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U.S.–Mexico Border Barriers

The U.S.–Mexico border has varying lengths of physical barriers, with different sources reporting different totals due to the inclusion of different types of barriers and dates.

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Jan 16, 2026
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How many miles of the U.S.-Mexico border currently have physical barriers or fencing?

The question of how many miles of the U.S.–Mexico border have physical barriers does not have a single authoritative number because agencies and analysts count different barrier types, use different c...