There are many choices of accommodation including hotels, guest houses (Bed and Breakfasts) as well as renting a shared house for the duration of your stay. Some of these can be quite large with a number of bedrooms and can work out to very competitively priced when a group is willing to share. One of the best ways of finding all of the above is through Tripadvisor. For example, holiday lets can be found on the following link. State number of rooms required and check the prices.
We also have a list of the Trinity rate hotels here.