Ishikari (石狩市 Ishikari-shi, Ainu: Iskarun) is a city located in Ishikari Subprefecture, Hokkaido, Japan.
The city was born out of Ishikari Town on September 1, 1996.
On October 1, 2005, the village of Atsuta, from Atsuta District, and the village of Hamamasu, from Hamamasu District, merged into Ishikari.
As of February 29, 2012, the city has an estimated population of 60,673, with 26,583 households and a density of 84.05 persons per km². The total area is 721.86 km2 (279 sq mi).
Ishikari's sister cities are Campbell River, British Columbia, Canada; Vanino, Russia; and Pengzhou, China.
Ishikari has one higher education institution, the Fuji Women's Junior College.
Ishikari also has two highschools; 石狩南高校 (Ishkari Minami(south) koukou(highschool)) and 石狩翔陽高校 (Ishikari shouyou koukou)
It also hosts Christ for the Nations Japan bible school, an official associate of the Christ for the Nations Institute in Texas.