It is typically held as a two-day event in the Spanish summer around late June to early August.
This event is unique to the Spanish Championships, based on a traditional Basque sport.
The 1984 Women's Spanish Marathon Championship was held on a short course, but the winner remained valid.
A women's pole vault was held in 1994 without official championship status.
A women's hammer throw was held in 1994 without official championship status.