22621 Ridge Line Road Diamond Bar, CA $ 2,680,000
22621 Ridge Line Road
$ 2,680,000
Recently Listed
Share Save

22621 Ridge Line Road

Diamond Bar, CA, 91765
$ 2,680,000
Bedrooms4 Baths4.0 Sq 3,699

Monthly Estimate*

$ 16,501

Listed by First Team Real Estate
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 1
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 2
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 3
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 4
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 5
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 6
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 7
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 8
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 9
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 10
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 11
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 12
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 13
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 14
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 15
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 16
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 17
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 18
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 19
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 20
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 21
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 22
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 23
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 24
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 25
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 26
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 27
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 28
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 29
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 30
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 31
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 32
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 33
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 34
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 35
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 36
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 37
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 38
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 39
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 40
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 41
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 42
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 43
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 44
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 45
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 46
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 47
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 48
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 49
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 50
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 51
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 52
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 53
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 54
22621 Ridge Line Road, Diamond Bar, CA 91765 - Image 55

Single Family Home for sale in Diamond Bar, CA

for $2,680,000 with 4 bedrooms and 4 full baths. This 3,699 square foot home was built in 1977 on a lot size of 1.7847.

Welcome to Your Private Hilltop Sanctuary. Nestled within Diamond Bar’s highly prestigious, 24-hour guard-gated community of The Country Estates, this fully reimagined masterpiece offers a rare blend of classic curb appeal and breathtaking, ultra-modern design. Shielded by mature landscaping, this estate invites you to experience a lifestyle defined by uncompromising luxury, sweeping valley sunsets, and sparkling city-light views. Step through the illuminated entryway into a sun-drenched, open-concept floor plan beautifully anchored by custom vertical wood-slat architectural paneling, wide-plank oak-toned flooring, and brilliant crystal chandeliers. The gourmet chef’s kitchen is an entertainer's dream, featuring a massive quartz waterfall island and a farmhouse sink, flowing seamlessly into a formal dining space warmed by a marble-clad fireplace. You can effortlessly host guests in the formal living room with its built-in beverage center, or find your daily peace in the dedicated, window-lined Zen lounge. Ascending the striking glass-framed staircase reveals a sprawling upper-level entertainment loft alongside a dedicated billiard room with private deck access. For the modern professional, a refined executive office offers a quiet workspace complete with custom solid-wood built-ins and glass-paned French doors. The primary suite is a true resort-style retreat designed to capture unobstructed hilltop horizon views. Its spa-caliber en-suite rivals five-star hotels, appointed with a deep freestanding soaking tub, a frameless glass rainfall shower, brushed gold fixtures, and a massive custom walk-in closet. Generously sized secondary bedrooms offer VIP treatment with bespoke board-and-batten woodwork, while the pristine guest baths feature designer finishes, and high-tech smart bidets. The perfection extends to a fully finished, expansive garage featuring pristine epoxy flooring, custom dark-oak cabinetry, and an integrated luxury laundry center. Step outside to the modern, cable-railed view decks for al fresco dining under the stars, seamlessly expanding your living space into the California golden hour. Residents of The Country Estates including a massive indoor sports complex, pristine clay and hard tennis courts, pickleball, a community pool, and miles of scenic equestrian trails. Zoned for the award-winning Walnut Valley Unified School District, this estate is more than just a stunning residence—it is a legacy property.

See more

Single Family Active

Price

$ 2,680,000

Bedrooms

4

Full Bath

4

Property Type

Single Family

Taxes

$ 0

Style

Lot Size

1.7847

Year Built

1977

Town/City

Diamond Bar

County/Region

Los Angeles

MLS | Web ID

PW26087846

Days on Market

5

Features
General
Living Area 3699
Sewer Public Sewer
Heating Central
Cooling Central Air
Utilities Electricity Available Natural Gas Available Sewer Available Water Available
Appliances Dishwasher Electric Cooktop Microwave Refrigerator Water Heater Dryer Washer
Zoning LCR140000*
HOA Fee 350
Garage Spaces 4
Pool Features Association
Security Features Carbon Monoxide Detector(s) Gated Community Gated with Attendant Smoke Detector(s)
Year Built 1977
View City Lights Canyon Hills Mountain(s) Panoramic Valley Trees/Woods
Levels Three Or More
Property Subtype Single Family Residence
Community Features Street Lights Sidewalks Gated
Accessibility Safe Emergency Egress from Home Parking
Assoc Fee Paid Per Monthly
County Los Angeles
New Construction false
Property Type Residential
Association Amenities Sport Court Other Courts Pickleball Pool Guard Security Tennis Court(s)
HOA true
Attached Garage true
Garage Y/N true
Full Baths 4
Special Listing Conditions Standard
Status Active
Directions From the 57 Freeway exit Diamond Bar Blvd and head south. Turn right on Pathfinder Road then left on Quail Summit Drive. Continue uphill and turn right on Ridge Line Road. The property will be on your right side.
City Diamond Bar
Association Name Dimond Bar County Estates Association
Entry Location 2
Senior Community Y/N false
High School District Walnut Valley Unified
Number Of Units Total 1
MLS Area 616 - Diamond Bar
Lot Size Units Square Feet
Lot Size Square Feet 77740
Listing Terms Cash Conventional FHA VA Loan
Property Attached Y/N true
Land Lease Y/N false
Property Condition Updated/Remodeled Turnkey
Additional Parcels Y/N false
Lease Considered Y/N false
Structure Type House
Living Area Units Square Feet
Standard Status Active
Occupancy Type Vacant
Year Built Source Assessor
Tax Lot 22
Property Sub Type Additional Single Family Residence
Expected Active Date 2026-04-24
See more
Interior
Interior Amenities Separate/Formal Dining Room Furnished High Ceilings Walk-In Closet(s)
Flooring Vinyl
Fireplace Features Dining Room Family Room Living Room
Total Stories 3
Common Walls 1 Common Wall
Air Conditioning Y/N true
Heating Y/N true
Fireplace Y/N true
Laundry Features In Garage
Total Bedrooms 4
Entry Level 2
Main Level Bedrooms 3
Main Level Bathrooms 2
Total Baths 4
See more
Exterior
Parking Features Driveway Garage
Lot Features 0-1 Unit/Acre Lot Over 40000 Sqft
Water Source Public
Total Parking 4
Inclusions All Furnitures and Appliances
Lot Size Area 77740
Lot Size Acres 1.7847
Private Pool false
Lot Size Source Assessor
See more
* Excluded Features
List By
First Team Real Estate

Broker

tminhtriet25@gmail.com

Email

Affordability Calculator

$16,501
Per Month
100%
0%
0%
Monthly Principal & Interest
$16,501
Monthly Property Taxes
--
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
Learn more about how to save

Discover how much house you can afford

Your dream home may be within reach.

Learn More about how to save

The time to sell is now
THE TIME TO SELL IS NOW! What's my home worth?
Nearby
4827338 Elementary School
4827337 Middle School
Unknown High School High School
Pricing History
DatePricePrice ChangeDescription
4/24/2026$2,680,000 Listed Price

Map


See all

22621 Ridge Line Road, Diamond Bar, CA, 91765 is a Single Family Home for sale at $2,680,000 with 3,699 sqft and a lot size of 1.7847. 22621 Ridge Line Road has 4 bedrooms, 4.0 baths, and was built in 1977. The property's zip code is 91765 which is in Diamond Bar, CA