Gyōda has a Humid subtropical climate (Köppen Cfa) characterized by warm summers and cool winters with light to no snowfall.
The town of Gyōda was created within Kitasaitama District, Saitama with the establishment of the modern municipalities system on April 1, 1889.
From 1954 to 1955, the city expanded by annexing the neighboring villages of Araki, Suka, Kitakawahara, Saitama, Hoshimiya, and Ōi.
Gyōda 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 Saitama 12th district of the lower house of the Diet of Japan.
SHOWA Corporation, a global manufacturer of automotive, motorcycle and outboard suspension systems, is headquartered in the city.