Zip Code 91010
Monrovia, California — Los Angeles County
📍 ZIP code 91010 is in Monrovia, Los Angeles County, California.
ZIP code 91010 is located in Monrovia, Los Angeles County, California. It is a zip code in the Pacific (PST/PDT) Time Zone with an estimated population of 27,245. The area code for ZIP code 91010 is 626.
Quick Answer
Zip code 91010 is in Monrovia, California (Los Angeles County). It has a population of 27,245, median household income of $98,189, and median home value of $691,600.
Population
27,245
Income
$98,189
Home Value
$691,600
Climate
85°F / 38°F
About Zip Code 91010
Zip code 91010 is located in Monrovia, California, within Los Angeles County. Home to approximately 27,245 residents, this area sits at an elevation of 546 ft and falls within the Pacific (PST/PDT) timezone. The local area code is 626.
The median household income is $98,189 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $691,600, and the cost of living index is 192 (92% above the national average of 100).
Summers average a high of 85°F while winters drop to 38°F. The area receives about 32 in of rain annually. The zip code covers 7 square miles of land area.
Key Statistics
27,245
$98,189
$691,600
Pacific (PST/PDT)
626
546 ft
7 sq mi
42.9
8,900
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Compare With Nearby Zip Codes
| Metric | 91010 | 91016 | 91706 | 91006 | 91722 | 91007 |
|---|---|---|---|---|---|---|
| City | Monrovia, CA | Monrovia, CA | Baldwin Park, CA | Arcadia, CA | Covina, CA | Arcadia, CA |
| Population | 27,245 | 41,710 | 71,620 | 32,106 | 34,087 | 33,141 |
| Median Income | $98,189 | $99,555 | $79,473 | $127,511 | $98,033 | $101,762 |
| Home Value | $691,600 | $874,100 | $589,900 | $1,187,600 | $626,100 | $1,231,100 |
| Cost of Living | 192 | 227 | 160 | 250 | 177 | 250 |
| Median Age | 42.9 | 38.3 | 37.4 | 43.7 | 38.6 | 43.7 |
Cost of Living
100 = National Average. Monrovia's cost of living is 92% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
7.0x
Demographics
Zip code 91010 has a population of 27,245 people with a median age of 42.9. There are 8,900 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Monrovia (91010) population trend from 2010 to 2024
↑ 139.8%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
85°F
38°F
32 in
0 in
Monrovia experiences warm summers with average highs around 85°F. Winters are mild with lows averaging 38°F. The area receives virtually no snowfall.
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Housing & Economy
Median Home Value
$691,600
Median Household Income
$98,189
With 8,900 housing units across 7 square miles, 91010 has a housing density of 1,271 units per square mile. The home price-to-income ratio is 7.0x.
Location & Geography
Latitude
34.1416°
Longitude
-117.9576°
Land Area
7 sq mi
Water Area
0 sq mi
Nearby Zip Codes
Zip codes closest to 91010 (Monrovia, CA) with distances:
All Zip Codes in Monrovia, CA
Other zip codes serving Monrovia:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 91010's $98,189. A way to compare Monrovia 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 91010 (Monrovia, 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 Monrovia, California?
Monrovia, California uses zip code 91010 along with 1 other zip codes.
What county is zip code 91010 in?
Zip code 91010 is located in Los Angeles County, California.
What is the population of zip code 91010?
The population of zip code 91010 is 27,245 with a median age of 42.9.
Is 91010 in Monrovia, California?
Yes, zip code 91010 is in Monrovia, Los Angeles County, California. The area code is 626.
Frequently Asked Questions
What city is zip code 91010 in?
Zip code 91010 is in Monrovia, California. It is part of Los Angeles County and uses the Pacific (PST/PDT) timezone.
What is zip code 91010?
Zip code 91010 is a U.S. postal code in Monrovia, California (Los Angeles County). It has a population of 27,245 and covers 7 square miles.
What is the population of zip code 91010?
The population of zip code 91010 (Monrovia, CA) is 27,245 with a median age of 42.9. There are approximately 8,900 housing units in this area.
What is the median income in zip code 91010?
The median household income in zip code 91010 (Monrovia, CA) is $98,189 per year. The cost of living index is 192 (100 = national average).
What is the average home price in zip code 91010?
The median home value in zip code 91010 (Monrovia, CA) is $691,600. The cost of living index is 192 compared to the national average of 100.
What county is zip code 91010 in?
Zip code 91010 is located in Los Angeles County, California. The primary city is Monrovia.
What is the area code for zip code 91010?
Zip code 91010 in Monrovia, CA uses area code 626. It is located in the Pacific (PST/PDT) timezone.
Is zip code 91010 a good place to live?
Zip code 91010 (Monrovia, CA) has a cost of living index of 192 (100 = national average), a median household income of $98,189, and median home values of $691,600. The median age is 42.9. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 91010?
The cost of living index for zip code 91010 (Monrovia, CA) is 192, where 100 represents the national average. This area is above the national average. Median home value: $691,600.
What schools serve zip code 91010?
Zip code 91010 in Monrovia, 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.