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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

Zip Code 91731, El Monte, CA

ZIP Code 91731 Details

Zip Code:91731
City:El Monte
State:CA [California]
Multi County:No
City Alias(es):El Monte
Area Code:626 / 323
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Pacific (GMT -08:00)
Observes Daylight Saving:Yes
Elevation:287 ft
State FIPS:06
County FIPS:037
Intro Date:<2004-10

ZIP Code 91731 2010 Census Demographics

Current Population:29,419
2010 Population:29,591
Households per ZIP Code:8,007
Average House Value:$475,800
Avg. Income Per Household:$48,723
Persons Per Household:3.66
White Population:11,689
Black Population:374
Hispanic Population:19,991
Asian Population:7,687
American Indian Population:396
Hawaiian Population:74
Other Population:10,349
Male Population:14,888
Female Population:14,703
Median Age:32.90 years
Male Median Age:31.40 years
Female Median Age:34.60 years

ZIP Code 91731 Other Demographics

# Residential Mailboxes:8,038
# Business Mailboxes:1,770
Total Delivery Receptacles:17,712
Number of Businesses:1118
1st Quarter Payroll:$180,106,000
Annual Payroll:$686,019,000
# of Employees:13,949
Water Area:0.065 sq mi
Land Area:3.815 sq mi
113th Congressional District:27|32
113th Congressional Land Area:699.9|124.23 sq mi
Single Family Delivery Units:4,675
Multi Family Delivery Units:2,513
# Residential Mailboxes:8,038
# Business Mailboxes:1,770
Total Delivery Receptacles:17,712

ZIP Code 91731 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 3,745 3,805 +60
Retired Workers: 2,635 2,710 +75
Disabled Workers: 370 355 -15
Widow(er)s and Parents: 240 245 +5
Spouses: 330 325 -5
Children: 170 170 0
65+: 2,965 3,045 +80
Monthly Benefits - All: $3,578,000 $3,695,000 +$117,000
Monthly Benefits - Retired Workers: $2,647,000 $2,771,000 +$124,000
Monthly Benefits - Widow(ers): $266,000 $272,000 +$6,000

ZIP Code 91731 Statistical Areas

CBSA: 31080
CBSA Name: Los Angeles-Long Beach-Anaheim, CA
CBSA Type: Metro
CBSA Division: 31084
CBSA Division Name: Los Angeles-Long Beach-Glendale, CA
CBSA Population:0
CBSA Division Population:9,818,605
MSA: 4472
MSA Name: Los Angeles-Riverside-Orange County, CA
PMSA: 4480
PMSA Name: Los Angeles-Long Beach, CA PMSA
City State Key:Z21023
Preferred Last Line Key:Z21023
91730: Previous ZIP Code
Next ZIP Code: 91732


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census American National Standards Institute (ANSI) [Last Updated: 5/1/2022],
  6. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],