Tomiyamachō (富山町), officially Kanda-Tomiyamachō (神田富山町), is a district of Chiyoda, Tokyo, Japan. As of April 1, 2007, its population is 75. Its postal code is 101-0043.
This district is located on the northeastern part of Chiyoda Ward. It borders Kanda-Higashimatsushitachō on the north and east, Kanda-Konyachō on the south, and Kajichō on the west.
Tomiyamachō is a commercial district near Kanda Station.