Google street view image for 778 Kelvin Rd, El Sobrante, CA 94803

Off market apr 2022 for $771K

$697,262

Est. refi paymentEst. refi $5,094/mo

•

1,078

sq ft

778 Kelvin Rd, El Sobrante, CA 94803

About this home

Rare opportunity to own a property that can also generate monthly cash-flow! Situated on a nearly 1/4 acre flat lot in hills of El Sobrante, this 3Bdr/2Ba property screams potential! Behind the main house is a fully-permitted, 2bdr/1ba, 587sqft ADU - complete with separate gas & PGE meters! Rent it out & generate income or move in family! Main house features original hardwood floors, waiting to be restored to their original beauty. Full bath added to the primary Bdr, increasing both the home's value & quality of living. The huge backyard provides a blank canvas; Expand the house or ADU, or landscape a beautiful space for kids, pets or gardening. Perfect for home-buyers looking to remodel with their own custom touches or investors. Conveniently located just 20 miles from San Francisco! Access I-80 in minutes or Hwy 24 via San Pablo Dam Rd. Walk to De Anza High. Close to San Pablo Reservoir & Kennedy Grove Rec Area/hiking trails. Priced to sell!

Single-familyProperty Type

1953Year Built

10,075 sq ftLot Size

$647Est. Price/Sq.Ft.

1 car garageParking

Listed by • Keller Williams Realty

•925-934-2900 (broker)

Bought with • Keller Williams Realty

•925-934-2900 (broker)

Redfin checked: 2 minutes ago

•Source:San Francisco MLS #40981204

Redfin Estimate

$697,262

$74K since sold in April 2022$2,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 14.5% higher than the average sale price ($609K) of 6 comparable homes.

SOLD JUN 10, 2026
$713,000
A
3 beds2 baths1,068 sq ft
4661 Driftwood Ct, El Sobrante, CA 94803
SOLD SEP 23, 2026
$450,000
B
2 beds2 baths1,426 sq ft
1064 Manor Rd, El Sobrante, CA 94803
SOLD JUN 8, 2026
$610,000
C
3 beds1 bath1,041 sq ft
4778 Hilltop Dr, El Sobrante, CA 94803
SOLD SEP 22, 2026
$765,000
D
3 beds2 baths1,283 sq ft
3453 Stewarton Dr, Richmond, CA 94803
SOLD JUL 28, 2026
$400,000
E
3 beds2 baths1,510 sq ft
1075 Mitchell Way, El Sobrante, CA 94803
SOLD JUN 23, 2026
$715,000
F
3 beds2 baths1,264 sq ft
691 Rincon Rd, El Sobrante, CA 94803

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Earn from this home

Sell

$98,144

Est. take-home

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Refinance

Est. cash available

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Rent

$2,957/mo

Redfin rental estimate

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Market trends in 94803, CA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

101.9%

0.4% MoM

Median sale price

$780K

$4K MoM

Avg. days on market

22d

5 days MoM

Recently sold homes

5 MoM

New listings for sale

NEW 10 HRS AGO
$619,900
3 beds2 baths1,471 sq ft
3730 Ramsey Ct, El Sobrante, CA 94803
OPEN TODAY, 11AM TO 2PM
$135,000
2 beds1 bath— sq ft
4556 Appian Way #27, El Sobrante, CA 94803
COMING SOON
$450,000
3 beds2 baths1,236 sq ft
601 Pebble Dr, El Sobrante, CA 94803
$320,000
2 beds1.5 baths1,080 sq ft
46 Park Ln, Richmond, CA 94803
$979,000
3 beds3 baths2,436 sq ft
4949 Wagon Wheel Way, Richmond, CA 94803
EARLY ACCESS
$499,000
3 beds1 bath1,016 sq ft
3948 El Monte Rd, El Sobrante, CA 94803
OPEN TODAY, 12PM TO 2PM
$595,000
3 beds2 baths1,472 sq ft
3013 Keith Dr, Richmond, CA 94803
OPEN TODAY, 2PM TO 4PM
$799,000
3 beds2 baths2,440 sq ft
73 Sweeney Ct, El Sobrante, CA 94803
$575,000
3 beds2 baths1,616 sq ft
4309 Nelson Dr, Richmond, CA 94803
OPEN SUN, 2PM TO 4PM
$850,000
3 beds2.5 baths1,920 sq ft
991 Mitchell Way, El Sobrante, CA 94803
See all

Provided by Redfin

Sale history for 778 Kelvin Rd

Year

Property tax

Land + Additions

Assessment*

2026

$9,429 (+0.4%)

$418,289 + $226,711

$645,000

2025

$9,394 (+0.6%)

$418,289 + $226,711

$645,000

2024

$9,337 (+0.4%)

$418,289 + $226,711

$645,000

2023

$9,302 (+225.8%)

$418,289 + $226,711

$645,000

2022

$2,855 (+1.3%)

$418,000 + $227,000

$645,000

2021

$2,820 (+4.1%)

$21,550 + $114,541

$136,091

2020

$2,707 (+1.1%)

$21,128 + $112,296

$133,424

2019

$2,679 (+4.7%)

$20,912 + $111,145

$132,057

2018

$2,559 (+3.4%)

$20,502 + $108,966

$129,468

2017

$2,474 (+2.8%)

$19,706 + $104,736

$124,442

2016

$2,407 (+1.6%)

$19,706 + $104,736

$124,442

2015

$2,368 (+0.6%)

$19,320 + $102,683

$122,003

2014

$2,354 (+2.2%)

$18,658 + $99,160

$117,818

2013

$2,304 (+7.5%)

$18,658 + $99,160

$117,818

2012

$2,143 (+3.5%)

$18,574 + $98,712

$117,286

2011

$2,070 (−7.6%)

$18,210 + $96,777

$114,987

2010

$2,241 (+2.6%)

$17,853 + $94,880

$112,733

2009

$2,184 (+11.0%)

$17,720 + $94,171

$111,891

2008

$1,968

$17,763 + $94,395

$112,158

Tax history for 778 Kelvin Rd

Year

Property tax

Land + Additions

Assessment*

2026

$9,429 (+0.4%)

$418,289 + $226,711

$645,000

2025

$9,394 (+0.6%)

$418,289 + $226,711

$645,000

2024

$9,337 (+0.4%)

$418,289 + $226,711

$645,000

2023

$9,302 (+225.8%)

$418,289 + $226,711

$645,000

2022

$2,855 (+1.3%)

$418,000 + $227,000

$645,000

2021

$2,820 (+4.1%)

$21,550 + $114,541

$136,091

2020

$2,707 (+1.1%)

$21,128 + $112,296

$133,424

2019

$2,679 (+4.7%)

$20,912 + $111,145

$132,057

2018

$2,559 (+3.4%)

$20,502 + $108,966

$129,468

2017

$2,474 (+2.8%)

$19,706 + $104,736

$124,442

2016

$2,407 (+1.6%)

$19,706 + $104,736

$124,442

2015

$2,368 (+0.6%)

$19,320 + $102,683

$122,003

2014

$2,354 (+2.2%)

$18,658 + $99,160

$117,818

2013

$2,304 (+7.5%)

$18,658 + $99,160

$117,818

2012

$2,143 (+3.5%)

$18,574 + $98,712

$117,286

2011

$2,070 (−7.6%)

$18,210 + $96,777

$114,987

2010

$2,241 (+2.6%)

$17,853 + $94,880

$112,733

2009

$2,184 (+11.0%)

$17,720 + $94,171

$111,891

2008

$1,968

$17,763 + $94,395

$112,158

*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

10,075 Sq. Ft.

Year renovated

1958

Sq. Ft.

1,078

Year built

1953

Style

Single Family Residential

County

Contra Costa County

APN

4261620035

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Oct 30, 2026.

Dec 14, 2022 • Final

Building/residential/al/alteration

Remove an unpermitted closet addition from two bedrooms and return the exterior walls to their original construction. Replace two windows with larger windows.

Demolition

Remodel

Apr 30, 2010 • Final

Building/rrip/single family/na

New construction

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

Parking

Garage Information
Has Garage
# of Garage Spaces: 1
Has Attached Garage

Parking Information
Parking Features: Attached, Enclosed, Inside Entrance
# of Covered Spaces: 1
# of Parking Total: 4

Interior

Bedrooms Information
# of Bedrooms: 3

Bathroom Information
Count of Bathrooms: 2
# of Full Bathrooms: 2

Interior Features
Laundry Features: Inside Room
Has Cooling
Cooling: Wall Unit(s), Window Unit(s)
Flooring: Wood
Appliances: Free-Standing Electric Oven, Free-Standing Electric Range, Dryer, Washer

ADU/2nd Unit Information
Has ADU/2nd Unit
2nd Unit Type: Detached
2nd Unit Description: Fully permitted
2nd Unit # of Bedrooms: 2
2nd Unit # of Full Baths: 1
2nd Unit Kitchen: Yes

Exterior

Exterior Features
Entry Level: 0

Building Information
Living Area: 1078
Living Area Units: Square Feet
Living Area Source: Assessor Auto-Fill
Building Area Total: 1078
Building Area Units: Square Feet
Building Area Source: Assessor Auto-Fill
Construction Materials: Stucco
Year Built: 1953
Roof: Composition, Shingle
Foundation Details: Other

Mobile Home Information
Mobile Dim Units: Feet

Pool Information
Pool Features: Possible Pool Site

Property Type
Property Type: Residential
Property SubType: Single Family Residence

Property Information
Property Condition: Original
Other Structures: Storage

Lot Information
Lot Features: Manual Sprinkler Front, Manual Sprinkler Rear, Shape Regular, Other
Lot Size Sq. Ft.: 10075.428
Lot Size Acres: 0.2313
Lot Size Area: 10075.428
Lot Size Units: SqFt
Lot Size Units: Square Feet
Elevation: 0
Elevation Units: Feet

Utilities

Utility Information
Electric: 220 Volts in Laundry
Sewer: Public Sewer

Location

HOA Information
Association Fee: 0

School Information
Elementary School District: Contra Costa
Middle Or Junior School District: Contra Costa
High School District: Contra Costa

Community Information
Subdivision Name: El Sobrante Manor

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 1,078
Stories: 1.0
Lot Size: 10,075 square feet
Style: Single Family Residential
Year Built: 1953
Year Renovated: 1958
County: Contra Costa County
APN: 4261620035

Home facts updated by county records on Oct 30, 2026

Around this home

Schools

K - 12
Preschool & daycare

Murphy Elementary School

Public K-6 • Assigned • 0.7mi

5/10

Betty Reid Soskin Middle

Public 6-8 • Assigned • 0.4mi

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 88° 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

$663,000 – $802,000

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Home values near 778 Kelvin Rd

Data from public records.

Address	Redfin Estimate
787 Kelvin Road, El Sobrante, CA 4 Beds \| 3 Baths \| 2149 Sq. Ft.	$719,181
780 Kelvin Road, El Sobrante, CA 2 Beds \| 1 Baths \| 1055 Sq. Ft.	$570,500
775 Kelvin Road, El Sobrante, CA 3 Beds \| 2 Baths \| 1566 Sq. Ft.	$732,421
786 Kelvin Road, El Sobrante, CA 3 Beds \| 1 Baths \| 1242 Sq. Ft.	$652,147
723 Kelvin Road, El Sobrante, CA 2 Beds \| 1 Baths \| 1103 Sq. Ft.	$631,069
711 Kelvin Road, El Sobrante, CA 3 Beds \| 1 Baths \| 1234 Sq. Ft.	$743,110
947 Manor Road, El Sobrante, CA 3 Beds \| 2 Baths \| 1136 Sq. Ft.	$519,481

Address	Redfin Estimate
781 Kelvin Road, El Sobrante, CA 2 Beds \| 1 Baths \| 1136 Sq. Ft.	$612,540
779 Kelvin Road, El Sobrante, CA 5 Beds \| 2 Baths \| 1820 Sq. Ft.	$729,493
708 Kelvin Road, El Sobrante, CA 3 Beds \| 2 Baths \| 1495 Sq. Ft.	$692,028
735 Kelvin Road, El Sobrante, CA 2 Beds \| 1 Baths \| 883 Sq. Ft.	$575,686
750 Kelvin Road, El Sobrante, CA 4 Beds \| 2 Baths \| 1383 Sq. Ft.	$714,822
5128 Hilltop Drive, El Sobrante, CA 4 Beds \| 2 Baths \| 1512 Sq. Ft.	$536,369
12 Bishop Pine Lane, El Sobrante, CA 5 Beds \| 2 Baths \| 2478 Sq. Ft.	$1,008,090

Address	Redfin Estimate
784 Kelvin Road, El Sobrante, CA 3 Beds \| 1 Baths \| 1495 Sq. Ft.	$516,744
777 Kelvin Road, El Sobrante, CA 2 Beds \| 1 Baths \| 740 Sq. Ft.	$640,345
755 Kelvin Road, El Sobrante, CA 2 Beds \| 1 Baths \| 756 Sq. Ft.	$617,673
760 Kelvin Road, El Sobrante, CA 4 Beds \| 2 Baths \| 1631 Sq. Ft.	$856,798
799 Kelvin Road, El Sobrante, CA 2 Beds \| 1 Baths \| 832 Sq. Ft.	$579,113
719 Rincon Road, El Sobrante, CA 5 Beds \| 3 Baths \| 2372 Sq. Ft.	$810,700
939 Manor Road, El Sobrante, CA 2 Beds \| 1 Baths \| 856 Sq. Ft.	$557,998

Property information provided by San Francisco MLS when last listed in 2022. This data may not match . Learn more.

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About this home

Redfin Estimate

Earn from this home

Market trends in 94803, CA

Sale history for 778 Kelvin Rd

Tax history for 778 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 778 Kelvin Rd

More real estate resources