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About this home
PANORAMIC MOUNT DIABLO VIEWS • SINGLE-LEVEL LIVING • PRIVACY & SOPHISTICATION Experience the exceptional setting of 121 Rosario Ct, a beautifully appointed single-level residence showcasing breathtaking views of Mount Diablo and an expansive greenbelt. Ideally positioned on a quiet court with no homes directly across the street, the property enjoys an uncommon sense of openness, privacy, and tranquility. Inside, modern sophistication and effortless livability come together in a thoughtfully updated home featuring stylish finishes and a refined contemporary aesthetic. The single-level floor plan creates a seamless flow between living spaces, offering both comfort and elegance for everyday living and entertaining. Beyond the home, enjoy an impressive array of community amenities, including expansive greenbelts, five pools, tennis courts, and a playground ideal for enjoying the outdoors, including walks with your four-legged companion. The beautifully maintained surroundings create a resort-like atmosphere while providing exceptional opportunities for recreation and relaxation. Ideally located near Bollinger Canyon Elementary and minutes from shopping, dining, parks, and major commuter routes, this residence offers the perfect blend of privacy, convenience, and elevated living in the heart of San Ramon. A rare opportunity to enjoy this 3-bedroom, 3-bath home with spectacular Mount Diablo views, sophisticated updates, single-level living, and an amenity-rich community in one exceptional setting. Open House November 11th, 2026, 1- 4 p.m see you there!
TownhomeProperty Type
1979Year Built
3,210 sq ftLot Size
$618Price/Sq.Ft.
$664/moHOA Dues
2 car garageParking
Listed by Kelly Morgan•DRE #00942276• Christie's Intl RE Sereno
Twin Creeks, located between Bollinger Canyon Road and Crow Canyon Road, is a residential and golf-adjacent San Ramon neighborhood with rolling fairway views and a network of greenbelt paths. The neighborhood’s character concentrates around the Twin Creeks Golf Club clubhouse, where morning tee times and patio tables set a calm, social rhythm. Streets feature late-20th-century two-story homes, tidy cul-de-sacs, and landscaped entries that feel intentionally planned. Open space edges connect to Bishop Ranch trails for a walk-or-run routine. Dining and errands cluster nearby at City Center Bishop Ranch, keeping the day-to-day scene polished and low-key.
Provided by Walk Score and Local Logic
Offer insights
121 Rosario Ct · $899,900
$912K and above
75% chance or better to win
Why $912K+ is a strong offer
DAYS ON MARKET
20 days
The average home goes pending in 29 days.
SALE-TO-LIST
100.0%
Most homes are selling 0% below list price.
About offer insights
Property details
Interior
Exterior
Finance
Kitchen
Bathroom
Bedroom
Living
Dining
Interior features
Breakfast bar
Updated kitchen
Family room fireplace
Bedrooms
3 bedrooms on the ground floor
Bathrooms
2 full bathrooms
Kitchen
Dishwasher
Disposal
Ice maker hookup
Refrigerator
Self-cleaning oven
Stone counters
Laundry & utility
Laundry hookups
Heating & cooling
Forced-air heating
Central air conditioning
Exterior features
Front yard
Back yard
Landscaped
Patio
Faces common area and street
Home design
Townhouse
Ground-floor location
Corner end unit
Parking
Attached garage with 2 spaces
Off-street parking
Construction
Built in 1979
Stucco siding
Shingle roof
Utilities
Public water
Public sewer
HOA & community
Monthly association fee of $664
Association amenities include a pool, tennis courts, and greenbelt
Association fee includes reserves, management, and common area maintenance
Electricity and solar
View estimated energy costs and solar savings for this home
bridgeMLS, Bay East AOR, or Contra Costa AOR #41151490
Oct 16, 2026
Listed
$899,900
$618/sq ft
Public Records
May 7, 1993
Sold
$218,000
$150/sq ft
Public Records
Feb 24, 1988
Sold
$168,000
$115/sq ft
Public Records
May 22, 1987
Sold
$164,000
$113/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$5,212 (+3.2%)
$127,302 + $258,165
$385,467
2025
$5,048 (+2.3%)
$127,302 + $258,165
$385,467
2024
$4,937 (+1.9%)
$124,806 + $253,103
$377,909
2023
$4,846 (+0.8%)
$122,359 + $248,141
$370,500
2022
$4,807 (+2.4%)
$119,960 + $243,276
$363,236
2021
$4,696 (+1.8%)
$117,608 + $238,506
$356,114
2020
$4,613 (+1.0%)
$115,302 + $233,830
$349,132
2019
$4,566 (+3.9%)
$114,120 + $231,433
$345,553
2018
$4,395 (+3.9%)
$111,883 + $226,896
$338,779
2017
$4,228 (+1.8%)
$107,540 + $218,087
$325,627
2016
$4,154 (+1.7%)
$107,540 + $218,087
$325,627
2015
$4,085 (+1.8%)
$105,432 + $213,811
$319,243
2014
$4,013 (+1.7%)
$101,815 + $206,475
$308,290
2013
$3,948 (+4.1%)
$101,815 + $206,475
$308,290
2012
$3,792 (+1.6%)
$101,355 + $205,542
$306,897
2011
$3,731 (+1.7%)
$98,582 + $199,918
$298,500
2010
$3,669
$97,420 + $197,561
$294,981
2009
$3,672 (+4.2%)
$96,692 + $196,085
$292,777
2008
$3,525
$96,922 + $196,551
$293,473
Public record
Public record
Zoning
Permits
Beds
3
Baths
2
Stories
1
Lot width
—
Lot depth
—
Lot size
3,210 Sq. Ft.
Year renovated
1980
Finished Sq. Ft.
1,456
Unfinished Sq. Ft.
—
Total Sq. Ft.
1,456
Year built
1979
Style
Townhouse
County
Contra Costa County
APN
2095510067
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Oct 30, 2026.
RS-D
Single-Family Residential Zone
The RS zone is applied to areas of the City appropriate for single-family residential land uses in neighborhoods at a density of three to six units per net acre, subject to appropriate standards. The specific allowable density for each parcel is shown on the Zoning Map by a numerical suffix residential density designator (see Section D2-8). Minimum lot size for new parcels ranges from 3,500 to 12,000 sq ft. Depending upon the applicable residential density designator, the RS zone is consistent with and implements the Single Family Low Density, Single Family Low-Medium Density, and Single Family Medium Density land use classifications of the General Plan.
Permitted uses
Include but are not limited to:
Day care facility
Housing-Single unit
Housing-Senior
Housing-Student
Housing-Other
Nov 1, 2005 • Final
Termite repair - building miscellaneous
Remodel
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.
Local insights from Redfin agents
San Ramon, Past 3 months,Median price $1.51M, down 4.5% YoY,Homes sold: 169 in July, up 1%,Days on market 20 days,Market Active but more balanced; slight seller advantage,Bottom line: Prices have softened, but homes are still selling relatively...