US ZIP Code 91377 Nativity & Citizenship Status (2024)

Approximately 23.9% of residents in US ZIP Code 91377 were born outside the United States.

The vast majority of residents, roughly 90.4%, are U.S. citizens (including both native-born and naturalized citizens).

Place of birth and citizenship status analysis for US ZIP Code 91377

Demographics Overview

76.1%

23.9%

14.3%

90.4%

**Table 1:** Comparison of total population and nativity percentages over time.
Year	Total Pop	Foreign Born	Native Born
2024	13,757	23.9%	76.1%
2023	13,656	22.6%	77.4%
2022	13,627	23.6%	76.4%
2021	13,561	21.3%	78.7%

Approximately 23.9% of residents in US ZIP Code 91377 were born outside the United States.

The vast majority of residents, roughly 90.4%, are U.S. citizens (including both native-born and naturalized citizens).