

2022

$11,399 (+2.2%)

$713,931 + $256,130

$970,061

2021

$11,152 (+1.0%)

$699,933 + $251,108

$951,041

2020

$11,037 (+1.1%)

$686,209 + $246,185

$932,394

2019

$10,914 (+3.9%)

$679,173 + $243,661

$922,834

2018

$10,507 (+6.0%)

$665,856 + $238,884

$904,740

2017

$9,912 (+154.2%)

$640,000 + $210,000

$850,000

2016

$3,900 (+1.8%)

$640,000 + $210,000

$850,000

2015

$3,832 (−1.9%)

$104,997 + $200,893

$305,890

2014

$3,905 (+1.7%)

$101,395 + $194,000

$295,395

2013

$3,841 (+3.4%)

$101,395 + $194,000

$295,395

2012

$3,715 (+2.3%)

$100,937 + $193,124

$294,061

2011

$3,630 (+1.7%)

$98,958 + $189,338

$288,296

2010

$3,568

$97,018 + $185,626

$282,644

2009

$3,571 (+4.2%)

$96,293 + $184,239

$280,532

2008

$3,427

$96,522 + $184,677

$281,199

Tax history for 400 San Diego Pl

Year

Property tax

Land + Additions

Assessment*

2025

$13,341 (+14.3%)

$757,628 + $389,106

$1,146,734

2024

$11,676 (+1.7%)

$742,773 + $366,477

$1,109,250

2023

$11,486 (+0.8%)

$728,209 + $261,252

$989,461

2022

$11,399 (+2.2%)

$713,931 + $256,130

$970,061

2021

$11,152 (+1.0%)

$699,933 + $251,108

$951,041

2020

$11,037 (+1.1%)

$686,209 + $246,185

$932,394

2019

$10,914 (+3.9%)

$679,173 + $243,661

$922,834

2018

$10,507 (+6.0%)

$665,856 + $238,884

$904,740

2017

$9,912 (+154.2%)

$640,000 + $210,000

$850,000

2016

$3,900 (+1.8%)

$640,000 + $210,000

$850,000

2015

$3,832 (−1.9%)

$104,997 + $200,893

$305,890

2014

$3,905 (+1.7%)

$101,395 + $194,000

$295,395

2013

$3,841 (+3.4%)

$101,395 + $194,000

$295,395

2012

$3,715 (+2.3%)

$100,937 + $193,124

$294,061

2011

$3,630 (+1.7%)

$98,958 + $189,338

$288,296

2010

$3,568

$97,018 + $185,626

$282,644

2009

$3,571 (+4.2%)

$96,293 + $184,239

$280,532

2008

$3,427

$96,522 + $184,677

$281,199

*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
Permits

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

7,777

Year renovated

2017

Sq. Ft.

1,665

Year built

1981

Style

Single Family Residential

County

Contra Costa County

APN

2122920107

Parking Spaces

Basement

Accessible

HOA Dues

—

Garage

Yes

Features

Pool

Last updated by owner on Feb 7, 2022.

RS-7

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

Interior

Virtual Tour

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

Interior Features
Interior Features: Family Room, Kitchen/Family Combo, Tile Counters
Appliances: Electric Range, Free-Standing Range, Refrigerator, Trash Compactor, Dryer, Washer, Gas Water Heater
Laundry Features: 220 Volt Outlet, Dryer, In Garage, Washer
Street Level Features: 3 Bedrooms, 2 Baths, Primary Bedrm Suite - 1, Main Entry
Window Features: Window Coverings
Fireplaces Total: 1
Has Fireplace
Flooring: Tile, Carpet

Room Information
Kitchen Features: 220 Volt Outlet,Counter - Tile,Electric Range/Cooktop,Range/Oven Free Standing,Refrigerator,Trash Compactor
Rooms Total: 8
Fireplace Features: Brick, Family Room

Exterior

Building Information
Construction Materials: Stucco, Wood Siding
Building Area Total: 1,665
Foundation Details: Slab

Exterior Features
Patio And Porch Features: Patio
Exterior Features: Back Yard, Front Yard, Side Yard, Sprinklers Automatic, Sprinklers Back, Sprinklers Front
Fencing: Fenced

Pool Information
Pool Features: In Ground, Spa
Has Private Pool
Has Spa

Property Information
Living Area: 1665
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1981

Lot Information
Other Structures: Shed(s)
Lot Size Square Feet: 7777
Lot Size Area: 0.18
Lot Size Units: Acres
Lot Size Acres: 0.18
Lot Features: Corner Lot, Court, Cul-De-Sac, Level, Regular

Utilities

Utility Information
Water Source: Public
Electric: 220 Volts in Kitchen
Sewer: Public Sewer

Heating & Cooling
Has Heating
Heating: Forced Air, Natural Gas
Cooling: Ceiling Fan(s), Central Air

Location

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

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 1,665
Stories: 1.0
Parking Spaces: 2
Basement: No
Accessible: No
Lot Size: 7,777 square feet
Style: Single Family Residential
Year Built: 1981
Year Renovated: 2017
County: Contra Costa County
APN: 2122920107
HOA Dues: —
Garage: Yes
Features: Pool

Home facts updated by owner on Feb 7, 2022

Around this home

Schools

Montevideo Elementary School

Public K-5 • Assigned • 0.5mi

9/10

Pine Valley Middle School

Public 6-8 • Assigned • 0.9mi

10/10

California High School

Public 9-12 • Assigned • 0.3mi

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...
4 weeks 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

4/10 Fire Factor

2% chance of being in a wildfire in next 30 years

4/10 Heat Factor

8 days above 97° 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

15 unhealthy days expected this year, 16 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

$1.42M – $1.72M

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Home values near 400 San Diego Pl

Data from public records.

Address	Redfin Estimate
435 San Diego Place, San Ramon, CA 3 Beds \| 2 Baths \| 1665 Sq. Ft.	$1,440,189
440 San Diego Place, San Ramon, CA 3 Beds \| 2 Baths \| 1665 Sq. Ft.	$1,421,181

Address	Redfin Estimate
420 San Diego Place, San Ramon, CA 4 Beds \| 3 Baths \| 2586 Sq. Ft.	$1,617,651
411 San Diego Place, San Ramon, CA 3 Beds \| 3 Baths \| 2221 Sq. Ft.	$1,535,447

Address	Redfin Estimate
430 San Diego Place, San Ramon, CA 4 Beds \| 3 Baths \| 2221 Sq. Ft.	$1,580,941
451 San Diego Place, San Ramon, CA 3 Beds \| 2 Baths \| 1891 Sq. Ft.	$1,519,482

Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2016. This data may not show owner updates. 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

Redfin agents who toured

Sale history for 400 San Diego Pl

Tax history for 400 San Diego Pl

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 400 San Diego Pl

More real estate resources