Ruukki

This article is about the former municipality. For the company, see Rautaruukki.

Ruukki is a former municipality of Finland.

Ruukki
Former municipality
Ruukin kunta Ruukki kommun
Coat of arms
Location of Ruukki in Finland
Coordinates: 64°39′50″N 025°06′05″E
Country	Finland
Region	Northern Ostrobothnia
Charter	1973
Consolidated	2007
Area [1]
• Total	772.58 km2 (298.29 sq mi)
• Land	766.79 km2 (296.06 sq mi)
• Water	5.79 km2 (2.24 sq mi)
Population  (2006-12-31)[2]
• Total	4,505
• Density	5.875/km2 (15.22/sq mi)
Time zone	UTC+2 (EET)
• Summer (DST)	UTC+3 (EEST)

It is located in the province of Oulu and is part of the Northern Ostrobothnia region. The municipality had a population of 4,505 (31 December 2006)^[2] and covered an area of 772.58 square kilometres (298.29 sq mi) of which 5.79 km² (2.24 sq mi) is water. The population density was 5.88 inhabitants per square kilometre (15.2/sq mi).

The municipality was unilingually Finnish.

In 2007 municipality of Ruukki joined together with Siikajoki.