If you want to move into camp administration it would be beneficial to gain some experience in finance (budgets, grant writing) and marketing. Also helpful to have an interest in employment law/practises.
Research internships, there are many camps now that will hire interns so you can gain your credits and get real hands on experience -invaluable!
You could also join ECP (emerging camp professionals) or AYP (association of YMCA professionals) you'll find them full of young people with a similar goal to yours.