2025 Compare Cities Overview:
Ontario, CA vs Diamond Bar, CA

Are people in Diamond Bar older or younger than people in Ontario?
- The Median Age in Diamond Bar is 11.1 years older than in Ontario.

Are housing costs cheaper in Diamond Bar or Ontario?
- Diamond Bar housing costs are 52.8% more expensive than Ontario housing costs.

Which city has a longer commute, Diamond Bar or Ontario?
- The average commute for residents of Diamond Bar is 4.9 minutes longer than it is for residents of Ontario.

Things to do in Ontario?
Ontario, California is a vibrant city located in the heart of San Bernardino County. The city offers plenty of attractions for both tourists and locals alike, including the Ontario Mills Mall which contains over 200 stores and restaurants. The Citizens Business Bank Arena is a popular venue for concerts, sporting events and more. There are many parks throughout the city including Central Park where visitors can enjoy a tranquil atmosphere with a lake or relax in the sunshine by one of its many picnic areas. With so much to do and see, Ontario is an excellent choice for any visitor looking to explore all that California has to offer!

Things to do in Diamond Bar?
Diamond Bar, California is an affluent city located in the eastern part of Los Angeles County. It offers residents a tranquil suburban lifestyle with easy access to shopping, dining, entertainment and cultural activities in nearby cities. Diamond Bar is home to numerous parks and trails for outdoor recreation, as well as several golf courses and recreational amenities such as aquatic centers and athletic fields. The city is also known for its excellent public schools and quality educational institutions offering a variety of programs from elementary school through college. Whether you’re looking for a place to live or visit, Diamond Bar has something for everyone!