Save town Compare Needs More Love
Town guide

Ontario

A city of 180,547 people in California
Be the first to joinEarn karma for joining →
1

Now in Ontario

What’s happening this week

All posts →
This week+ What’s happening in Ontario?
From your neighbors

What’s happening

A preview of what neighbors share. Be the first to post in Ontario.

Weather

Forecast →
Coming up

Upcoming events

Nothing on the calendar yet

Put the next local happening — a market, a meeting, a concert — on the map.

Add an event →
Around town

Local news

All news →

Headlines via Google News · Articles belong to their publishers.

2

Around town

The places and views that make it Ontario

Explore places →

Outdoors in Ontario

Parks & trails →

Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US

Robert Stephens along with other aviation cadets1940s
From Ontario’s story

Robert Stephens along with other aviation cadets, 1940s

Photo · Wikimedia Commons

Landmark of the day

All 5 historic places →
Hofer Ranch

Hofer Ranch

District · on the Register since 1993

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.

5 on the National Register · #83 in CAHistoric places →
3

Know Ontario

The town at a glance, and the guide to how things work

Open the full guide →

About Ontario

City in California, United States
175,265Population
50 sq miArea
1,004 ftElevation

Ontario 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)

Town numbers

ZIP code91758, 91761, 91762
Area code840, 909, 951
Living in Ontario

Housing in Ontario

$662K≈ same as a year ago Typical home value · Zillow

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

Buyer’sBalancedSeller’s
Days on market45
Sale-to-list100.8%
Sold in May91
Zillow Home Value Index · Redfin Data CenterHousing market →

Safety in Ontario

C

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%.

Violent crime per 1,000
Ontario 2.4
California 4.3
U.S. 3.3
Property crime per 1,000
Ontario 15.9
California 18.2
U.S. 15.5
FBI crime data, 2025 · crimes reported to policeCrime & safety →

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.

Los Angeles
7%
Rancho Cucamonga
5%
Chino
5%
Pomona
3%
Census LEHD 2023 · ACSWork & commute in Ontario →

Health in Ontario

B−

Health Grade B−

Healthier than 46% of U.S. towns on seven CDC estimates.

Compared with California

1better than CA·12worse

of 32 measures CDC estimates. The other 19 are too close to call.

BetterToo close to callWorse

What stands out

Care nearby

Chino Valley Medical CenterChino · 4.6 mi · ER
Ontario ArchibaldOntario · 1.4 mi · sliding-scale fees
4 health centers in Ontario →
Primary careNo shortage
DentalShortage · part of Ontario
Mental healthShortage · part of Ontario
CDC PLACES 2025 · modeled estimates for adults · CDC's estimate for Ontario · CMS · HRSAHealth in Ontario →

Natural hazards in Ontario

FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Ontario →

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.

68° / 43°Winter
76° / 50°Spring
91° / 61°Summer
83° / 54°Fall
NOAA U.S. Climate Normals, 1991–2020Climate in Ontario →

Schools in Ontario

All Ontario schools →
A−

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.

#161Best public schoolsof 574 in CA
DistrictOntario-MontclairSchools47

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 →
8%

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.

College Scorecard · IPEDSColleges in Ontario →

Famous people from Ontario

See all 36 →

How things work in Ontario

All explainers →
The coffee’s on

Where to, neighbor?

You’re in Ontario, CAView boundary

Nearby

All towns & citiesExplore the map
Loading boundary…

Ontario is your selected town. The feed includes posts assigned to this town, not a distance radius or ZIP code.

Neighborhoods narrow the feed further, while townwide announcements, events, and issues remain visible.

Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/18 · 2025-01-01