Kanda-Ogawamachi is located on the northern part of Chiyoda. It borders Kanda-Sarugakuchō, Kanda-Surugadai and Kanda-Awajichō to the north, Kanda-Sudachō to the east, Kanda-Nishikichō, Kanda-Tsukasamachi and Kanda-Mitoshirochō to the south, and Kanda-Jinbōchō to the east.
A commercial neighborhood, Kanda-Ogawamachi is home to a number of buildings and stores. Notably, many sporting-goods stores can be found on Yasukuni-Dori Ave. Since the district is located adjacent to Kanda-Jinbōchō, home to a massive book town, several publishers and bookstores can be found as well.