Zip Code 91331
Pacoima, California — Los Angeles County
📍 ZIP code 91331 is in Pacoima, Los Angeles County, California.
ZIP code 91331 is located in Pacoima, Los Angeles County, California. It is a zip code in the Pacific (PST/PDT) Time Zone with an estimated population of 98,820. The area code for ZIP code 91331 is 818.
Quick Answer
Zip code 91331 is in Pacoima, California (Los Angeles County). It has a population of 98,820, median household income of $82,025, and median home value of $609,300.
Population
98,820
Income
$82,025
Home Value
$609,300
Climate
91°F / 46°F
About Zip Code 91331
Zip code 91331 is located in Pacoima, California, within Los Angeles County. Home to approximately 98,820 residents, this area sits at an elevation of 963 ft and falls within the Pacific (PST/PDT) timezone. The local area code is 818.
The median household income is $82,025 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $609,300, and the cost of living index is 166 (66% above the national average of 100).
Summers average a high of 91°F while winters drop to 46°F. The area receives about 13 in of rain annually. The zip code covers 8.9 square miles of land area.
Key Statistics
98,820
$82,025
$609,300
Pacific (PST/PDT)
818
963 ft
8.9 sq mi
34.7
23,926
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Compare With Nearby Zip Codes
| Metric | 91331 | 91345 | 91340 | 91402 | 91605 | 91352 |
|---|---|---|---|---|---|---|
| City | Pacoima, CA | San Fernando, CA | Sylmar, CA | Panorama City, CA | North Hollywood, CA | Burbank, CA |
| Population | 98,820 | 18,282 | 33,750 | 66,710 | 52,086 | 46,153 |
| Median Income | $82,025 | $96,345 | $79,124 | $56,369 | $64,539 | $74,621 |
| Home Value | $609,300 | $654,100 | $624,900 | $586,500 | $729,900 | $700,100 |
| Cost of Living | 166 | 182 | 167 | 150 | 179 | 177 |
| Median Age | 34.7 | 42.3 | 36.4 | 35.1 | 36.3 | 37.2 |
Cost of Living
100 = National Average. Pacoima's cost of living is 66% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
7.4x
Demographics
Zip code 91331 has a population of 98,820 people with a median age of 34.7. There are 23,926 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Pacoima (91331) population trend from 2010 to 2024
↑ 30.0%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
91°F
46°F
13 in
0 in
Pacoima experiences hot summers with average highs around 91°F. Winters are mild with lows averaging 46°F. The area receives virtually no snowfall.
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Housing & Economy
Median Home Value
$609,300
Median Household Income
$82,025
With 23,926 housing units across 8.9 square miles, 91331 has a housing density of 2,688 units per square mile. The home price-to-income ratio is 7.4x.
Location & Geography
Latitude
34.2554°
Longitude
-118.4213°
Land Area
8.9 sq mi
Water Area
0 sq mi
Nearby Zip Codes
Zip codes closest to 91331 (Pacoima, CA) with distances:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 91331's $82,025. A way to compare Pacoima 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 91331 (Pacoima, 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 Pacoima, California?
Pacoima, California uses zip code 91331.
What county is zip code 91331 in?
Zip code 91331 is located in Los Angeles County, California.
What is the population of zip code 91331?
The population of zip code 91331 is 98,820 with a median age of 34.7.
Is 91331 in Pacoima, California?
Yes, zip code 91331 is in Pacoima, Los Angeles County, California. The area code is 818.
Frequently Asked Questions
What city is zip code 91331 in?
Zip code 91331 is in Pacoima, California. It is part of Los Angeles County and uses the Pacific (PST/PDT) timezone.
What is zip code 91331?
Zip code 91331 is a U.S. postal code in Pacoima, California (Los Angeles County). It has a population of 98,820 and covers 8.9 square miles.
What is the population of zip code 91331?
The population of zip code 91331 (Pacoima, CA) is 98,820 with a median age of 34.7. There are approximately 23,926 housing units in this area.
What is the median income in zip code 91331?
The median household income in zip code 91331 (Pacoima, CA) is $82,025 per year. The cost of living index is 166 (100 = national average).
What is the average home price in zip code 91331?
The median home value in zip code 91331 (Pacoima, CA) is $609,300. The cost of living index is 166 compared to the national average of 100.
What county is zip code 91331 in?
Zip code 91331 is located in Los Angeles County, California. The primary city is Pacoima.
What is the area code for zip code 91331?
Zip code 91331 in Pacoima, CA uses area code 818. It is located in the Pacific (PST/PDT) timezone.
Is zip code 91331 a good place to live?
Zip code 91331 (Pacoima, CA) has a cost of living index of 166 (100 = national average), a median household income of $82,025, and median home values of $609,300. The median age is 34.7. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 91331?
The cost of living index for zip code 91331 (Pacoima, CA) is 166, where 100 represents the national average. This area is above the national average. Median home value: $609,300.
What schools serve zip code 91331?
Zip code 91331 in Pacoima, California is served by the local school district of Los Angeles 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.