21 Gibson Ln

Stunning, fully remodeled single-story rancher tucked away on a private lane on a nearly half-acre flat lot. This exceptional property has been thoughtfully renovated throughout and offers the perfect blend of luxury, comfort, and versatility. The showstopping chef's kitchen features a massive quartz waterfall island, custom cabinetry, premium appliances, and a spacious dining area. Designer bathrooms showcase beautiful quartz countertops, custom tile, and modern finishes. Additional upgrades include dual-pane windows, brand-new HVAC ducting, upgraded electrical, and a recent connection to public sewer. The fully remodeled detached ADU offers a spacious living room, large bedroom, eat-in kitchen, and updated finishes—ideal for guests, multigenerational living, or rental income. Enjoy oversized RV parking, abundant storage, and an insulated garage with custom built-in shelving, all on a private lot with room to expand, entertain, or simply enjoy the outdoors. Conveniently located just minutes from Mount Diablo Elementary, Diablo View Middle School, Clayton Valley Charter High School, downtown Clayton, parks, hiking trails, shopping, and dining. A rare turnkey property offering modern upgrades, incredible versatility, and a prime location—this one truly cannot be beat.

Current Status

Active - Coming Soon

Original Price

$1,299,000

List Price

$1,299,000

On Market Date

Jul 21, 2026

Property Type

Detached

D/N/S

None

Zip Code

94517

MLS ID

41142250

APN

1200430146

Year Built

1962

Stories in Building

1

Possession

Close Of Escrow

Data Source

MAXEBRDI

Origin MLS System

CONTRA COSTA

Bed

4

Bath

2

Parking

2

Attached, RV Possible, See Remarks, Garage Door Opener

SQ FT

1,543

SQ FT Source

Public Records

Lot SQ FT

19,166.0

Lot Acres

0.44 Acres

Pool Info

None

Kitchen

Dishwasher, Gas Range, ENERGY STAR Qualified Appliances, Disposal, Gas Range/Cooktop, Kitchen Island, Updated Kitchen

Cooling

Central Air

Disclosures

None

Entry Level

Exterior Details

Back Yard, Front Yard, Garden/Play, Side Yard, Storage

Flooring

Tile, Vinyl

Foundation

Fire Place

Brick, Family Room

Heating

Gravity

Laundry

In Garage

Main Level

4 Bedrooms, 2 Baths, Main Entry

Views

Mt Diablo

Possession

Close Of Escrow

Basement

Crawl Space

Architectural Style

Ranch

Non-Master Bathroom Includes

Tub, Window

Construction Status

Existing

Additional Miscellaneous Features

Back Yard, Front Yard, Garden/Play, Side Yard, Storage

Location

Private, Landscaped

Roof

Composition Shingles

Water and Sewer

Public

Fee

Unavailable

MLS and other Information regarding properties for sale as shown in Theo have been obtained from various sources such as sellers, public records, agents and other third parties. This information may relate to the condition of the property, permitted or unpermitted uses, zoning, square footage, lot size/acreage or other matters affecting value or desirability. Unless otherwise indicated in writing, neither brokers, agents nor Theo have verified, or will verify, such information. If any such information is important to buyer in determining whether to buy, the price to pay or intended use of the property, buyer is urged to conduct their own investigation with qualified professionals, satisfy themselves with respect to that information, and to rely solely on the results of that investigation.

School data provided by GreatSchools. School service boundaries are intended to be used as reference only. To verify enrollment eligibility for a property, contact the school directly.