Tábua is a town and municipality of the Coimbra District, in Portugal. In 2021 it had 11,160 inhabitants, in an area of 199.79 square kilometre…Tábua is a town and municipality of the Coimbra District, in Portugal. In 2021 it had 11,160 inhabitants, in an area of 199.79 square kilometres. The town of Tábua is contained within a civil parish with 3,681 inhabitants as of 2021.