The phrase "few hostels" means that there are only a small number of places to stay that provide affordable accommodation for travelers. Full definition
There are very few hostels here and they are located a bit out of the way so you most likely have to take a taxi to go anywhere from there. (rambleandwander.com)
However, the dread quickly melted away after my first few hostel experiences. (snowtoseas.com)
A. Very few hostels in Berlin impose late curfews on their guests. (europeanhostels.com)