US ZIP Code 01020 Nativity & Citizenship Status (2024)

Approximately 9.0% of residents in US ZIP Code 01020 were born outside the United States.

The vast majority of residents, roughly 97.0%, are U.S. citizens (including both native-born and naturalized citizens).

Place of birth and citizenship status analysis for US ZIP Code 01020

Demographics Overview

91.0%

9.0%

6.0%

97.0%

**Table 1:** Comparison of total population and nativity percentages over time.
Year	Total Pop	Foreign Born	Native Born
2024	30,167	9.0%	91.0%
2023	30,230	9.3%	90.7%
2022	30,417	9.0%	91.0%
2021	30,704	7.0%	93.0%

Approximately 9.0% of residents in US ZIP Code 01020 were born outside the United States.

The vast majority of residents, roughly 97.0%, are U.S. citizens (including both native-born and naturalized citizens).