Google street view image for 3877 Aragon Ln, San Ramon, CA 94583

Off market aug 2020 for $1.1M

$1,673,244

Est. refi paymentEst. refi $6,606/mo

•

2 ba

•

1,893

sq ft

3877 Aragon Ln, San Ramon, CA 94583

About this home

3877 Aragon Ln is a 1,893 square foot house on a 0.28 acre lot with 4 bedrooms and 2 bathrooms. - it last sold on August 06, 2020 for $1,190,000. Based on Redfin's San Ramon data, we estimate the home's value is $1,673,244.

Single-familyProperty Type

1979Year Built

0.28 acresLot Size

$884Est. Price/Sq.Ft.

2 car garageParking

Source:Public Records

Redfin Estimate

$1,673,244

$483K since sold in August 2020$3,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 4.1% higher than the average sale price ($1.61M) of 6 comparable homes.

SOLD OCT 2, 2026
$1,620,000
A
4 beds2 baths2,071 sq ft
2534 Marsh Dr, San Ramon, CA 94583
SOLD JUL 8, 2026
$1,680,000
B
4 beds2 baths2,070 sq ft
491 Santander Dr, San Ramon, CA 94583
SOLD JUN 30, 2026
$1,700,000
C
4 beds2 baths2,017 sq ft
133 Woodview Cir, San Ramon, CA 94582
SOLD OCT 6, 2026
$1,500,000
D
4 beds3 baths1,880 sq ft
429 Santander Dr, San Ramon, CA 94583
SOLD SEP 30, 2026
$1,536,000
E
4 beds2 baths1,894 sq ft
2706 Canyon Creek Dr, San Ramon, CA 94583
SOLD JUL 31, 2026
$1,605,000
F
4 beds2.5 baths2,306 sq ft
2539 Aranda Dr, San Ramon, CA 94583

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Earn from this home

Sell

$751,399

Est. take-home

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Est. cash available

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Rent

$4,497/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

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Provided by Redfin

Sale history for 3877 Aragon Ln

Date

Event

Price

Public Records

Aug 6, 2020

Sold

$1,190,000

$629/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #40865755

Jun 15, 2019

Listing Removed

—

bridgeMLS, Bay East AOR, or Contra Costa AOR #40852752

Mar 2, 2019

Listing Removed

—

bridgeMLS, Bay East AOR, or Contra Costa AOR #ML81738396

Mar 2, 2019

Listing Removed

—

Feb 9, 2019

Listed

$1,188,000

$628/sq ft

Public Records

Mar 9, 2016

Sold

$1,000,000

$528/sq ft

Public Records

Jun 16, 2005

Sold

$848,500

$448/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #40079555

May 16, 2005

Listing Removed

—

bridgeMLS, Bay East AOR, or Contra Costa AOR #40075521

May 11, 2005

Listing Removed

—

Public Records

Dec 15, 1995

Sold

$267,500

$141/sq ft

Public Records

Oct 28, 1987

Sold

$218,000

$115/sq ft

Year

Property tax

Land + Additions

Assessment*

2026

$15,424 (+3.2%)

$772,855 + $540,997

$1,313,852

2025

$14,942 (+2.1%)

$772,855 + $540,997

$1,313,852

2024

$14,635 (+1.6%)

$757,701 + $530,390

$1,288,091

2023

$14,402 (+0.8%)

$742,845 + $519,991

$1,262,836

2022

$14,294 (+2.2%)

$728,280 + $509,796

$1,238,076

2021

$13,987 (+9.3%)

$714,000 + $499,800

$1,213,800

2020

$12,803 (+1.1%)

$700,000 + $490,000

$1,190,000

2019

$12,659 (+3.9%)

$811,824 + $270,608

$1,082,432

2018

$12,187 (+3.8%)

$795,906 + $265,302

$1,061,208

2017

$11,743 (+1.3%)

$765,000 + $255,000

$1,020,000

2016

$11,596 (+30.7%)

$765,000 + $255,000

$1,020,000

2015

$8,873 (+5.1%)

$571,081 + $428,604

$999,685

2014

$8,441 (+18.3%)

$403,596 + $302,904

$706,500

2013

$7,135 (+10.7%)

$403,596 + $302,904

$706,500

2012

$6,444 (+0.2%)

$339,329 + $254,671

$594,000

2011

$6,429 (−5.9%)

$307,909 + $231,091

$539,000

2010

$6,829 (−2.2%)

$307,909 + $231,091

$539,000

2009

$6,984 (−16.5%)

$331,331 + $248,669

$580,000

2008

$8,366

$339,900 + $255,100

$595,000

Tax history for 3877 Aragon Ln

Year

Property tax

Land + Additions

Assessment*

2026

$15,424 (+3.2%)

$772,855 + $540,997

$1,313,852

2025

$14,942 (+2.1%)

$772,855 + $540,997

$1,313,852

2024

$14,635 (+1.6%)

$757,701 + $530,390

$1,288,091

2023

$14,402 (+0.8%)

$742,845 + $519,991

$1,262,836

2022

$14,294 (+2.2%)

$728,280 + $509,796

$1,238,076

2021

$13,987 (+9.3%)

$714,000 + $499,800

$1,213,800

2020

$12,803 (+1.1%)

$700,000 + $490,000

$1,190,000

2019

$12,659 (+3.9%)

$811,824 + $270,608

$1,082,432

2018

$12,187 (+3.8%)

$795,906 + $265,302

$1,061,208

2017

$11,743 (+1.3%)

$765,000 + $255,000

$1,020,000

2016

$11,596 (+30.7%)

$765,000 + $255,000

$1,020,000

2015

$8,873 (+5.1%)

$571,081 + $428,604

$999,685

2014

$8,441 (+18.3%)

$403,596 + $302,904

$706,500

2013

$7,135 (+10.7%)

$403,596 + $302,904

$706,500

2012

$6,444 (+0.2%)

$339,329 + $254,671

$594,000

2011

$6,429 (−5.9%)

$307,909 + $231,091

$539,000

2010

$6,829 (−2.2%)

$307,909 + $231,091

$539,000

2009

$6,984 (−16.5%)

$331,331 + $248,669

$580,000

2008

$8,366

$339,900 + $255,100

$595,000

*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: TWIN CRKS SOUTH
Living Sq. Ft: 1,893
Ground Floor Sq. Ft: 1,893
Building Sq. Ft: 1,893
# of Stories: 1
Legal Description: T05216 L0013 B

Parking & Garage Information
Garage/Parking Sq. Ft: 447

Lot Information
# of Buildings: 1
Land Sq. Ft: 12,100
Legal Lot Number: 13
Acres: 0.2778
County Use Description: SINGLE FAMILY DETACHED WITH MA

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 4
Baths: 2.0
Sq. Ft.: 1,893
Stories: 1.0
Lot Size: 0.28 acres
Style: Single Family Residential
Year Built: 1979
Year Renovated: 1995
County: Contra Costa County
APN: 2094710130

Home facts updated by county records on Oct 30, 2026

Around this home

Schools

K - 12
Preschool & daycare

Bollinger Canyon Elementary School

Public K-5 • Assigned • 0.6mi

10/10

Iron Horse Middle School

Public 6-8 • Assigned • 0.8mi

10/10

California High School

Public 9-12 • Assigned • 2.1mi

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...
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

4/10 Fire Factor

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

3/10 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

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

$1.59M – $1.93M

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Home values near 3877 Aragon Ln

Data from public records.

Address	Redfin Estimate
3885 Aragon Lane, San Ramon, CA 4 Beds \| 4 Baths \| 2893 Sq. Ft.	$1,630,176
3869 Aragon Lane, San Ramon, CA 4 Beds \| 3 Baths \| 2106 Sq. Ft.	$1,538,050
3865 Aragon Lane, San Ramon, CA 4 Beds \| 2 Baths \| 2070 Sq. Ft.	$1,592,913
3894 Aragon Lane, San Ramon, CA 4 Beds \| 3 Baths \| 2585 Sq. Ft.	$1,395,568
3882 Aragon Lane, San Ramon, CA 4 Beds \| 3 Baths \| 2718 Sq. Ft.	$1,668,597
120 Castleton Court, San Ramon, CA 4 Beds \| 3 Baths \| 2042 Sq. Ft.	$1,498,287
116 Castleton Court, San Ramon, CA 4 Beds \| 3 Baths \| 2103 Sq. Ft.	$1,418,358

Address	Redfin Estimate
3890 Aragon Lane, San Ramon, CA 4 Beds \| 2 Baths \| 1893 Sq. Ft.	$1,429,022
3889 Aragon Lane, San Ramon, CA 3 Beds \| 2 Baths \| 2070 Sq. Ft.	$1,630,628
3879 Aragon Lane, San Ramon, CA 4 Beds \| 3 Baths \| 2585 Sq. Ft.	$1,703,418
3881 Aragon Lane, San Ramon, CA 4 Beds \| 3 Baths \| 2029 Sq. Ft.	$1,433,923
3861 Aragon Lane, San Ramon, CA 4 Beds \| 3 Baths \| 2585 Sq. Ft.	$1,601,858
501 Cartagena Lane, San Ramon, CA 4 Beds \| 3 Baths \| 2585 Sq. Ft.	$1,552,871
124 Castleton Court, San Ramon, CA 4 Beds \| 3 Baths \| 2103 Sq. Ft.	$1,524,169

Address	Redfin Estimate
3873 Aragon Lane, San Ramon, CA 4 Beds \| 3 Baths \| 2585 Sq. Ft.	$1,690,021
3893 Aragon Lane, San Ramon, CA 4 Beds \| 3 Baths \| 2718 Sq. Ft.	$1,660,231
3857 Aragon Lane, San Ramon, CA 4 Beds \| 2 Baths \| 1815 Sq. Ft.	$1,530,618
3886 Aragon Lane, San Ramon, CA 4 Beds \| 3 Baths \| 2585 Sq. Ft.	$1,847,935
100 Castleton Court, San Ramon, CA 3 Beds \| 2 Baths \| 1534 Sq. Ft.	$1,319,321
108 Castleton Court, San Ramon, CA 3 Beds \| 3 Baths \| 1723 Sq. Ft.	$1,328,105
509 Cartagena Lane, San Ramon, CA 3 Beds \| 2 Baths \| 1552 Sq. Ft.	$1,373,963

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About this home

Redfin Estimate

Earn from this home

Market trends in 94583, CA

Sale history for 3877 Aragon Ln

Tax history for 3877 Aragon Ln

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 3877 Aragon Ln

More real estate resources