residents vs. dwellers


Is it correct to say ‘the residents of the block of flats?’ Please, could you explain when the word ‘dwellers’ is used?

Thanks in advance!

‘Dweller’ is an old-fashioned word that is now usually used of frogs in a swamp or zombies in a graveyard. There are a few fixed phrases, however, like ‘city dweller’ (someone who lives in an urban area) and ‘cliff dwellers’ (Amerindian groups in the US Southwest of the early part of the last millennium.