The Horta of Valencia (; ) is a historical comarca of the Valencian Community, in Spain. Currently, Horta of Valencia is the common name and refers to the urban and metro area covered by Valencia (València) and three neighbouring comarques: Horta Nord, Horta Sud, Horta Oest.
Originally Valencia was founded as a base for Roman campaigns into Spain.
Traditional Arab irrigation systems were built in the Horta of Valencia during the Al-Andalus period; the historical irrigation system at the Horta of Valencia was named a Globally Important Agricultural Heritage Site in 2019.