Moriya (守谷市, Moriya-shi) is a city located in Ibaraki Prefecture, Japan.

The city is shaped like a circle, 7.5 km east to west and 7.2 km north to south, and most of the city area belongs to the Jōsō, a plateau with an average elevation of 20 m above sea level.

Although residential land development is underway throughout the city, there are still many natural features such as fields of ore soil mainly on the plateau and alluvial rice paddies mainly along the Tone River.

The town of Moriya was established within Kitasōma District on April 1, 1889 with the creation of the modern municipalities system.

Moriya has a mayor-council form of government with a directly elected mayor and a unicameral city council of 20 members.

In terms of national politics, the city is part of Ibaraki 3rd district of the lower house of the Diet of Japan.