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(805) 459-6808
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Simone Viola, DRE#01918073, REALTOR®
(805) 459-6808
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21408 Running River Court, Diamond Bar, CA 91765

$1,300,000
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  • 21408 Running River Court, Diamond Bar, CA 91765 Main Photo

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New to the Market Active
BEDS5 BATHS4 full SQUARE FEET2,334 MLS#26840319
STATUSActive PROPERTY TYPEResidential - Single Family
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Listing Courtesy of: Opendoor Brokerage Inc.
Agency Phone: 480-462-5392
Associate Name: Melissa Westfall
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Listing Shown by: Farrell Smyth, Inc.
Associate Name: Simone Viola, DRE#01918073, REALTOR®


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Property Description

Picture yourself at 21408 Running River Ct, a residence designed for everyday comfort and enjoyment. Inside, a cozy fireplace provides warmth, while the kitchen features all stainless steel appliances complemented by an accent backsplash. The exterior boasts a covered patio extending to a private in ground pool, all within a fenced in backyard. This property is perfect for outdoor living and comfort.. Included 100-Day Home Warranty with buyer activation

21408 Running River Court | MLS# 26840319

This single family home located at 21408 Running River Court, Diamond Bar, CA 91765 is currently listed for sale with an asking price of $1,300,000. This property was built in 1977 and has 5 bedrooms and 4 full baths with 2334 sq. ft. Search Diamond Bar real estate on simoneviola.farrellsmyth.com today.

Property Features

Property Type: Residential - Single Family
Cooling: Central Air
Garage: 2 car attached
Heating: Natural Gas
Lot Size: 0.18 Acres
Stories: 2.0
Year Built: 1977

Feature Descriptions

Days on Site: 4
Fireplace: Gas
Laundry: See Remarks
Parcel#: 8292020027
Pool: In Ground
Spa: None

Listed By / Shown By

Listed By

Agency Name: Opendoor Brokerage Inc.
Agent Name: Melissa Westfall
Agency Phone: 480-462-5392

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Shown By

Agent Name: Simone Viola, DRE#01918073, REALTOR®
Agent Phone: (805) 459-6808
Agency Title: Farrell Smyth, Inc.

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Estimated Payment

$ 3,272.40 per month $2,893.24 Principal & Interest $0.00 Property Tax (data not provided by mls) $379.17 Homeowner's Insurance

Change Payment Information

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Simone Viola, DRE#01918073, REALTOR®
Simone Viola, DRE#01918073, REALTOR® Office: (805) 904-6616 Cell: (805) 459-6808 Email Me
Disclaimer: All information deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) or information provider(s) shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. Listing(s) information is provided for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information on this site was last updated 06/02/2026. The listing information on this page last changed on 06/02/2026. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of Delta Media Group MLS (last updated Tue 06/02/2026 2:54:34 PM EST) or CRMLS (last updated Tue 06/02/2026 12:29:10 PM EST). Real estate listings held by brokerage firms other than Farrell Smyth, Inc. may be marked with the Internet Data Exchange logo and detailed information about those properties will include the name of the listing broker(s) when required by the MLS. All rights reserved.
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