Ontario Thinks Business home
Clocktower with town square in the background and the sun shining

Residents

City Hall is open to the public, excluding Federal Holidays.

MondayThursday:
7:30 AM–5:30 PM

Friday:
8:00 AM–5:00 PM

Welcome to the City of Ontario: Where Community Comes First

Discover what makes Ontario a special place to live, work, and thrive. Whether you're a lifelong resident or new to our community, this page is your hub for essential resources, local updates, and opportunities to connect with your neighbors. From city services to upcoming events, everything you need to enjoy life in Ontario is just a click away.

A yard sale with a rack of long sleeved tops and jackets, a hat on a table with miscellaneous  items all on grass outdoors

2025 Yard Sale

Fridays - Sundays in 2025 on: January 31, February 1 and 2 May 2, 3 and 4 August 1, 2 and 3 November 7, 8 and 9. If it rains on the Friday or Saturday of the scheduled weekend, yard sales can be held on the following weekend.

Guidelines & Requirements
Spanish style building with grass and orange flowers in the foreground

Ontario Museum of History & Art

Located on tree-lined Euclid Avenue, The Ontario Museum of History & Art (OMHA) preserves, interprets and celebrates the history and cultural heritage of Ontario and the surrounding area. From developing exhibitions, to engaging visitors through educational experiences, and events that inspire creative action, the Museum is an anchor to the growing downtown arts district.

Explore!

Our Parks and Facilities

32
Parks
2
Libraries
1
Museum
7
Community Centers