Porsgrunn has two campsites, Olavsberget Camping and the campsite Dikkon on Sandøya outside Brevik.
Olavsberget Camping is beautifully located by the Eidangerfjord and with beautiful hiking areas along the sea. The camping offers both cabin and rental of year-round apartments and also welcomes tents and motorhome tourists. Own sanitary facilities. A wonderfully nice beach with green grasslands and even a diving tower can be found here. Dikkon camping is beautifully located in the archipelago on Sandøya outside Brevik. The campsite offers drop-in spaces and otherwise fixed pitches.