Toyooka (豊岡市, Toyooka-shi) is a city in the northern part of Hyōgo Prefecture, Japan.

Toyooka is located in the northern part of Hyōgo Prefecture and the Kinki region, facing the Sea of Japan in the north.

Precipitation is much heavier than in central Kansai, though less heavy than in the Kii Peninsula or the Hokuriku region proper.

In 1871, following the Meiji restoration, "Toyooka Prefecture" incorporating all of the former feudal territories within Tajima, Tango and Tanba Provinces was created.

The town of Toyooka was officially established with the creation of the modern municipalities system on April 1, 1889.

Toyooka has a mayor-council form of government with a directly elected mayor and a unicameral city council of 24 members.

In terms of national politics, the city is part of Hyōgo 5th district of the lower house of the Diet of Japan.

The Sanin Main Line provides a JR rail connection to Kyoto, and direct trains to Osaka are available via Fukuchiyama.