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$2,690,000 Just Listed
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Property Description
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.
Full Property Details
Full Property Details for 25 Portsmouth Ct
General
- Price: $2,690,000
- HOA FEE: $80/month
- Status: Active
- Type: Single Family
- Source: MAX
- MLS ID: 41137128
- Updated: 6/7/2026
- Added to Site: 6 day(s) ago
Interior
- Number of Rooms: 10
- Interior Features: No Additional Rooms, Updated Kitchen
- Number of Fireplaces: 1
- Fireplace(s): Family Room, Wood Burning
- Appliances: Dishwasher, Gas Range, Microwave, Oven, Range, Refrigerator, Dryer, Washer
- Flooring: Hardwood Floors Throughout
Rooms
Bathrooms
- Total Bathrooms: 3
- Full Bathrooms: 3
Bedrooms
- Total Bedrooms: 4
Other Rooms
- Kitchen: Stone Counters, Dishwasher, Eat-in Kitchen, Gas Range/Cooktop, Kitchen Island, Microwave, Built-In Oven, Built-In Range/Oven, Refrigerator, Updated Kitchen
- Laundry: Dryer, Laundry Room, Washer
Additional Information
- Shared Amenities: Other
- Pool: Yes
- Pool Description: In Ground, Pool/Spa Combo, Outdoor Pool
Exterior
- Exterior Features: Back Yard, Front Yard, Side Yard, Private Entrance, Yard Space
Parking
- Attached garage: Yes
- Garage Spaces: 3
- Parking Features: Attached, Garage Faces Front, Private, Garage Door Opener, Side By Side
Location
- Area: Listing
- County: Contra Costa
- Subdivision: Royal Ridge
- Driving Directions: Nantucker to Portsmouth
Community
- Association: Yes
- Assoc. Name: NOT LISTED
Heating & Cooling
- Central air: Yes
- Cooling Type: Central Air
- Heating Type: Zoned
Utilities
- Sewer: Public Sewer
- Water: Public, Meter on Site
Structural Information
- Architectural Style: Contemporary
- Exterior Const.: Stucco
- Roof: Composition Shingles
- Stories/Levels: Tri-Level
- Year Built: 1982
Lot Features
- Lot Size (Acres): 0.35
- Lot Dimensions: 15246
- Lot Features: Cul-De-Sac, Premium Lot
- Fencing (Description): Fenced
Financial Considerations
- For Sale: Yes
- Price Per Sq. Ft.: $861
- Association Fee: $80
- Assoc Fee Freq.: Monthly
Disclosures and Reports
- Property ID: 2124520061
Listed by RE/MAX Accord, Mark Ho
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Schools
Schools serving 25 Portsmouth Ct
School District:San Ramon Valley Unified School District
| Name | Grades | Distance |
|---|---|---|
Walt Disney Elementary School 3250 Pine Valley Road, San Ramon, CA 94583 | K-5 | 0.7 mi |
Pine Valley Middle School 3000 Pine Valley Road, San Ramon, CA 94583 | 6-8 | 1 mi |
California High School 9870 BRd.moor Dr., San Ramon, CA 94583 | 9-12 | 0.7 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 25 Portsmouth Ct
Date
Details
Price
Change
Source
6/04/2026
Listed
$2,690,000
127.97%
MLS
6/24/2016
Sold
$1,180,000
—
Public Record
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Tax History
Tax History for 25 Portsmouth Ct
Year
Property Taxes
Change
Tax Assessment
Change
2025
$16,712
4%
$1,465,320
2%
2023
$16,131
—
$1,436,589
2%
2023
$16,131
1%
$1,408,422
2%
2022
$16,014
3%
$1,380,807
3%
2021
$15,584
1%
$1,343,898
1%
2020
$15,435
2%
$1,325,067
3%
2019
$15,107
7%
$1,287,223
5%
2018
$14,171
4%
$1,227,671
2%
2017
$13,663
76%
$1,203,600
83%
2016
$7,757
1%
$658,038
2%
2015
$7,681
1%
$648,155
2%
2014
$7,592
1%
$635,460
—
2013
$7,516
—
$632,589
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 25 Portsmouth Ct
25 Portsmouth Ct, San Ramon, CA 94582 (MLS# 41137128) is a Single Family property with 4 bedrooms and 3 full bathrooms. 25 Portsmouth Ct is currently listed for $2,690,000 and was received on June 04, 2026. Want to learn more about 25 Portsmouth Ct? Do you have questions about finding other Single Family real estate for sale in San Ramon? You can browse all San Ramon real estate or contact a Coldwell Banker agent to request more information.

