21408 Running River Court Diamond Bar, CA ^$ 1,300,000

21408 Running River Court

^$ 1,300,000

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Recently Listed

21408 Running River Court

Diamond Bar, CA, 91765

^$ 1,300,000

Bedrooms5 Baths4.0 Sq 2,334

Monthly Estimate*

^$ 8,004

Listed by Opendoor Brokerage Inc.

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Single Family Home for sale in Diamond Bar, CA

for $1,300,000 with 5 bedrooms and 4 full baths. This 2,334 square foot home was built in 1977 on a lot size of 0.1832.

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 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

Single Family Active

Price

^$ 1,300,000

Bedrooms

Full Bath

Property Type

Single Family

Taxes

^$ 0

Style

Lot Size

0.1832

Year Built

1977

Town/City

Diamond Bar

County/Region

Los Angeles

MLS | Web ID

26840319

Days on Market

Features

General

Living Area 2334

Heating Natural Gas

Cooling Central Air

Zoning LCR1*

Garage Spaces 2

Pool Features In Ground

Year Built 1977

View None

Stories Count 2

Levels Two

Property Subtype Single Family Residence

County Los Angeles

New Construction false

Property Type Residential

HOA false

Attached Garage true

Garage Y/N true

Full Baths 4

Special Listing Conditions Standard

Status Active

Buyer Financing Cash Conventional VA

Directions Head east on Pathfinder Rd. Turn left onto Fern Hollow Dr. Turn right onto Los Cerros Dr. Turn right onto Bella Pine Dr. Turn left onto Cliffbranch Dr. Turn right onto Running River Ct

City Diamond Bar

Disclosures Familial Relation

Senior Community Y/N false

MLS Area 616 - Diamond Bar

Lot Size Units Square Feet

Lot Size Square Feet 7980

Spa Features None

Property Attached Y/N false

Standard Status Active

Occupancy Type Vacant

Year Built Source Assessor

Property Sub Type Additional Single Family Residence

Interior

Furnished Y/N Unfurnished

Fireplace Features Gas

Total Stories 2

Common Walls No Common Walls

Air Conditioning Y/N true

Heating Y/N true

Fireplace Y/N true

Half Baths 0

1/4 Baths 0

3/4 Baths 0

Laundry Features See Remarks

Total Bedrooms 5

Total Baths 4

Exterior

Total Parking 0

Lot Size Area 7980

Spa false

Building Area Total 2334

Lot Size Acres 0.1832

Lot Size Source Owner

* Excluded Features

List By

Opendoor Brokerage Inc.

Broker

homes@opendoor.com

Affordability Calculator

$8,004

Per Month

Monthly Principal & Interest: $8,004
Monthly Property Taxes: --
Monthly Home Insurance: --

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Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.

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Nearby

Trends
Schools

Single family listings in Diamond Bar, CA

Average List Price ^$2,266,338

Percent of Sale Price 74%

About Diamond Bar, CA

55,654 Population

0% Since 2002

^$90,714 Median Income

42.58 Median Age

32% Households with Children

View more area information

Trends Information provided by ATTOM Data Solutions.

4827338 Elementary School

4827337 Middle School

Unknown High School High School

See complete school information

Pricing History

Date	Price	Price Change	Description
5/29/2026	$1,300,000		Listed Price

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21408 Running River Court, Diamond Bar, CA, 91765 is a Single Family Home for sale at $1,300,000 with 2,334 sqft and a lot size of 0.1832. 21408 Running River Court has 5 bedrooms, 4.0 baths, and was built in 1977. The property's zip code is 91765 which is in Diamond Bar, CA

*Information deemed reliable but not guaranteed.

Financial calculator disclaimer: Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.

Listing data provided courtesy of the Internet Data Exchange Program of the California Regional Multiple Listing Service, Inc..

Based on information from California Regional Multiple Listing Service, Inc. as of 6/3/2026. This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing. Display of MLS data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals. Information from sources other than the Listing Agent may have been included in the MLS data. Unless otherwise specified in writing, Broker/Agent has not and will not verify any information obtained from other sources. The Broker/Agent providing the information contained herein may or may not have been the Listing and/or Selling Agent.

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21408 Running River Court

Single Family Home for sale in Diamond Bar, CA

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