25 Portsmouth Ct

Nestled on a premium 0.35-acre cul-de-sac lot in San Ramon’s desirable Royal Ridge neighborhood, this extensively renovated 4-bedroom, 3-bath residence offers approximately 3,123 square feet of refined living space with beautiful valley views and resort-style outdoor amenities. The heart of the home is a designer chef’s kitchen featuring custom Medallion cabinetry, premium Miele appliances including a built-in coffee system, steam oven, and microwave, dual Bosch built-in refrigerators, a Julien sink, and a temperature-controlled 165-bottle wine refrigerator. Thoughtfully remodeled throughout, the home showcases exceptional craftsmanship and luxurious finishes, including custom cabinetry in the kitchen and bathrooms, Hansgrohe fixtures, Duravit toilets, and a stunning primary suite highlighted by a Victoria + Albert freestanding soaking tub and vessel sink. Major capital improvements include a newer roof, updated windows, and an upgraded driveway, providing long-term value and peace of mind. Extensive exterior enhancements include the transformation of the rear hillside, creating additional usable outdoor space supported by newly constructed retaining walls and professionally designed landscaping. The modernized pool and spa system features customizable LED underwater lighting and premium spa amenities. Completed through a comprehensive multi-year renovation program, these substantial improvements reflect a significant investment in quality, functionality, and lasting value. Multiple living areas, a fireplace, and a spacious 3-car garage further enhance the home's comfort and versatility. The expansive backyard creates a private retreat for entertaining and relaxation, combining mature landscaping, scenic valley views, and resort-style amenities rarely found in today's market. A rare opportunity to own an extensively renovated luxury residence in one of San Ramon's most sought-after neighborhoods, where timeless design, exceptional craftsmanship, and thoughtful upgrades come together to create an extraordinary place to call home.

Current Status

Active

Original Price

$2,690,000

List Price

$2,690,000

On Market Date

Jun 4, 2026

Property Type

Detached

D/N/S

Royal Ridge

Zip Code

94582

MLS ID

41137128

APN

2124520061

Year Built

1982

Stories in Building

Unavailable

Possession

Close Of Escrow

Data Source

MAXEBRDI

Origin MLS System

BAY EAST

Bed

4

Bath

3

Parking

3

Attached, Garage Faces Front, Private, Garage Door Opener, Side By Side

SQ FT

3,123

SQ FT Source

Public Records

Lot SQ FT

15,232.0

Lot Acres

0.35 Acres

Pool Info

In Ground, Pool/Spa Combo, Outdoor Pool

Kitchen

Dishwasher, Gas Range, Microwave, Oven, Range, Refrigerator, Dryer, Washer, Stone Counters, Eat-in Kitchen, Gas Range/Cooktop, Kitchen Island, Oven Built-in, Range/Oven Built-in, Updated Kitchen

Cooling

Central Air

Disclosures

Nat Hazard Disclosure

Entry Level

Exterior Details

Back Yard, Front Yard, Side Yard, Private Entrance, Yard Space

Flooring

Hardwood Flrs Throughout

Foundation

Fire Place

Family Room, Wood Burning

Heating

Zoned

Laundry

Dryer, Laundry Room, Washer

Main Level

1 Bedroom, 1 Bath, Laundry Facility, Main Entry

Possession

Close Of Escrow

Architectural Style

Contemporary

Construction Status

Existing

Additional Miscellaneous Features

Back Yard, Front Yard, Side Yard, Private Entrance, Yard Space

Location

Cul-De-Sac, Premium Lot

Roof

Composition Shingles

Water and Sewer

Public, Meter on Site

Fee

$80

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.

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