IGSA Facility IGSA Active

NH State Prison, Concord — Merrimack, NH

Merrimack, NH FIPS 33013 AOR: Boston

281 North State Street, Concord, NH

Source: https://github.com/vera-institute/ice-detention-trends

IGSA facility: NH State Prison, Concord in Merrimack County, NH.

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Last updated: May 8, 2026