Diamond Bar, Residential city in Los Angeles County, United States.
Diamond Bar spans across 14.88 square miles of rolling hills at the junction of Pomona and Orange freeways in eastern Los Angeles County.
The 4,340-acre land started as Rancho Los Nogales in 1840, granted by Governor Juan Alvarado to José de la Luz Linares.
The population of 55,072 residents reflects a diverse community with 59 percent Asian residents and multiple cultural celebrations throughout the year.
The Diamond Bar Center provides community spaces for classes, events, and activities while the city maintains numerous parks and recreational facilities.
The city name originates from a ranch branding iron design featuring a diamond shape positioned above a horizontal bar.
Location: Los Angeles County
Inception: 1989
Shares border with: Walnut, Pomona, Rowland Heights, Chino Hills, Brea
Website: http://ci.diamond-bar.ca.us
GPS coordinates: 34.00167,-117.82083
Latest update: May 28, 2025 18:15
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