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ActiveSingleFamilyResidence

1822 Diamond Knoll Lane

Diamond Bar, CA, 91765

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$3,990,000

MLS: TR25029175

Beds

6

Baths

7

Sq Ft

6,726

Lot

0.94 ac

Year Built

1994

MLS #

TR25029175

Days on Market

635

Listed

Feb 8, 2025

Description

Nestled in the prestigious enclave of The Country Estates, this stunning custom estate embodies refined luxury and timeless elegance. Sprawling over 6,726 square feet of meticulously designed living space, this two-story masterpiece offers six spacious bedrooms and seven exquisite bathrooms, ensuring ample room for both lavish entertaining and intimate family living. Upon entering the grand formal entryway, visitors are greeted by soaring ceilings, striking marble and hardwood floors, and an ambiance of stunning sophistication. The home's layout is thoughtfully arranged with an oversized living room, a gracious formal living area, and a welcoming family room that radiates warmth and charm. Every detail has been carefully curated and updated, from the entirely re-piped systems to the modernized, luxurious bathrooms. The gourmet kitchen is a chef's dream, equipped with top-of-the-line built-in appliances, a generous walk-in pantry, and elegant finishes that promise both functionality and style. Each spacious bedroom suite, including a lush primary retreat, provides a serene sanctuary with refined touches that enhance the sense of calm and comfort. The primary bedroom is spacious, completed with a fireplace, huge walk-in closet, covered viewing deck, marbled bathroom with large vanity, dual sinks, walk-in shower, separate soaking tub, private commode, and magnificent views. Beyond the interior, the property truly shines. Step outside into a breathtaking landscape designed for entertaining and relaxation. The expansive grounds feature a private putting green, a sparkling pool and spa, and a charming gazebo, all set against a backdrop of mesmerizing panoramic city lights and majestic mountain views. The park-like setting offers a peaceful escape, making it the perfect venue for both lively gatherings and quiet evenings under the stars. This beautiful and functional custom estate is more than a simple home, it is a statement of luxury, comfort, and impeccable taste in one of the most coveted communities.

Location

Diamond Bar, Los Angeles County, CA 91765

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Listed by: Diana Cheng · Country Queen Real Estate

Listing information is provided courtesy of the Greater Antelope Valley Association of Realtors (GAVAR) and California Regional MLS (CRMLS). Information is deemed reliable but not guaranteed accurate by the MLS or by Mike Watson. All data, including square footage, lot size, room count, permits, and school assignment, should be independently verified. Properties shown may be listed by brokerages other than Keller Williams Realty. Listings are subject to prior sale, change, or withdrawal without notice.

Payment estimate

$30,629

/ month (est.)

Principal, interest, taxes, and insurance + PMI + HOA. Down payment: $399,000 · Loan: $3,591,000

%

Average 30-yr fixed rate 7.18% as of Nov 5, 2026 (Freddie Mac PMMS). Adjust to your quote.

$/ mo
Principal & Interest
$24,327
Property tax (1.25%)
$4,156
Homeowners insurance
$300
Mortgage insurance
$1,496
HOA dues
$350
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Login required. The full tool supports FHA / VA / USDA, PMI by credit tier, lender fees, and total cash to close — with your inputs here carried over.

Today's Rates

As of Nov 5, 2026

30-year fixed
7.18%
15-year fixed
6.57%

Source: Freddie Mac Primary Mortgage Market Survey (PMMS). Updated weekly.

About the area · Mike Watson

About the Antelope Valley

The Antelope Valley spans Lancaster, Palmdale, Quartz Hill, Rosamond, Lake Los Angeles, California City, Edwards AFB, and the Plant 42 aerospace corridor. Mike Watson is a lifelong AV resident and the #1 producing individual Realtor in the region by transaction count. Every active listing on this site is paired with a free market analysis tailored to the specific street, honest financing guidance (FHA, VA, USDA, CalHFA, conventional, and assumable loans where the financing supports it), and side-by-side comparisons against the rest of the active inventory in your target ZIP.

Financing Options

FHA Financing — 3.5% Down+

First-time and repeat buyers can purchase this Diamond Bar home with as little as 3.5% down using an FHA loan — roughly $139,650 down. FHA loans feature flexible credit guidelines and government-backed rates, making homeownership accessible for buyers who haven't saved a large down payment. Seller concessions up to 6% of the purchase price are also allowed.

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Local Market Stats

See Diamond Bar, CA 91765 market trends →

Median sold price, days on market, active inventory, price brackets, and 12-month trends — pulled live from the MLS.

★#1 Producing Individual Realtor, Antelope Valley

Only large teams outsell Mike Watson · Keller Williams Realty

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Listing data provided by the MLS · Presented by Watson & Associates · Keller Williams Realty · mikewatsonrealtor.com
All information deemed reliable but not guaranteed. Contact listing agent to verify.