Penticton is a city in the Okanagan Valley of the British Columbia, Canada, situated between Okanagan and Skaha lakes. In the 2021 Canadian …Penticton is a city in the Okanagan Valley of the British Columbia, Canada, situated between Okanagan and Skaha lakes. In the 2021 Canadian Census, its population was 36,885, while its census agglomeration population was 47,380.