4855 Greencastle Way

Welcome to this stunning Rivergate home, where pride of ownership shines throughout every detail. Perfectly positioned on a desirable corner lot within the highly sought-after Brentwood school district, this versatile property offers both comfort and opportunity. Designed with flexibility in mind, the home features a private 1-bedroom, 1-bath ADU unit complete with its own separate entrance, full kitchenette-ideal for multi-generational living, guests, or rental income. Step inside to discover a spacious and inviting floor plan with distinct living, dining, & family rooms, enhanced by vaulted ceilings, abundant natural light, & a cozy fireplace. The beautifully appointed kitchen boasts granite countertops, a large island, perfect for both everyday living and entertaining. Luxury vinyl plank flooring flows seamlessly throughout, adding warmth & style. The ground-level primary suite offers convenience & privacy, while the upper level includes a generous loft space—ideal for a home office, playroom, or additional lounge area. Upper level laundry room adds to the home’s everyday ease, whole energy-efficient solar panels help keep utility costs low. This exceptional property truly has it all—space, versatility, & thoughtful upgrades—ready to welcome you home!

Current Status

New

Original Price

$759,800

List Price

$759,800

On Market Date

Mar 21, 2026

Property Type

Detached

D/N/S

Rivergate

Zip Code

94531

MLS ID

41128092

APN

0563300102

Year Built

2003

Stories in Building

2

Possession

Close Of Escrow, Negotiable, Subject To Tenant Rights

Data Source

MAXEBRDI

Origin MLS System

CONTRA COSTA

Bed

5

Bath

3

Parking

2

Attached, Garage Door Opener

SQ FT

2,832

SQ FT Source

Public Records

Lot SQ FT

7,516.0

Lot Acres

0.17 Acres

Pool Info

None

Kitchen

Dishwasher, Gas Range, Counter - Solid Surface, Eat-in Kitchen, Gas Range/Cooktop, Kitchen Island

Cooling

Ceiling Fan(s), Central Air

Disclosures

None

Entry Level

Exterior Details

Back Yard, Front Yard

Flooring

Vinyl

Foundation

Fire Place

Family Room, Gas

Heating

Forced Air

Laundry

220 Volt Outlet, Gas Dryer Hookup, Laundry Closet, Upper Level

Main Level

1 Bedroom, 1 Bath, Primary Bedrm Suite - 1, No Steps to Entry

Possession

Close Of Escrow, Negotiable, Subject To Tenant Rights

Architectural Style

Contemporary

Construction Status

Existing

Additional Miscellaneous Features

Back Yard, Front Yard

Location

Corner Lot

Roof

Tile

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.