Arenaza de Abajo, Azofra, Hormilla, Hormilleja, Nájera.
30 km from Logroño Located in the river Tuerto Valley. Altitude: 522 metres above sea level. It has a surface area of 16 sq. km.
88% of the municipality is arable land, with both rainfed and irrigated areas, although the former predominate. Grape growing covers over 240 hectares.
Its parish church is dedicated to San Martín, patron of Hormilla, whose feast is celebrated on 11 November.