Restaurants in Diamond Bar, CA

Looking for somewhere to eat in Diamond Bar, California? Our guide covers 55 places, including 7 fast food restaurants, 7 Chinese restaurants, 6 coffee shops, and 4 Korean restaurants. Every listing shows opening hours, contact details and a map pin – hover a place to find it on the map and tap Route to navigate.

Typical hoursMost places open around 10:30 AM and close around 9:30 PM on weekdays.
Open on Sundays100% of places with known hours
Late-night options44% stay open until 10 PM or later
Open 24 hours4% of places

Showing 1–30 of 55

Eating out in Diamond Bar: what the data says

The most common kinds of places in Diamond Bar are fast food restaurants (7), Chinese restaurants (7), and coffee shops (6) – together 36% of the 55 places in our Diamond Bar guide.

Among the 25 places in Diamond Bar with published opening hours, the typical weekday runs from 10:30 AM to 9:30 PM. 100% open on Sundays, 24% open by 7 AM for an early breakfast, and 44% serve until 10 PM or later – a solid choice of late-night options. Use the Open now switch above the list to see only places that are open at this moment.