21504 Cold Spring Lane
Diamond Bar, CA, 91765
$1,460,000
Original list price: $1,580,000
MLS: WS26113219
Beds
4
Baths
3
Sq Ft
2,712
Lot
0.33 ac
Year Built
1977
MLS #
WS26113219
Days on Market
87
Listed
May 30, 2026
Description
PAID OFF Solar System with 32 Panasonic Panels. Two Tesla EV charging stations, 2025 AO Smith electric water heater, a whole-house water softener system, newer roof, and newer A/C. Enjoy beautiful mountain views by day and sparkling city lights by night from this lovely home nestled in the desirable hills of Diamond Bar, complete with a private pool perfect for relaxing or entertaining. The bright and airy layout features soaring high ceilings in the living room, abundant natural light, a desirable downstairs bedroom, and a spacious 3-car garage. Located within the award-winning Walnut Valley Unified School District with top-rated 10/10 schools, and just minutes from Diamond Hills Plaza featuring H Mart, popular dining, shopping, and everyday conveniences. NO HOA.
Location
Diamond Bar, Los Angeles County, CA 91765
Open on Google Maps ↗Listed by: ALLEN SHI · Wetrust Realty
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
$10,804
/ month (est.)
Principal, interest, taxes, and insurance + PMI. Down payment: $146,000 · Loan: $1,314,000
Average 30-yr fixed rate 6.65% as of Aug 20, 2026 (Freddie Mac PMMS). Adjust to your quote.
- Principal & Interest
- $8,435
- Property tax (1.25%)
- $1,521
- Homeowners insurance
- $300
- Mortgage insurance
- $548
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 Aug 20, 2026
- 30-year fixed
- 6.65%
- 15-year fixed
- 5.95%
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 $51,100 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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