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Welcome

Founded as a Model Colony, based on innovation, planned development, community service and family values, the City of Ontario has become the economic heart of the region.

Recent Press Releases

January 20, 2016
  OIAA approves nomination of Kelly J. Fredericks, P.E., A.A.E., to lead ONT.
November 2, 2015
The 5th Annual 5K Reindeer Run and Rudolph’s Dash is just around the corner!  Rudolph has been spotted at many of the Ontario-Montclair School District schools and local... Read More
September 29, 2015
The City of Ontario announced a partnership with Nextdoor (www.nextdoor.com), the free, private social network for neighborhoods that builds stronger, safer communities w... Read More

Calendar of Upcoming Events

Check out the latest events happening around Ontario.

Featured Event

02/13/2016 - 7:00am
Come get FREE mulch created by City tree trimmings. For Ontario Residents Only! We encourage you to arriv... Read More
02/13/2016
February 4, 2016 – March 13, 2016 In an era spanning the early 20th century, through depression ridden times... Read More
02/13/2016 - 7:00am
Come get FREE mulch created by City tree trimmings. For Ontario Residents Only! We encourage you to arrive e... Read More
02/13/2016 - 1:00pm
Saturday, February 13, 2016 (1:00 PM to 2:30 PM) Join us for an afternoon full of magic with illusionist All... Read More
02/14/2016
February 4, 2016 – March 13, 2016 In an era spanning the early 20th century, through depression ridden times... Read More
02/15/2016
City Facilities will be closed in observance of Presidents' Day. City Facilities that will be closed i... Read More
02/15/2016 - 6:00pm
These classes help adults increase their English language skills. Las clases de Inglés ayudará a los partici... Read More
02/16/2016 - 2:30pm
Where all teen programs happen! Play the Wii, board games, watch movies, use our laptops or create crafts un... Read More
02/16/2016 - 3:30pm
Join us for our monthly teen-only movie night. We watch the newest releases and the best cult classics. Pare... Read More
02/16/2016 - 4:00pm
This process driven art program will have your child interacting with different kinds of art materials for t... Read More

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