Nerva is a municipality in Spain, in the province of Huelva, in Andalusia. On 1 January 2025 it had 5,087 inhabitants according to the INE municipal register (padrón), over an area of about 52.5 km².
With about 97 inhabitants per km², it combines a medium-sized town with residential districts, farmland and business areas. Of the 20 municipalities in the province of Huelva with at least 5,000 inhabitants, it is number 20 by population.
As the crow flies it lies about 60 km north-east of Huelva, the provincial capital. The nearest major city is Seville, about 60 km away.
To explore the area, use the map of neighbouring municipalities and the accommodation options in and around Nerva; all the municipalities in the province of Huelva are listed on their own page.