US ZIP Code 21409 Nativity & Citizenship Status (2024)

Approximately 6.2% of residents in US ZIP Code 21409 were born outside the United States.

The vast majority of residents, roughly 98.1%, are U.S. citizens (including both native-born and naturalized citizens).

Place of birth and citizenship status analysis for US ZIP Code 21409

Demographics Overview

93.8%

6.2%

4.3%

98.1%

**Table 1:** Comparison of total population and nativity percentages over time.
Year	Total Pop	Foreign Born	Native Born
2024	20,289	6.2%	93.8%
2023	20,175	6.9%	93.1%
2022	20,619	6.9%	93.1%
2021	19,878	6.2%	93.8%

Approximately 6.2% of residents in US ZIP Code 21409 were born outside the United States.

The vast majority of residents, roughly 98.1%, are U.S. citizens (including both native-born and naturalized citizens).