San Diego migrant apprehensions by year

The San Diego Sector led the nation in Border Patrol apprehensions in the 1990s but saw significant declines following Operation Gatekeeper. Apprehensions have again risen steadily after 2020.

The fiscal year is Oct. 1 through Sept. 30. Apprehension numbers for 2024 are through April.
Source: U.S. Customs and Border Protection
Kristina Davis/The San Diego Union-Tribune