Zip Code 91761
Ontario, California — San Bernardino County
📍 ZIP code 91761 is in Ontario, San Bernardino County, California.
ZIP code 91761 is located in Ontario, San Bernardino County, California. It is a zip code in the Pacific (PST/PDT) Time Zone with an estimated population of 62,506. The area code for ZIP code 91761 is 805.
Quick Answer
Zip code 91761 is in Ontario, California (San Bernardino County). It has a population of 62,506, median household income of $97,396, and median home value of $590,000.
Population
62,506
Income
$97,396
Home Value
$590,000
Climate
94°F / 45°F
About Zip Code 91761
Zip code 91761 is located in Ontario, California, within San Bernardino County. Home to approximately 62,506 residents, this area sits at an elevation of 837 ft and falls within the Pacific (PST/PDT) timezone. The local area code is 805.
The median household income is $97,396 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $590,000, and the cost of living index is 164 (64% above the national average of 100).
Summers average a high of 94°F while winters drop to 45°F. The area receives about 12 in of rain annually. The zip code covers 29.2 square miles of land area.
Key Statistics
62,506
$97,396
$590,000
Pacific (PST/PDT)
805
837 ft
29.2 sq mi
33.4
18,309
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Compare With Nearby Zip Codes
| Metric | 91761 | 91764 | 91752 | 91730 | 91762 | 91710 |
|---|---|---|---|---|---|---|
| City | Ontario, CA | Ontario, CA | Jurupa Valley, CA | Rancho Cucamonga, CA | Ontario, CA | Chino, CA |
| Population | 62,506 | 55,412 | 37,551 | 71,692 | 63,656 | 80,186 |
| Median Income | $97,396 | $75,605 | $113,450 | $89,654 | $76,289 | $104,205 |
| Home Value | $590,000 | $524,100 | $647,600 | $595,400 | $568,700 | $645,200 |
| Cost of Living | 164 | 140 | 183 | 165 | 149 | 182 |
| Median Age | 33.4 | 31.9 | 35.7 | 34.8 | 33.9 | 38.5 |
Cost of Living
100 = National Average. Ontario's cost of living is 64% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
6.1x
Demographics
Zip code 91761 has a population of 62,506 people with a median age of 33.4. There are 18,309 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Ontario (91761) population trend from 2010 to 2024
↓ -36.0%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
94°F
45°F
12 in
0 in
Ontario experiences hot summers with average highs around 94°F. Winters are mild with lows averaging 45°F. The area receives virtually no snowfall.
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Housing & Economy
Median Home Value
$590,000
Median Household Income
$97,396
With 18,309 housing units across 29.2 square miles, 91761 has a housing density of 627 units per square mile. The home price-to-income ratio is 6.1x.
Location & Geography
Latitude
34.0356°
Longitude
-117.5915°
Land Area
29.2 sq mi
Water Area
0 sq mi
Nearby Zip Codes
Zip codes closest to 91761 (Ontario, CA) with distances:
All Zip Codes in Ontario, CA
Other zip codes serving Ontario:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 91761's $97,396. A way to compare Ontario to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 91761 (Ontario, CA). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Ontario, California?
Ontario, California uses zip code 91761 along with 2 other zip codes.
What county is zip code 91761 in?
Zip code 91761 is located in San Bernardino County, California.
What is the population of zip code 91761?
The population of zip code 91761 is 62,506 with a median age of 33.4.
Is 91761 in Ontario, California?
Yes, zip code 91761 is in Ontario, San Bernardino County, California. The area code is 805.
Frequently Asked Questions
What city is zip code 91761 in?
Zip code 91761 is in Ontario, California. It is part of San Bernardino County and uses the Pacific (PST/PDT) timezone.
What is zip code 91761?
Zip code 91761 is a U.S. postal code in Ontario, California (San Bernardino County). It has a population of 62,506 and covers 29.2 square miles.
What is the population of zip code 91761?
The population of zip code 91761 (Ontario, CA) is 62,506 with a median age of 33.4. There are approximately 18,309 housing units in this area.
What is the median income in zip code 91761?
The median household income in zip code 91761 (Ontario, CA) is $97,396 per year. The cost of living index is 164 (100 = national average).
What is the average home price in zip code 91761?
The median home value in zip code 91761 (Ontario, CA) is $590,000. The cost of living index is 164 compared to the national average of 100.
What county is zip code 91761 in?
Zip code 91761 is located in San Bernardino County, California. The primary city is Ontario.
What is the area code for zip code 91761?
Zip code 91761 in Ontario, CA uses area code 805. It is located in the Pacific (PST/PDT) timezone.
Is zip code 91761 a good place to live?
Zip code 91761 (Ontario, CA) has a cost of living index of 164 (100 = national average), a median household income of $97,396, and median home values of $590,000. The median age is 33.4. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 91761?
The cost of living index for zip code 91761 (Ontario, CA) is 164, where 100 represents the national average. This area is above the national average. Median home value: $590,000.
What schools serve zip code 91761?
Zip code 91761 in Ontario, California is served by the local school district of San Bernardino County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.