OFF MARKET

Off market

$1,212,813

•

1,762

sq ft

446 Constantine Ct, San Ramon, CA 94583

About this home

446 Constantine Ct is a 1,762 square foot house on a 2,130 square foot lot with 3 bedrooms and 2.5 bathrooms. Based on Redfin's San Ramon data, we estimate the home's value is $1,212,813.

Single-familyProperty Type

2006Year Built

2,130 sq ftLot Size

$688Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,212,813

$1,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 11.8% lower than the average sale price ($1.37M) of 6 comparable homes.

SOLD SEP 25, 2026
$1,199,000
A
3 beds3.5 baths1,962 sq ft
3348 Chartwell St, San Ramon, CA 94583
SOLD OCT 5, 2026
$1,300,000
B
3 beds2.5 baths1,690 sq ft
328 Elworthy Ranch Cir, Danville, CA 94526
SOLD SEP 18, 2026
$1,300,000
C
3 beds2.5 baths1,862 sq ft
44 Summer Hill Ct, Danville, CA 94526
SOLD SEP 28, 2026
$1,300,000
D
3 beds2.5 baths1,597 sq ft
1708 Fountain Springs Cir, Danville, CA 94526
SOLD JAN 28, 2026
$1,370,000
E
3 beds3.5 baths1,962 sq ft
3364 Chartwell St, San Ramon, CA 94583
SOLD AUG 13, 2026
$1,778,888
F
4 beds3 baths2,428 sq ft
231 Via Encanto, San Ramon, CA 94583

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Earn from this home

Sell

$1,148,140

Est. take-home

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Rent

$4,472/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

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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2 beds1 bath924 sq ft
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OPEN SUN, 2PM TO 4PM
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COMING SOON
$1,599,000
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COMING SOON
$1,848,888
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OPEN SUN, 1:30PM TO 4PM
$615,000
2 beds1.5 baths954 sq ft
2749 Fountainhead Dr, San Ramon, CA 94583
$1,450,000
3 beds2 baths1,842 sq ft
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OPEN SUN, 2PM TO 4PM
$1,165,000
3 beds3.5 baths1,837 sq ft
1200 Lorenzini Loop, San Ramon, CA 94583
COMING SOON
$1,300,000
3 beds2.5 baths1,622 sq ft
627 Greylyn Dr, San Ramon, CA 94583
OPEN SAT, 1PM TO 4PM
$1,179,000
3 beds2 baths1,382 sq ft
2816 Aptos Way, San Ramon, CA 94583
OPEN SAT, 1PM TO 4PM
$3,600,000
5 beds4.5 baths4,314 sq ft
200 Cliffecastle, San Ramon, CA 94583
See all

Provided by Redfin

Sale history for 446 Constantine Ct

Year

Property tax

Land + Additions

Assessment*

2025

$10,635 (+2.1%)

$459,163 + $442,765

$901,928

2024

$10,415 (+2.4%)

$450,160 + $434,084

$884,244

2023

$10,168 (+0.8%)

$441,334 + $425,573

$866,907

2022

$10,091 (+2.2%)

$432,681 + $417,229

$849,910

2021

$9,871 (+1.1%)

$424,198 + $409,049

$833,247

2020

$9,762 (+1.1%)

$415,881 + $401,029

$816,910

2019

$9,654 (+3.9%)

$411,617 + $396,917

$808,534

2018

$9,294 (+3.9%)

$403,547 + $389,135

$792,682

2017

$8,943 (+2.8%)

$387,418 + $373,582

$761,000

2016

$8,699 (+4.3%)

$387,418 + $373,582

$761,000

2015

$8,337 (+5.8%)

$373,927 + $360,573

$734,500

2014

$7,879 (+21.0%)

$334,218 + $322,282

$656,500

2013

$6,509 (+1.4%)

$334,218 + $322,282

$656,500

2012

$6,422 (−8.5%)

$273,891 + $264,109

$538,000

2011

$7,019 (+0.5%)

$273,891 + $264,109

$538,000

2010

$6,982 (+15.3%)

$302,400 + $291,600

$594,000

2009

$6,055 (−14.4%)

$302,910 + $292,090

$595,000

2008

$7,073

$259,891 + $250,609

$510,500

Tax history for 446 Constantine Ct

Year

Property tax

Land + Additions

Assessment*

2025

$10,635 (+2.1%)

$459,163 + $442,765

$901,928

2024

$10,415 (+2.4%)

$450,160 + $434,084

$884,244

2023

$10,168 (+0.8%)

$441,334 + $425,573

$866,907

2022

$10,091 (+2.2%)

$432,681 + $417,229

$849,910

2021

$9,871 (+1.1%)

$424,198 + $409,049

$833,247

2020

$9,762 (+1.1%)

$415,881 + $401,029

$816,910

2019

$9,654 (+3.9%)

$411,617 + $396,917

$808,534

2018

$9,294 (+3.9%)

$403,547 + $389,135

$792,682

2017

$8,943 (+2.8%)

$387,418 + $373,582

$761,000

2016

$8,699 (+4.3%)

$387,418 + $373,582

$761,000

2015

$8,337 (+5.8%)

$373,927 + $360,573

$734,500

2014

$7,879 (+21.0%)

$334,218 + $322,282

$656,500

2013

$6,509 (+1.4%)

$334,218 + $322,282

$656,500

2012

$6,422 (−8.5%)

$273,891 + $264,109

$538,000

2011

$7,019 (+0.5%)

$273,891 + $264,109

$538,000

2010

$6,982 (+15.3%)

$302,400 + $291,600

$594,000

2009

$6,055 (−14.4%)

$302,910 + $292,090

$595,000

2008

$7,073

$259,891 + $250,609

$510,500

*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

RMH

Medium-High Density Residential Zone

The RMH zone is applied to areas of the City appropriate for townhouses or apartments at a density of 14 to 22 units per net acre. Minimum lot size for new multifamily parcels is 10,000 square ft or larger. Single-family dwellings are also permitted with a minimum lot size for new parcels of 2,000 sq ft with a maximum of 3,100 based on the per acre RMH density range. The RMH zone is consistent with and implements the Multiple Family High Density land use classification of the General Plan.

Permitted uses

Include but are not limited to:

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

Property details

Interior

Room Information
# of Rooms: 8

Exterior

Property Information
Subdivision Name: LAUDERHILL SUB 8797
Living Sq. Ft: 1,762
Ground Floor Sq. Ft: 735
Building Sq. Ft: 1,762
# of Stories: 2
Legal Description: T8797 L63

Parking & Garage Information
Garage/Parking Sq. Ft: 490

Lot Information
# of Buildings: 1
Land Sq. Ft: 2,130
Legal Lot Number: 63
Acres: 0.0489
County Use Description: SINGLE FAMILY DETACHED WITH MA

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 3
Baths: 2.5
Sq. Ft.: 1,762
Stories: 2.0
Parking Spaces: —
Basement: No
Accessible: No
Lot Size: 2,130 square feet
Style: Single Family Residential
Year Built: 2006
Year Renovated: 2007
County: Contra Costa County
APN: 2087400632
HOA Dues: —
Garage: No
Features: —

Home facts updated by owner on Mar 31, 2022

Around this home

Schools

Twin Creeks Elementary School

Public K-5 • Assigned • 0.4mi

10/10

Iron Horse Middle School

Public 6-8 • Assigned • 1.5mi

10/10

California High School

Public 9-12 • Assigned • 2.9mi

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...
1 month ago • San Ramon
Gagan Singh
Redfin Premier agent
658 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

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

$1.15M – $1.40M

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New listings for sale in 94583

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COMING SOON

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Home values near 446 Constantine Ct

Data from public records.

Address	Redfin Estimate
426 Constantine Ct, San Ramon, CA 5 Beds \| 4 Baths \| 2468 Sq. Ft.	$1,445,798
420 Constantine Ct, San Ramon, CA 3 Beds \| 2.5 Baths \| 2011 Sq. Ft.	$1,253,528

Address	Redfin Estimate
424 Constantine Ct, San Ramon, CA 3 Beds \| 3 Baths \| 1735 Sq. Ft.	$1,209,807
436 Constantine Ct, San Ramon, CA 5 Beds \| 4 Baths \| 2468 Sq. Ft.	$1,349,820

Address	Redfin Estimate
422 Constantine Ct, San Ramon, CA 5 Beds \| 4 Baths \| 2468 Sq. Ft.	$1,466,444
432 Constantine Ct, San Ramon, CA 5 Beds \| 4 Baths \| 2468 Sq. Ft.	$1,461,271

Property information provided by undefined .

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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 446 Constantine Ct

Tax history for 446 Constantine Ct

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 446 Constantine Ct

More real estate resources