In reply to Owen W-G:
> No car required. 90min bus ride from Starigrad dumps you right outside the Nat Pk entrance/by the campsite/shops/restaurants.
> The road into the park, from the main road, is about 4miles uphill. We hitched up and down every day with ease.
This ^
We did hire a car cos we wanted to travel around a bit and for convenience but I don't think you can in Starigrad - not 100% sure though.
We got ours at the airport about £100 for the week I think.