21350 Casino Ridge Yorba Linda CA 92887 | MLS #OC26202838
A Rare Private Estate in the Hills of Yorba Linda. Privately positioned behind an automatic gated entrance in the prestigious Mt. San Antonio Estates, this extraordinary 2.97-acre horse-zoned estate offers an exceptional combination of privacy, scale, panoramic views, and resort-style living.
Surrounded by beautifully manicured grounds, the property enjoys breathtaking, unobstructed vistas stretching toward Catalina Island, sparkling city lights, and the Chino Hills. Designed as a secluded retreat, the estate features lush landscaping, two tranquil koi ponds, a custom rock pool and spa, decorative fountain, and expansive outdoor spaces that create an atmosphere of serenity and exclusivity.
The impressive 5,546-square-foot residence has been thoughtfully refreshed with new interior paint, and beautifully Alcatraz Brazilian Cherry hardwood flooring. Offering 5 bedrooms and 5.5 bathrooms, the home provides an ideal balance of elegant formal spaces and comfortable everyday living. The sophisticated floor plan includes a private office, dedicated media room, spacious bonus room, formal living and dining rooms, and an inviting family room, providing exceptional flexibility for entertaining, working from home, and multi-generational living.
Additional enhancements include eight individually controlled temperature zones, reflecting the home’s attention to comfort and functionality throughout. Set on nearly three acres with equestrian zoning, impressive grounds, resort-style amenities, and commanding views, this remarkable estate presents a rare opportunity to enjoy privacy, luxury, and expansive Southern California living in one of Yorba Linda’s most desirable hillside communities. An exceptional property for the discerning buyer seeking acreage, privacy, views, and timeless estate living.
Surrounded by beautifully manicured grounds, the property enjoys breathtaking, unobstructed vistas stretching toward Catalina Island, sparkling city lights, and the Chino Hills. Designed as a secluded retreat, the estate features lush landscaping, two tranquil koi ponds, a custom rock pool and spa, decorative fountain, and expansive outdoor spaces that create an atmosphere of serenity and exclusivity.
The impressive 5,546-square-foot residence has been thoughtfully refreshed with new interior paint, and beautifully Alcatraz Brazilian Cherry hardwood flooring. Offering 5 bedrooms and 5.5 bathrooms, the home provides an ideal balance of elegant formal spaces and comfortable everyday living. The sophisticated floor plan includes a private office, dedicated media room, spacious bonus room, formal living and dining rooms, and an inviting family room, providing exceptional flexibility for entertaining, working from home, and multi-generational living.
Additional enhancements include eight individually controlled temperature zones, reflecting the home’s attention to comfort and functionality throughout. Set on nearly three acres with equestrian zoning, impressive grounds, resort-style amenities, and commanding views, this remarkable estate presents a rare opportunity to enjoy privacy, luxury, and expansive Southern California living in one of Yorba Linda’s most desirable hillside communities. An exceptional property for the discerning buyer seeking acreage, privacy, views, and timeless estate living.
Property Details
Price:
$4,200,000
MLS #:
OC26202838
Status:
Active
Beds:
6
Baths:
6
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
Mount San Antonio MTSA
Neighborhood:
85yorbalinda
Listed Date:
Sep 28, 2026
Finished Sq Ft:
5,546
Lot Size:
129,417 sqft / 2.97 acres (approx)
Year Built:
2004
See this Listing
Schools
School District:
Placentia-Yorba Linda Unified
High School:
Yorba Linda
Interior
Appliances
DW, MW, BIR, _6BS, BBQ, HOD
Bathrooms
5 Full Bathrooms, 1 Half Bathroom
Cooling
CA
Heating
CF
Interior Features
CF, IN, ST, PTRY, _2STR, BL, HCEL
Laundry Features
IR, IN
Levels
U
Main Level Bathrooms
2
Main Level Bedrooms
1
Exterior
Attached Garage YN
1
Common Walls
NCW
Community Features
SDW, HRS, PARK, BIKI
Garage Spaces
4
Parking Spots
4
Parking Total
4
View
CI, HI, MT, PA
Financial
HOA Fee
$460
HOA Fee Frequency
MO
Map
Community
- Address21350 Casino Ridge Yorba Linda CA
- SubdivisionMount San Antonio (MTSA)
- CityYorba Linda
- CountyOrange
- Zip Code92887
Subdivisions in Yorba Linda
- Alta Mira ALTM
- Augusta AUGS
- Brighton Meadows BRIM
- Brighton Ridge BRIR
- Bryant Ranch BRYA
- Canterbury CANT
- Casa Loma CALO
- Country Estates CNES
- Country Homes CNHM
- Coventry COVT
- Coventry Hills COVH
- Covington Heights CVHT
- Del Palazzo DELP
- East Lake Village Homes ELVH
- Estates Ia – East Lake Village EE1A
- Estates IIa – East Lake Village EE2A
- Fairmont Hill FRHL
- Fairmont Terrace FRTR
- Hidden Hills Estates HHES
- Kellogg Terrace KELT
- La Terraza I LAT1
- La Terraza II LAT2
- Lake Park LKPK
- Lakeview Retirement Homes LVRH
- Montecito old MNTO
- Old Orchard OORC
- Park Homes II – East Lake EPH2
- Parkside Estates PARK
- Pinnacle PINC
- Pointe at East Lake PONT
- Rancho Dominguez RNDH
- Rancho Dominguez Townhomes RNDT
- Rancho Vista RNVS
- Rolling Greens ROGR
- Shady Hollow SHHL
- Summit Chase SUMC
- Terra Linda TERL
- The Hills HILL
- Traditions TRAD
- Travis Ranch TRVR
- Troy Estates TROY
- Village I VIL1
- Village III VIL3
- Vista Bel Aire VSBA
- Woodgate WODG
- Yorba Country Estates YRCE
- Yorba La Cuesta YRLC
- Yorba Linda Homes YRLH
- Yorba Linda Knolls Townhomes YRKT
- Yorba Linda Rose CourtYLRC
- Yorba Vista YRVS
Market Summary
Current real estate data for Single Family in Yorba Linda as of Oct 03, 2026
208
Single Family Listed
50
Avg DOM
514
Avg $ / SqFt
$1,494,349
Avg List Price
Property Summary
- Located in the Mount San Antonio (MTSA) subdivision, 21350 Casino Ridge Yorba Linda CA is a Single Family for sale in Yorba Linda, CA, 92887. It is listed for $4,200,000 and features 6 beds, 6 baths, and has approximately 5,546 square feet of living space, and was originally constructed in 2004. The current price per square foot is $757. The average price per square foot for Single Family listings in Yorba Linda is $514. The average listing price for Single Family in Yorba Linda is $1,494,349. To schedule a showing of MLS#oc26202838 at 21350 Casino Ridge in Yorba Linda, CA, contact your Compass agent at 310.409.7242.
Similar Listings Nearby
Courtesy of IRES Partners Inc.. Disclaimer: All data relating to real estate for sale on this page comes from the Broker Reciprocity (BR) of the California Regional Multiple Listing Service. Detailed information about real estate listings held by brokerage firms other than Compass include the name of the listing broker. Neither the listing company nor Compass shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. The Broker providing this data believes it to be correct, but advises interested parties to confirm any item before relying on it in a purchase decision. Copyright 2026. California Regional Multiple Listing Service. All rights reserved.21350 Casino Ridge
Yorba Linda, CA
