The official language spoken in Huelva, Spain is Spanish. Specifically, the local dialect spoken in Huelva is Andalusian Spanish, which has its own unique features and characteristics compared to standard Spanish. Due to its location on the southwestern coast of Spain, many locals also have a basic understanding of Portuguese, which is spoken in neighboring Portugal. In more touristy areas of Huelva, you may find that some locals also speak English or other foreign languages.