US ZIP Code 78621 Nativity & Citizenship Status (2024)

Approximately 20.3% of residents in US ZIP Code 78621 were born outside the United States.

The vast majority of residents, roughly 86.6%, are U.S. citizens (including both native-born and naturalized citizens).

Place of birth and citizenship status analysis for US ZIP Code 78621

Demographics Overview

79.7%

20.3%

6.9%

86.6%

**Table 1:** Comparison of total population and nativity percentages over time.
Year	Total Pop	Foreign Born	Native Born
2024	30,411	20.3%	79.7%
2023	27,860	16.9%	83.1%
2022	26,133	16.4%	83.6%
2021	24,919	13.7%	86.3%

Approximately 20.3% of residents in US ZIP Code 78621 were born outside the United States.

The vast majority of residents, roughly 86.6%, are U.S. citizens (including both native-born and naturalized citizens).