Finding cheap places to stay in Dublin is relatively easy. There is a large range of hotels in Dublin for all budgets.
Hotels in Dublin are generally clustered around the city center, within walking range of most Dublin activities and close to public transportation.
Like the rest of Ireland, lodging in Dublin can be fairly expensive -- moderate Dublin accommodations often charge 70 euro a night per room, and more posh Dublin lodging will approach 100 euro and higher. Despite that, Dublin hotel deals are out there -- they are easiest to find in the winter off season and when the city is not hosting large festivals or conventions.
Dublin hotels dot the city center. Lodging in Dublin also includes a wide range of hostels, where beds can be as little as 20 euro a night and gain you access to a kitchen, common areas, and fellow travelers from around the world.
If you want to be more or less centrally located, hotels in Dublin can be found on O'Connell Street and surrounding St Stephen's Green. Keep in mind that while places to stay in Dublin may be cheaper the further you go from the city center, you will also likely spend more in transit than if you stayed locally -- and you'll be more likely to miss out on Dublin's lively night life.
On Minube you can see all types of accommodation in Dublin and see recommendations from other travelers.