Ruokolahti has 5,224 inhabitants ( 31 August 2017 ) .
The population is doubled in summer as holidaymakers occupy the 3,000 summer cottages in the region .
Ruokolahti has 5,224 inhabitants ( 31 August 2017 ) , but the population is doubled in summer as holidaymakers occupy the 3,000 summer cottages in the region .