Sanborn Square

Historical marker location:

72 North Federal Highway, Boca Raton, Florida

( Marker is on North Federal Highway (U.S. 1) north of East Palmetto Park Road, on the right when traveling north.)

Marker installed: 2020

Florida was once a Spanish colony for over 250 years, from 1565 to 1821, before being ceded to the United States as part of the Adams-Onís Treaty.