Derio
Municipality
Flag Coat of arms
Derio Show map of the Basque Country Derio Show map of Spain
Coordinates: 43°17′30″N 2°53′09″W / 43.29167°N 2.88583°W / 43.29167; -2.88583
Country	Spain
Autonomous community	Basque Country
Province	Biscay
Comarca	Greater Bilbao
Government
• Mayor	Esther Apraiz Fernández de la Peña (EAJ-PNV)
Area
• Total	7.4 km2 (2.9 sq mi)
Elevation	25 m (82 ft)
Population  (2018)[1]
• Total	6,545
• Density	880/km2 (2,300/sq mi)
Demonym	Basque: deriotarra
Time zone	UTC+1 (CET)
• Summer (DST)	UTC+2 (CEST)
Postal code	48160
Official language(s)	Basque Spanish
Website	Official website

Derio is a town and municipality located in the province of Biscay, in the autonomous community of Basque Country, northern Spain. It is part of Greater Bilbao and was part of the municipality of Bilbao until 1983 and hosts Bilbao's biggest municipal cemetery. It has a population of 5,107 (2006).

The flag of Derio is similar to Quebec's flag.^{[citation needed]}

• Miren Basaras (Spanish microbiologist)

• DERIO in the Bernardo Estornés Lasa - Auñamendi Encyclopedia (Euskomedia Fundazioa) (in Spanish)