Ontario
What’s happening
Weather
Forecast →Upcoming events
Put the next local happening — a market, a meeting, a concert — on the map.
Local news
Headlines via Google News · Articles belong to their publishers.
The Ontario album
Outdoors in Ontario
Parks & trails →Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
1940s
Robert Stephens along with other aviation cadets, 1940s
Photo · Wikimedia Commons
Landmark of the day
All 5 historic places →Hofer Ranch
The Hofer Ranch is a historic ranch and ranch headquarters compound located in Ontario, located in the Pomona Valley and San Bernardino County, in Southern California. It is within the Cucamonga Valley AVA Wine Appellation.
About Ontario
City in California, United StatesOntario is a city in southwestern San Bernardino County, California, United States, 35 miles (56 km) east of downtown Los Angeles and 23 miles (37 km) west of downtown San Bernardino, the county seat. Located in the western part of the Inland Empire metropolitan area, it lies just east of Los Angeles County and is part of the Los Angeles metropolitan area. As of the 2020 census, the city had a population of 175,265. The city is home to Ontario International Airport, which is the 8th-busiest airport in the United States by cargo carried, as of 2026. Ontario handles the mass of freight traffic between the ports of Los Angeles and Long Beach and the rest of the country. It takes its name from …
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
How Ontario ranks
All →Town numbers
Housing in Ontario
The typical Ontario home is worth about $662,000, about the same as a year ago, 13% below the California typical home.
A seller's market
Safety in Ontario
Safety Grade C
Ontario reports more crime per resident than most U.S. towns we grade: about 72% report less. Compared with places its own size, it does better than 65%.
Work & commute in Ontario
Full picture →Most working residents leave Ontario for work: only 15% work in town. The top destinations are Los Angeles (7%), Rancho Cucamonga (5%) and Chino (5%). Half commute less than 15 miles.
Health in Ontario
Health Grade B−
Healthier than 46% of U.S. towns on seven CDC estimates.
Compared with California
of 32 measures CDC estimates. The other 19 are too close to call.
What stands out
Care nearby
Natural hazards in Ontario
Expected storm and flood damage is higher than in 98% of U.S. communities.
Climate in Ontario
Full climate →Ontario has warm winters and hot summers, with very little rain. A typical July afternoon reaches 92°, a January night drops to 43°, and snow is almost unheard of.
Schools in Ontario
All Ontario schools →School Grade A-
The public schools Ontario’s kids attend, from kindergarten through graduation, outperform 81% of California’s districts on state tests and graduation. Among towns with similar incomes, they rank near the top.
School data from the U.S. Department of Education (NCES, EDFacts). The School Grade is our own summary of state test results and graduation rates, graded within CA. Ratings are from neighbors.
Ontario is a college town
Colleges →of Ontario’s residents are enrolled in college. West Coast University-Ontario has about 2,631 students on campus, and 4 more colleges are in town.
Ontario’s library
Library details →Famous people from Ontario
See all 36 →Where Ontario is
Explore map →
Location map




