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ActiveSingleFamilyResidence

23600 Ridge Line

Diamond Bar, CA, 91765

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$1,838,888

Original list price: $1,888,888

MLS: TR26206716

Beds

4

Baths

3

Sq Ft

3,406

Lot

1.22 ac

Year Built

1979

MLS #

TR26206716

Days on Market

28

Listed

Sep 22, 2026

Description

Entry-Level Luxury in "The Country" with Elite 10/10 Schools Experience the prestige of Diamond Bar’s premier 24-hour guard-gated community. This remodeled 3,406 sq. ft. estate offers a rare entry-point into "The Country," paired with enrollment in the top-rated Walnut Valley Unified School District (Evergreen Elementary, Chaparral Middle, and Diamond Bar High). Inside, expansive windows frame breathtaking, unobstructed mountain vistas. The remodeled chef's kitchen features granite countertops and stainless steel appliances, while the family room boasts rustic beam ceilings. The private master suite offers direct backyard access and a luxurious bath with a separate shower, soaking tub, and granite-topped dual sinks. The unique split-level layout includes a massive lower-level bonus room with a rock fireplace, wet bar, and storage—perfect as a private executive office or media room. Outside, an upgraded deck built along the canyon slope provides a front-row seat to spectacular mountain views. Complete with fragrant fruit trees and side-yard RV parking, this home perfectly blends functionality with hillside serenity.

Location

Diamond Bar, Los Angeles County, CA 91765

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Listed by: Tianlun Jiang · RE/MAX Galaxy

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

$14,714

/ month (est.)

Principal, interest, taxes, and insurance + PMI + HOA. Down payment: $183,889 · Loan: $1,654,999

%

Average 30-yr fixed rate 7.40% as of Oct 15, 2026 (Freddie Mac PMMS). Adjust to your quote.

$/ mo
Principal & Interest
$11,459
Property tax (1.25%)
$1,916
Homeowners insurance
$300
Mortgage insurance
$690
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 Oct 15, 2026

30-year fixed
7.40%
15-year fixed
6.71%

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 $64,361 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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Active and pending listings in ZIP 91765 (Diamond Bar)within ±10% of this home's price and size.

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.