4
Bedrooms
Sold for $1,075,000 · Oct 2026
SOLDListed at $1,149,000
Diamond Bar, CA
MLS# WS26099443
LYANA FUNG
Listing Agent
Pinnacle Real Estate Group
DRE #: 02057909
Brokerage: Pinnacle Real Estate Group
4
Bedrooms
3
Bathrooms
2,178 sqft
Square Feet
1986
Year Built
7,040 sqft
Lot Size
$494
Price/Sq Ft
3
Garage Spaces
$108/mo
HOA
Single Family Home
Property Type
Welcome to this stunning hilltop residence in the prestigious High Country community of Diamond Bar, offering breathtaking mountain and neighborhood views, exceptional privacy, and a highly desirable floor plan. This beautifully maintained home features approximately 2,178 square feet of living space with 3 spacious bedrooms with converted garage room, 3 bathrooms, soaring ceilings, abundant natural light, and an elegant formal living and dining area perfect for entertaining. The upgraded kitchen opens to a warm and inviting family room with fireplace, creating the ideal everyday gathering space. Upstairs, the expansive primary suite serves as a private retreat with scenic views, generous closet space, and a spa-like bath. Additional flexible living areas provide options for a home office, gym, or guest accommodations. Situated on an oversized lot with a wraparound yard, this property offers plenty of room for outdoor dining, gardening, or future customization. Located within the highly acclaimed Walnut Valley Unified School District and just minutes from shopping, dining, parks, and convenient freeway access, this is a rare opportunity to own a view home in one of Diamond Bar’s most sought-after neighborhoods.
Listing description from the October 2026 sale, as reported to CRMLS.
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1 recorded sale
20951 High Country sold for $1,075,000 in October 2026, 6.4% under its $1,149,000 list price, after 138 days on the market. It was first listed at $1,280,000. That works out to $494 per square foot on 2,178 square feet. Across 157 closed sales in 91789 over the last 12 months, the median sold price is $1,210,000 and the median is $601 per square foot, 22% above this sale's $494. 4-bedroom rentals in 91789 currently list at a median of $4,480 a month (15 listings).
| Quarter | Closed sales in 91789 | Median sold price |
|---|---|---|
| Q1 2026 | 11 | $1,200,000 |
| Q2 2026 | 57 | $1,220,000 |
| Q3 2026 | 72 | $1,219,444 |
| Q4 2026 | 17 | $1,180,000 |
Figures are MLS-reported closed sales (CRMLS); ZIP medians cover the last 12 months. Nalren does not estimate values. Recently sold in Diamond Bar · Homes for sale in 91789
Closed sales reported in 91789, nearest first, last 12 months. All recent sales in Diamond Bar →
20951 High Country
Contact LYANA FUNG
Contact via Nalren messaging
Contact Listing Agent
Pinnacle Real Estate Group
DRE #02057909
Contact information is not available for this listing.