Centennial Marker (1903-2003) is a Registered Property, City of Cabadbaran, Agusan del Norte located at Cabadbaran City, Agusan del Norte, Region XIII.
On this site once stood the first school building of the Cabadbaran Elementary School. First named as Cabadbaran Primary School, this first public school was manned by lawyer George Bohner, the first Thomasite teacher assigned in Cabadbaran in year 1903.