4
Bedrooms
Sold for $1,115,000 · Aug 2026
SOLDListed at $1,118,000
Diamond Bar, CA
MLS# TR26122012
Chihwei Lu
Listing Agent
Pinnacle Real Estate Group
DRE #: 02133729
Brokerage: Pinnacle Real Estate Group
4
Bedrooms
3
Bathrooms
1,747 sqft
Square Feet
1984
Year Built
6,654 sqft
Lot Size
$638
Price/Sq Ft
2
Garage Spaces
N/A
HOA
Single Family Home
Property Type
Nestled in a highly sought-after Diamond Bar neighborhood, this turnkey two-story home perfectly balances modern comfort with suburban convenience. The light-filled open layout features spacious formal living and dining areas, clean flooring, and a cozy fireplace. The thoughtfully designed floor plan includes a rare downstairs bedroom and full bathroom, offering perfect flexibility for guests, in-laws, or a home office. Upstairs features three additional private bedrooms, including a generous primary suite. Step outside to a decent-sized, private backyard with a covered patio—ideal for entertaining, kids, or pets. Includes a finished 2-car garage with epoxy flooring and built-in storage. Located just minutes from Grand Ave and Diamond Bar Blvd, this home offers a peaceful neighborhood vibe with the financial freedom of NO HOA. It sits within the prestigious, award-winning Walnut Valley Unified School District, giving access to top-tier local schools. Daily errands are incredibly convenient with Walmart Neighborhood Market, Albertsons, and H Mart all just down the street. Commuters will also love the quick, immediate access to both the 60 and 57 freeways for seamless travel across Southern California.
Listing description from the August 2026 sale, as reported to CRMLS.
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1 recorded sale
1010 Cogburn sold for $1,115,000 in August 2026, 0.3% under its $1,118,000 list price, after 59 days on the market. It was first listed at $1,120,000. That works out to $638 per square foot on 1,747 square feet. Across 221 closed sales in 91765 over the last 12 months, the median sold price is $1,080,000 and the median is $546 per square foot, 14% below this sale's $638. 4-bedroom rentals in 91765 currently list at a median of $4,700 a month (14 listings).
| Quarter | Closed sales in 91765 | Median sold price |
|---|---|---|
| Q1 2026 | 16 | $1,050,000 |
| Q2 2026 | 87 | $1,128,000 |
| Q3 2026 | 89 | $1,057,000 |
| Q4 2026 | 29 | $1,055,000 |
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 91765
Closed sales reported in 91765, nearest first, last 12 months. All recent sales in Diamond Bar →
1010 Cogburn
Contact Chihwei Lu
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Contact Listing Agent
Pinnacle Real Estate Group
DRE #02133729
Contact information is not available for this listing.