About: Federal enclave

In United States law, a federal enclave is a parcel of federal property within a state that is under the "Special Maritime and Territorial Jurisdiction of the United States". In 1960, the year of the latest comprehensive inquiry, 7% of federal property had enclave status. Of the land with federal enclave status, 57% (4% of federal property, almost all in Alaska and Hawaii) was under "concurrent" state jurisdiction. The remaining 43% (3% of federal property), on which some state laws do not apply, was scattered almost at random throughout the United States. In 1960, there were about 5,000 enclaves, with about one million people living on them. While a comprehensive inquiry has not been performed since 1960, these statistics are likely much lower today, since many federal enclaves were milit