21725 Lost River, Diamond Bar CA 91765 for sale - Presented to you by Terrence Griffin of San Diego California
Listing provided courtesy of Ya Ting Chan of WeTrust Realty. Last updated 2026-08-02 08:19:27.000000. Listing information © 2026 Sandicor.

Asking Price: $1,348,880 | ​​​​​​​

21725 Lost River, Diamond Bar CA 91765

Community: ​616 - Diamond Bar


This Single Family Residence property was built in 1963 and is priced at $1,348,880. Please see the additional details below.
  • 1,813 Sq Ft
  • 3 bathrooms
  • 4 bedrooms
  • MLS#: TR26156811
  • Type: Single Family Residence
  • Year Built: 1963
Beautifully Remodeled Single-Story Home in the Heart of Diamond Bar! Welcome to 21725 Lost River Dr., Diamond Bar, a beautifully renovated single-story home offering 4 bedrooms plus a private office, 2.5 bathrooms, and approximately 1,813 sq. ft. of comfortable living space. This move-in-ready home has been fully remodeled with quality upgrades throughout, including a brand-new roof, new interior and exterior paint, new water piping, new central A/C system, and new insulation, providing comfort, efficiency, and peace of mind for years to come. The functional floor plan features bright and spacious living areas, generously sized bedrooms, and a dedicated office that's perfect for working from home, studying, or creating a flex space to fit your lifestyle. Situated on a desirable lot with a large front yard and spacious backyard, this property offers plenty of room for entertaining, gardening, children to play, or simply relaxing outdoors. Conveniently located within walking distance to Diamond Bar High School, Evergreen Elementary School, and the popular H Mart shopping plaza, you'll enjoy easy access to shopping, dining, parks, and everyday conveniences. Located in the highly acclaimed Walnut Valley Unified School District, this home is an exceptional opportunity for families seeking top-rated schools.

Call or Email Terrence Griffin now to inquire about this property

619-952-0152