Comune in Veneto, Italy Valdagno Comune Comune di Valdagno Location of Valdagno Valdagno Location of Valdagno in Italy Show map of Italy Valdagno Valdagno (Veneto) Show map of Veneto Coordinates: 45°39′N 11°18′E﻿ / ﻿45.650°N 11.300°E﻿ / 45.650; 11.300 Country Italy Region Veneto Province Vicenza (VI) Frazioni Campotamaso, Castelvecchio, Cerealto, Maglio, Massignani, Novale, Piana, San Quirico Government • Mayor Giancarlo Acerbi Area [1] • Total 50.22 km2 (19.39 sq mi) Population (1 January 2021)[2] • Total 25,706 • Density 510/km2 (1,300/sq mi) Demonym(s) Valdagnesi Time zone UTC+1 (CET) • Summer (DST) UTC+2 (CEST) Postal code 36078, 36070, 36074 Dialing code 0445 ISTAT code 024111 Patron saint St. Clement Saint day November 23 Website Official website