Comune in Campania, Italy Montecalvo Irpino Comune Comune di Montecalvo Irpino Location of Montecalvo Irpino Montecalvo Irpino Location of Montecalvo Irpino in Italy Show map of Italy Montecalvo Irpino Montecalvo Irpino (Campania) Show map of Campania Coordinates: 41°11′48″N 15°2′3″E﻿ / ﻿41.19667°N 15.03417°E﻿ / 41.19667; 15.03417Coordinates: 41°11′48″N 15°2′3″E﻿ / ﻿41.19667°N 15.03417°E﻿ / 41.19667; 15.03417 Country Italy Region Campania Province Avellino (AV) Frazioni Corsano [it], Malvizza [it] Government • Mayor Mirko Iorillo Area [1] • Total 53.53 km2 (20.67 sq mi) Elevation 623 m (2,044 ft) Population (1 January 2017)[2] • Total 3,663 • Density 68/km2 (180/sq mi) Demonym Montecalvesi Time zone UTC+1 (CET) • Summer (DST) UTC+2 (CEST) Postal code 83037 Dialing code 0825 Patron saint St. Felix Saint day 30 August Website Official website