2018 Spanish Indoor Athletics Championships

The 2018 Spanish Indoor Athletics Championships was the 54th edition of the annual indoor track and field competition organised by the Royal Spanish Athletics Federation (RFEA), which serves as the Spanish national indoor championship for the sport. A total of 26 events (divided evenly between the sexes) were contested over two days on 17 and 18 February at the Luis Puig Palace in Valencia, Valencian Community.

Óscar Husillos set a Spanish indoor record of 20.68 seconds in the men's 200 metres semi-final.