2025 Compare Cities Overview:
San Marcos, CA vs Ontario, CA

Are people in Ontario older or younger than people in San Marcos?
- The Median Age in Ontario is 3.0 years younger than in San Marcos.

Are housing costs cheaper in Ontario or San Marcos?
- Ontario housing costs are 28.8% less expensive than San Marcos housing costs.

Which city has a longer commute, Ontario or San Marcos?
- The average commute for residents of Ontario is 4.7 minutes longer than it is for residents of San Marcos.

Things to do in San Marcos?
San Marcos, California is an amazing city located in northern San Diego County. It's known for its picturesque mountain backdrop, diverse culture, and vibrant nightlife. Visitors can take advantage of outdoor activities like exploring Lake San Marcos or enjoying a day at Walnut Grove Park to explore the local area. History buffs can visit places like Old Mission San Luis Rey Church or César E. Chávez Recreation Area to gain insight into local history. After exploring, sample delicious food from restaurants like Turf Grill & Sports Bar or Sushi Ryu. With so much to offer, San Marcos is an ideal destination for an unforgettable experience!

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!