Develop in Ontario
The future is Ontario. Our strategic economic development approach and visionary land-use regulations are attracting world-class businesses and investors who see our boundless opportunities for growth and prosperity. Learn why Ontario is the strategic anchor for Southern California investments and the economic engine of the Inland Empire.
Ontario by the Numbers
Ontario is the heartbeat of Southern California’s most exciting and fast-growing metropolitan areas. Our 50-square mile City is on track to add more than 100,000 new residents to its current population of 186,000 by 2048, making it the fastest-growing city in the Inland Empire.
Start Your Business
Our Economic Development Team's goal is to facilitate your company’s smooth transition into the City of Ontario, California. Let our experienced Business Concierge Team take the first step with you as you navigate the entire process.
Learn MoreFor Site Selectors
Ontario delivers a highly skilled workforce, reasonable lease rates, quality office and retail development, and more than 100 million square feet of industrial manufacturing and distribution space. Every day, companies in the retail, technology, manufacturing and distribution sectors choose Ontario as their base of operations.
Explore Our Districts
Opportunities for investment abound in Ontario, California. Explore our growing districts and target industries to learn about some of the development opportunities available in our City.