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Ontario city, CA

ZIP Code 91761 — Ontario city, CA Demographics & Data

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Middle ClassLarge CommunityLow Snow Area

Map, Quick Facts & Location

Quick Facts

Local time
Population
62,506
Median Income
$97,396
+30% vs US avg
Home Value
$590,000
+70% vs US avg
Median Rent
$1,786
+54% vs US avg
Median Age
33.4 yrs
-14% vs US avg
Area Code
Congress
Top Ancestry
GermanAmericanEnglish
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Location
Coordinates
34.0356, -117.5915
Elevation
949 ft
Land Area
29.2 sq mi
Water Area
0.0 sq mi (0% water)

At a glance

Population
62,506
Density
N/A
Median income
$97,396
+30% vs US avg
Home value
$590,000
+70% vs US avg
Median rent
$1,786
+54% vs US avg
Timezone

Overview of ZIP Code 91761

UniversityUniversity / college area
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What to know about ZIP 91761

ZIP code 91761 covers Ontario, CA in San Bernardino County with a population of about 62,506.

At a glance, the area shows median age of 33.4 versus a U.S. median of about 38.9.

It sits in telephone area codes 840, 909; U.S. House district CA-35; the LOS ANGELES media market.

Local search focus: University

Ontario, CA sits in a university / college context (near university of phoenix-california (2.1 mi)). Expect stronger interest in student housing, rentals, walkability, transit, and a younger adult age mix versus typical suburban ZIPs.

Income and economy in Ontario, CA

Median household income in ZIP 91761 is about $97,396 — about 30% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 8.7%; unemployment rate near 6.1%; 21.4% of adults with a bachelor’s degree or higher (about 12.3 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Retail trade, Transportation, and Manufacturing; about 6.6% of workers reporting work-from-home (about 8.6 points below the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Housing and affordability in ZIP 91761

Median home value is about $590,000 — about 70% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $1,786 (about 54% above the U.S. median rent ($1,163)), and owner-occupancy near 67.5% (about 2.1 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 91761 in Ontario, CA, a household would need roughly $162,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $3,790. That is about 66% above the local median household income ($97,396), so the median earner would likely stretch or need a larger down payment. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Climate risk and migration signals

FEMA’s National Risk Index rates natural-hazard risk for Ontario city, CA as Very High (composite score 99.8), which is among the highest nationally. The strongest component scores on US5 are wildfire (99.9) and flood (99.8). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for Ontario city, CA show little to no average snow and around 11.6 inches of annual precipitation.

IRS migration statistics show a net inflow of about 3,076 for ZIP 91761 (Ontario city, CA) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.

Nearby (from this ZIP)

Airport ONT (1.5 miles (2.4 km)) · University of Phoenix-California (2.1 miles (3.4 km)) · Juan Bautista de Anza National Historic Trail (23.8 miles (38.3 km)) · VA: Rancho Cucamonga (4.4 miles (7.0 km))

Full lists and map pins are in the Infrastructure section below.