2025 Compare Cities Overview:
Costa Mesa, CA vs Diamond Bar, CA

Are people in Diamond Bar older or younger than people in Costa Mesa?
- The Median Age in Diamond Bar is 7.7 years older than in Costa Mesa.

Are housing costs cheaper in Diamond Bar or Costa Mesa?
- Diamond Bar housing costs are 19.3% less expensive than Costa Mesa housing costs.

Which city has a longer commute, Diamond Bar or Costa Mesa?
- The average commute for residents of Diamond Bar is 13.4 minutes longer than it is for residents of Costa Mesa.

Things to do in Costa Mesa?
Costa Mesa, California is an upscale beach-side city located in the Orange County region of Southern California. With its sunny days, mild winters, and beautiful beaches, Costa Mesa provides a perfect escape from the hustle and bustle of city life. From world-class shopping malls to award-winning art galleries and top-notch dining options, there's something for everyone in this vibrant coastal town. For those looking for active outdoor pursuits, Costa Mesa offers plenty of parks, trails and other nature activities; whatever your interests may be - you're sure to find something to enjoy here!

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!