PYRTPlan Your Road Trips
Create TripMy TripsCommunityMerchandise
PYRTPlan Your Road Trips
Create TripMy TripsCommunityMerchandise
D
Destinations
Home›Destinations›Diamond Bar
North AmericaUnited StatesCalifornia

Diamond Bar

California, United States · North America

About Diamond Bar

Diamond Bar works well as a base: 10 minutes from Walnut, 7km from Wally Parks NHRA Motorsports Museum.

Diamond Bar is a town located in California, United States. With a population of 56,897, it is an important destination in North America.

On a road trip, Diamond Bar sits in United States, where you drive on the right. It's in the America/Los Angeles time zone. Below you'll find where to stay, things to do nearby, and everything you need to add Diamond Bar to your route.

About Diamond Bar

Lanterman Developmental Center, opened under the name the Pacific Colony, was a public psychiatric hospital and a facility serving the needs of people with developmental disabilities, and was located in the San Gabriel Valley in what was once Spadra (now part of Pomona), California. In 87 years of operation, the

Read more hospital served appropriately 14,000 people. At the time of closure in 2015, the hospital had nine patient buildings, one acute hospital unit, a variety of training and work sites, a vocational training center, and recreation facilities, a research and staff training building, a child day care center for community and staff members' children, a credit union, and the California Conservation Corps.

Read more on Wikipedia

Where to Stay in Diamond Bar

Compare prices across Booking.com, Airbnb, Expedia, and more. Select your dates to see availability.

Filter presets

Pick your must-haves once: provider links open pre-filtered. Each filter lists which sites it applies to.

Booking.comExpediaTripAdvisorHotels.comAgodaAirbnb

Compare before you book!

Prices can vary significantly between platforms. We recommend checking at least 2-3 sites to find the best deal for your stay in Diamond Bar.

Explore the Area

Discover famous landmarks, scenic roads, and more near Diamond Bar.

Loading map...
Open in Google Maps

Frequently Asked Questions

What are the best things to do in Diamond Bar?

Diamond Bar offers many attractions including tourist sites, museums, parks, and local restaurants. Explore famous landmarks, scenic roads, and natural wonders on our interactive map and plan your visit.

How do I plan a road trip to Diamond Bar?

Plan your road trip to Diamond Bar with Plan Your Road Trips! Add Diamond Bar as a destination, and we'll help you find the best route and discover more amazing places along the way.

Where is Diamond Bar located?

Diamond Bar is located in California, United States, North America. The coordinates are 34.0286 latitude, -117.8103 longitude.

What is the population of Diamond Bar?

Diamond Bar has a population of approximately 56,897 people, making it a town in United States.

Plan a Road Trip

Add to your itinerary

Start planning your road trip with Diamond Bar as a destination. Create a custom route and discover more amazing places along the way.

Start Road Trip

What's Nearby?

Discover destinations like Tinder

Swipe through stunning destinations near Diamond Bar. Save your favourites and add them to your trip.

Explore now

Quick Information

Population
56,897
Continent
North America
Country
United States
Region
California
Timezone
America/Los_Angeles
Coordinates
34.0286, -117.8103

Emergency & Services

Essential numbers in United States

Police
911
Ambulance
911
Fire
911
Driving side
right

AAA roadside assistance: 1-800-222-4357. Right turn on red is legal in most states unless signed otherwise.

Full driving guide for United States

Tags

North AmericaUnited StatesCaliforniaTown

Worth the detour from Diamond Bar

8 notable places within an hour's drive.

museum

Wally Parks NHRA Motorsports Museum

Drag racing's shrine at the Pomona Fairplex, steps from the historic strip where the NHRA season starts and ends, packed with top fuel dragsters, hot rods and land-speed cars.

7 km · about 15 min drive

racetrack

In-N-Out Burger Pomona Dragstrip

The oldest continuously operating drag strip in the world, opened 1951 on the Los Angeles County Fairplex, and the traditional season opener and finale of the NHRA calendar.

8 km · about 15 min drive

landmark

Disneyland Park

Walt Disney's original theme park opened in 1955, the happiest place on earth in Anaheim, California.

26 km · about 30 min drive

landmark

Knott's Berry Farm

America's first theme park in Buena Park, California, known for its Old West Ghost Town and thrilling coasters.

27 km · about 30 min drive

landmark

Disney California Adventure Park

Anaheim Disney park celebrating California's culture, history, and natural beauty with Pixar and Marvel lands.

27 km · about 30 min drive

landmark

Cars Land (Disney California Adventure)

Disney's immersive recreation of Radiator Springs from Pixar's Cars films with the thrilling Radiator Springs Racers ride.

27 km · about 30 min drive

restaurant

Philippe the Original

Serving French dip sandwiches since 1908 on sawdust-covered floors with communal tables and long wooden counters. One of Los Angeles's oldest restaurants and a claimant to inventing the French dip.

39 km · about 45 min drive

restaurant

Cole's Pacific Electric Buffet

Open since 1908 in the old Pacific Electric building, with a penny-tile floor, original mahogany bar and a rival claim to the French dip. A hidden speakeasy bar sits behind an unmarked door.

40 km · about 45 min drive

Driving roads near Diamond Bar

  • 59 kmMulholland DriveWinding road through the Santa Monica Mountains with LA city views
  • 63 kmRoute 66 - Santa Monica EndThe 'End of the Trail' sign on Santa Monica Pier marks Route 66's symbolic Pacific terminus, 2,448 miles from Chicago, beside the pier's vintage carousel and Ferris wheel.

Nearby Destinations

Other places to explore near Diamond Bar.

Walnut

🇺🇸 United States

5 km awayPop. 30,237

Pomona

🇺🇸 United States

6 km awayPop. 153,266

Chino Hills

🇺🇸 United States

6 km awayPop. 78,309

San Dimas

🇺🇸 United States

9 km awayPop. 34,630

South San Jose Hills

🇺🇸 United States

9 km awayPop. 20,551

Charter Oak

🇺🇸 United States

9 km awayPop. 9,310

La Verne

🇺🇸 United States

9 km awayPop. 32,681

Covina

🇺🇸 United States

10 km awayPop. 48,984

Plan a trip around Diamond Bar

North America road trip planner

Plan a Road Trip from Diamond Bar

Create your perfect itinerary with our calendar-based planner. Add stops, discover attractions along the way, and share your trip with friends.

Start Planning
PYRT

The ultimate road trip planning platform. Discover 150,000+ destinations worldwide, plan scenic routes, and create unforgettable adventures.

Inspiration

  • Discover Trips
  • Travel Guides
  • Community

The Product

  • Calendar Planner
  • Integrations
  • How It Works
  • Collaboration Mode
  • Get the App
  • Merchandise: PYRT Supply Co.
  • Become a Creator
  • Trip Marketplace

Plan Your Trip

  • Road Trip Planner
  • Famous Routes
  • Planners by Country
  • Best Road Trip Planner App
  • Discover Road Trips
  • Events
  • Travel Guides
  • How It Works
  • My Trips
  • Community Groups

Company

  • Terms of Service
  • Privacy Policy
  • Support
  • Contact Us
  • Sign In
  • Create Account

© 2026 Plan Your Road Trips. All rights reserved.

•[email protected]
Data sources:GeoNames (CC BY 4.0)•Wikimedia Commons (CC BY-SA)•Mapbox•Photography: George Lawrence