Avon-la-Pèze is located some 30 km north-west of Troyes and 17 km south by south-west of Romilly-sur-Seine. Access to the commune is by road D440 from Rigny-la-Nonneuse in the north which passes through the centre of the commune and the village before continuing south to Marcilly-le-Hayer. The D23 comes from Avant-les-Marcilly in the north-west passing west through the commune and the village and continuing to Saint-Lupien in the south-east. The D16 branches off the D23 east of the village and goes north-east to Marigny-le-Châtel. There is the hamlet of La Pezé to the north of the village. There is a large forest to the west of the village (the Bois de la Garenne) and the rest of the commune is farmland.[3]
The Parish Church once belonged to the Abbey of Pothières in Côte-d'Or. Rebuilt in the 16th century, altered and distorted in the 18th century, it came under Saint-Pierre-ès-Liens.[8] It contains a large number of items that are registered as historical objects: