下馆市（しもだてし）是位于茨城县西部的一市。2005年3月28日，与真壁郡关城町、明野町、协和町合并为筑西市（ちくせいし）。

Shimodate(下館市,Shimodate-shi) was a city located in Ibaraki Prefecture, Japan.

As of 2003, the city had an estimated population of 64,467 and the density of 747.44 persons per km². The total area was 86.25 km².

On March 28, 2005, Shimodate, along with the towns of Akeno, Kyōwa and Sekijō (all from Makabe District) was merged to create the city of Chikusei and no longer exists as an independent municipality.