Toyonaka (豊中市; -shi) is a city located in Osaka, Japan.
As of 2003, the city has an estimated population of 388,980 and the density of 10,692.14 persons per km². The total area is 36.38 km².
The city was founded on October 15, 1936.
Osaka International Airport is partially located in Toyonaka, although it is more commonly associated with the city of Itami.