Employment Indicators for US ZIP Code 91331 (2024)

Total Employed

45,295
Civilian 16+

Private For-Profit

71.9 %
Largest Sector

Self-Employed

10.9%
Entrepreneurship

Government

11.1%
Public Sector

US ZIP Code 91331 Workforce by Sector & Gender

Employment sector breakdown by gender in
Figure 1: Male vs Female participation in employment sectors (2024).

US ZIP Code 91331 Employment Sector Breakdown

SectorTotal WorkersPercentage
Private For-Profit32,55271.9%
Government5,04011.1%
Self-Employed4,95110.9%
Private Non-Profit2,6565.9%

US ZIP Code 91331 Gender Ratio Analysis by Employment Sector (2024)

SectorMale:Female Ratio
Private For-Profit1.42:1
Government0.72:1
Self-Employed2.00:1

US ZIP Code 91331 Employment Trends (2021–2024)

Long-term employment trends in

US ZIP Code 91331 Historical Employment Sector Trends

YearPrivateGovSelf-EmpNon-Profit
202471.9%11.1%10.9%5.9%
202373.3%10.5%9.9%6.1%
202274.1%10.9%9.2%5.5%
202174.9%10.5%8.7%5.8%

Employment Sector FAQs for US ZIP Code 91331

The largest employment sector in US ZIP Code 91331 is Private For-Profit, which employs 71.9% of the local workforce.

There are approximately 45,295 civilian workers aged 16 and over currently employed in US ZIP Code 91331.

In the private for-profit sector, the male-to-female ratio is 1.42:1. This metric helps highlight gender participation across the most prominent industry classes.

Since 2021, the total number of workers in US ZIP Code 91331 has shown a decrease, moving from 46,700 to 45,295 according to Census Bureau records.