To provide an end concrete block for branching which connects together terminations of foundation building precast concrete blocks (hereinafter called "connected boundary block") forming two rows of demarcations or boundaries into a single structure.

The end concrete block for branching is placed at the terminations of connected boundary blocks that are arranged longitudinally in rows to make up demarcations or boundaries. The end concrete block includes a projecting portion 10 projecting sideways from the lower part of one end of the end concrete block, and two or more fitting portions 20 that are formed on the upper surface of the projecting portion 10 as circular projections or circular recessions.