Disclosed herein are an electrical wiring structure with connection points arranged on side walls and a building construction method, which can improve convenience of electrical wiring construction and reduce electrical wiring materials. The electrical wiring structure includes a first power wire drawn out of a distribution box and disposed through a first conduit embedded in a concrete-made bottom base of an indoor space, a first joint box embedded at a predetermined height in a first side wall formed in the indoor space and electrically connected to the first power wire, a first light wire electrically connected to the first joint box, and a second joint box embedded at a predetermined height in a second side wall formed in the indoor space and electrically connected to the first joint box by a second power wire disposed through a second conduit embedded in the bottom base of the indoor space.