McDonald's

3.7
1456 reviews

About

Fast Food RestaurantRestaurantBreakfast RestaurantCoffee ShopBurger JointSandwich Restaurant
McDonald’s USA, LLC, serves a variety of menu options made with quality ingredients to millions of customers every day. Ninety-five percent of McDonald’s approximately 13,500 U.S. restaurants are owned and operated by independent business owners. For more information, visit www.mcdonalds.com, and follow us on social: X, Instagram, TikTok and Facebook.

Details

  • Drive-throughAvailable

Location

McDonald's
205 South Diamond Bar Blvd, Diamond Bar, CA
91765, United States

Hours

Reviews

3.7
1,456 reviews
5 stars
608
4 stars
321
3 stars
220
2 stars
101
1 star
206

What are people saying?

AI-generated from recent customer reviews

Service Issues

Many customers reported slow service, long wait times, and issues with staff attitude, including rudeness and indifference.

Order Accuracy

Frequent complaints about incorrect orders and missing items, with some customers expressing frustration over the inability to customize orders properly.

Cleanliness

Mixed feedback on cleanliness; while some noted clean dining areas, others pointed out dirty restrooms and tables.

Food Quality

General satisfaction with food quality, though some customers mentioned issues with cold or poorly prepared items.

Location Convenience

The location is appreciated for its convenience, but there are complaints about parking and the restaurant not being open 24 hours as advertised.
  • JS
    Joe Salaises
    Nov 8, 2025
    5.0
    Fast stop
  • VM
    Victor Mejia
    Nov 2, 2025
    5.0
    I visit this place on weekends after my daughter's volleyball game. It is always clean and with plenty of tables available. The service is fast and accurate. I love it!
  • BM
    Brian Moody
    Oct 30, 2025
    5.0
    Yummy
  • WC
    Wanda Cabin
    Oct 28, 2025
    5.0
    Mickey D's is always the best they're the first hamburger College I attended I know how to make 12 Big Macs with precision. And today I'm still enjoying eating Mickey D's ☕ drinking great coffee and eating a hot bite to this morning in Diamond 💎 Bar
  • YN
    Yvette Navarro
    Sep 29, 2025
    4.0
    Just like any other mc always packed

Frequently Asked Questions About McDonald's

What are McDonald's delivery hours in Diamond Bar, CA?

Delivery is available from 5:00 AM to 11:50 PM Monday through Thursday and Sunday, from 5:00 AM Friday to 3:59 AM Saturday, and all day Saturday from 4:00 AM to 3:59 AM Sunday.

Does this McDonald's location have a drive-through, and when is it open?

Yes, this McDonald's has a drive-through open 24 hours a day, seven days a week.