Home > CA > Los Angeles County > Monrovia > Zip 91016

Zip Code 91016 — Monrovia, CA

91016 is a ZIP Code associated with Monrovia, CA, located within Los Angeles. The postal region supports an estimated population of 41,140 residents across Data Pending housing units, with a population density of 1,873.6 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (34.152460, -118.000650)

Data Metric	Local Statistic
Postal / Zip Code	91016
Primary City	Monrovia
State / Province	CA
County	Los Angeles
Total Population	41,140
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	1,873.6 people/sq mi
Timezone	America/Los_Angeles

How 91016 Compares

Metric	ZIP 91016	Los Angeles County	CA State Average
Population	41,140	9,807,501	39,286,245
Median Income	Data Pending	N/A	N/A
Population Density	1,873.6 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 91008	Duarte	1.8 mi	743	N/A
Zip 91006	Arcadia	1.9 mi	31,582	N/A
Zip 91010	Duarte	2.5 mi	27,589	N/A
Zip 91024	Sierra Madre	2.9 mi	10,940	N/A
Zip 91007	Arcadia	3.2 mi	33,029	N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →