Municipal office.
The village of Trnávka is located in the valley of the Trnávka stream about 7 km northeast of Příbor.
In the north, it borders the village of Petřvald in Moravia, in the east with Brušperk and Fryčovice, in the south with Kateřinice and in the west with Mošnov.
The surroundings of the village are hilly and wooded.
Trnávka was an independent municipality from 1850 until 1980, when it was merged with the town of Příbor.
In 1992, the village became independent again.