OFF MARKET

Off Market Sep 2011 for $119K

$496,679

Est. refi paymentEst. refi $2,646/mo

•

978

sq ft

809 Kelvin Rd, El Sobrante, CA 94803

About this home

Single-familyProperty Type

1949Year Built

9,000 sq ftLot Size

$508Est. Price/Sq.Ft.

Listed by Charlotte Saulter •DRE #01326966 • CES PREMIER REAL ESTATE SERVICES INC

Bought with Tonia Owens •DRE #01805738 • Cervantes Real Estate

Redfin checked: 3 minutes ago

•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #40537331

Redfin Estimate

$496,679

$377K since sold in September 2011$4,000 since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 14.2% lower than the average sale price ($579K) of 6 comparable homes.

SOLD AUG 12, 2026
$670,000
A
3 beds1.5 baths997 sq ft
831 Fulton Way, El Sobrante, CA 94803
SOLD JUN 8, 2026
$610,000
B
3 beds1 bath1,041 sq ft
4778 Hilltop Dr, El Sobrante, CA 94803
SOLD JUL 13, 2026
$629,000
C
2 beds1 bath840 sq ft
5025 Hilltop Dr, El Sobrante, CA 94803
SOLD JUL 30, 2026
$500,000
D
2 beds1 bath984 sq ft
101 Kristen Ln, El Sobrante, CA 94803
SOLD FEB 13, 2026
$665,000
E
3 beds1 bath1,122 sq ft
962 Kelvin, El Sobrante, CA 94803
SOLD JUL 28, 2026
$400,000
F
3 beds2 baths1,510 sq ft
1075 Mitchell Way, El Sobrante, CA 94803

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Earn from this home

Sell

$407,951

Est. take-home

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Refinance

Est. cash available

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Rent

$3,236/mo

Redfin rental estimate

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Market trends in 94803, CA

Last updated July 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

102.9%

1.0% MoM

Median sale price

$825K

$10K MoM

Avg. days on market

18d

0 days MoM

Recently sold homes

13 MoM

New listings for sale

NEW 7 HRS AGO
$369,000
3 beds2.5 baths1,706 sq ft
9 Quail Hill Ln, Richmond, CA 94803
OPEN SAT, 11AM TO 1PM
$650,000
3 beds2 baths1,428 sq ft
617 Pebble Dr, El Sobrante, CA 94803
OPEN SAT, 2PM TO 4PM
$259,000
1 bed1 bath611 sq ft
5318 Ridgeview Cir #5, El Sobrante, CA 94803
OPEN SAT, 2PM TO 4PM
$675,000
3 beds2 baths1,623 sq ft
1112 Kelvin Rd, El Sobrante, CA 94803
3D & VIDEO TOUR
$599,000
3 beds1 bath1,021 sq ft
4155 Miflin Ct, El Sobrante, CA 94803
$159,000
2 beds1.5 baths720 sq ft
4556 Appian Way #38, El Sobrante, CA 94803
$247,000
1 bed1 bath600 sq ft
5290 San Pablo Dam Rd #19, El Sobrante, CA 94803
$899,000
3 beds2.5 baths2,142 sq ft
866 Bridgeway Cir, El Sobrante, CA 94803
OPEN SAT, 1:30PM TO 4:30PM
$998,500
4 beds2.5 baths2,146 sq ft
1015 Canyon Oaks Dr, El Sobrante, CA 94803
OPEN SUN, 2PM TO 5PM
$369,000
2 beds1.5 baths1,022 sq ft
205 Del Valle Cir, El Sobrante, CA 94803
See all

Provided by Redfin

Sale history for 809 Kelvin Rd

Year

Property tax

Land + Additions

Assessment*

2025

$3,895 (+2.3%)

$140,282 + $77,913

$218,195

2024

$3,807 (+2.5%)

$137,532 + $76,386

$213,918

2023

$3,715 (+1.8%)

$134,836 + $74,889

$209,725

2022

$3,648 (+1.0%)

$132,193 + $73,421

$205,614

2021

$3,612 (+4.2%)

$129,601 + $71,982

$201,583

2020

$3,465 (+1.2%)

$127,060 + $70,571

$197,631

2019

$3,423 (+4.4%)

$125,758 + $69,848

$195,606

2018

$3,277 (+4.6%)

$123,293 + $68,479

$191,772

2017

$3,134 (+32.2%)

$118,506 + $65,821

$184,327

2016

$2,371 (+1.7%)

$118,506 + $65,821

$184,327

2015

$2,331 (+0.6%)

$116,183 + $10,609

$126,792

2014

$2,316 (+2.2%)

$112,197 + $10,246

$122,443

2013

$2,265 (+7.6%)

$112,197 + $10,246

$122,443

2012

$2,105 (−18.9%)

$111,690 + $10,200

$121,890

2011

$2,595 (−12.5%)

$109,500 + $10,000

$119,500

2010

$2,967 (−10.3%)

$100,000 + $55,000

$155,000

2009

$3,307 (−28.8%)

$142,556 + $50,944

$193,500

2008

$4,643

$165,026 + $58,974

$224,000

Tax history for 809 Kelvin Rd

Year

Property tax

Land + Additions

Assessment*

2025

$3,895 (+2.3%)

$140,282 + $77,913

$218,195

2024

$3,807 (+2.5%)

$137,532 + $76,386

$213,918

2023

$3,715 (+1.8%)

$134,836 + $74,889

$209,725

2022

$3,648 (+1.0%)

$132,193 + $73,421

$205,614

2021

$3,612 (+4.2%)

$129,601 + $71,982

$201,583

2020

$3,465 (+1.2%)

$127,060 + $70,571

$197,631

2019

$3,423 (+4.4%)

$125,758 + $69,848

$195,606

2018

$3,277 (+4.6%)

$123,293 + $68,479

$191,772

2017

$3,134 (+32.2%)

$118,506 + $65,821

$184,327

2016

$2,371 (+1.7%)

$118,506 + $65,821

$184,327

2015

$2,331 (+0.6%)

$116,183 + $10,609

$126,792

2014

$2,316 (+2.2%)

$112,197 + $10,246

$122,443

2013

$2,265 (+7.6%)

$112,197 + $10,246

$122,443

2012

$2,105 (−18.9%)

$111,690 + $10,200

$121,890

2011

$2,595 (−12.5%)

$109,500 + $10,000

$119,500

2010

$2,967 (−10.3%)

$100,000 + $55,000

$155,000

2009

$3,307 (−28.8%)

$142,556 + $50,944

$193,500

2008

$4,643

$165,026 + $58,974

$224,000

*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
Permits

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

9,000 Sq. Ft.

Year renovated

1980

Sq. Ft.

1,594

Year built

1949

Style

Single Family Residential

County

Contra Costa County

APN

4261210191

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 13, 2026.

Jun 15, 2017 • Final

Building/residential/ad/single family addition

Addition

Apr 26, 2012 • Final

Building/residential/al/alteration

Remove and reconfigure the front porch of a residential building. Remodel the interior kitchen and bathroom, including relocation of both. Replace windows and doors and install new exterior siding.

Bathroom

Electrical

Kitchen

Plumbing

Remodel

Roofing

Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.

Property details

Interior

Bathroom Information
# of Bathrooms Total: 1
# of Bathrooms Full: 1

Interior Features
Interior Features: No Additional Rooms
Laundry Features: 220 Volt Outlet
Street Level Features: 2 Bedrooms, 1 Bath

Room Information
Kitchen Features: 220 Volt Outlet
Rooms Total: 5

Exterior

Building Information
Building Area Total: 978

Exterior Features
Exterior Features: Back Yard

Property Information
Living Area: 978
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1949

Lot Information
Lot Size Square Feet: 9000
Lot Size Area: 0.21
Lot Size Units: Acres
Lot Size Acres: 0.21
Zoning: R-6

Utilities

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

Heating & Cooling
Has Heating

Location

School Information
High School District: Not Listed

Public facts

Beds: 4
Baths: 2.0
Sq. Ft.: 1,594
Stories: 1.0
Lot Size: 9,000 square feet
Style: Single Family Residential
Year Built: 1949
Year Renovated: 1980
County: Contra Costa County
APN: 4261210191

Home facts updated by county records on Jul 13, 2026

Around this home

Schools

Murphy Elementary School

Public K-6 • Assigned • 0.8mi

5/10

Betty Reid Soskin Middle

Public 6-8 • Assigned • 0.3mi

2/10

De Anza Senior High School

Public 9-12 • Assigned • 1.3mi

4/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

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

3/10 Fire Factor

0.15% chance of being in a wildfire in next 30 years

3/10 Heat Factor

7 days above 89° expected this year, 15 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, 15 days in 30 years

Provided by First Street

Historical weather

El Sobrante, CA • 94803

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 11.1 hours in June and 5 hours in December, placing it above the U.S. average for solar exposure.

11.1 hrs

5 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$472,000 – $572,000

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Nearby similar homes

OPEN SAT, 2PM TO 4PM

$675,000

3 beds2 baths1,623 sq ft

1112 Kelvin Rd, El Sobrante, CA 94803

OPEN SUN, 1PM TO 4PM

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5260 A Sunset Dr, El Sobrante, CA 94803

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4 beds2.5 baths1,788 sq ft

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5490 Lenora Rd, Richmond, CA 94803

VIDEO TOUR

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New listings for sale in 94803

NEW 7 HRS AGO

$369,000

3 beds2.5 baths1,706 sq ft

9 Quail Hill Ln, Richmond, CA 94803

OPEN SAT, 11AM TO 1PM3D WALKTHROUGH

$650,000

3 beds2 baths1,428 sq ft

617 Pebble Dr, El Sobrante, CA 94803

OPEN SAT, 2PM TO 4PM

$259,000

1 bed1 bath611 sq ft

5318 Ridgeview Cir #5, El Sobrante, CA 94803

OPEN SAT, 2PM TO 4PM

$675,000

3 beds2 baths1,623 sq ft

1112 Kelvin Rd, El Sobrante, CA 94803

3D & VIDEO TOUR

$599,000

3 beds1 bath1,021 sq ft

4155 Miflin Ct, El Sobrante, CA 94803

$159,000

2 beds1.5 baths720 sq ft

4556 Appian Way #38, El Sobrante, CA 94803

$247,000

1 bed1 bath600 sq ft

5290 San Pablo Dam Rd #19, El Sobrante, CA 94803

$899,000

3 beds2.5 baths2,142 sq ft

866 Bridgeway Cir, El Sobrante, CA 94803

OPEN SAT, 1:30PM TO 4:30PM3D WALKTHROUGH

$998,500

4 beds2.5 baths2,146 sq ft

1015 Canyon Oaks Dr, El Sobrante, CA 94803

Home values near 809 Kelvin Rd

Data from public records.

Address	Redfin Estimate
787 Kelvin Road, El Sobrante, CA 4 Beds \| 3 Baths \| 2149 Sq. Ft.	$720,918
911 Kelvin Road, El Sobrante, CA 2 Beds \| 1 Baths \| 750 Sq. Ft.	$549,830

Address	Redfin Estimate
920 Kelvin Road, El Sobrante, CA 2 Beds \| 1 Baths \| 917 Sq. Ft.	$586,143
930 Kelvin Road, El Sobrante, CA 3 Beds \| 1 Baths \| 1718 Sq. Ft.	$688,356

Address	Redfin Estimate
926 Kelvin Road, El Sobrante, CA 2 Beds \| 1 Baths \| 1189 Sq. Ft.	$657,240
929 Kelvin Road, El Sobrante, CA 3 Beds \| 1 Baths \| 1010 Sq. Ft.	$626,139

Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2011. 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 94803, CA

Sale history for 809 Kelvin Rd

Tax history for 809 Kelvin Rd

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94803

Home values near 809 Kelvin Rd

More real estate resources