Nilsiä is a small town and a municipality of Finland. The municipalities (kunta in Finnish, kommun in Swedish) represent the local level of self government in Finland and also act as the basic regional administrative units of the country. ...

It is located in the province of Eastern Finland and is part of the Northern Savonia region. The municipality has a population of 6,628 (2003) and covers an area of 847.69 km² of which 138.25 km² is water. The population density is 9.3 inhabitants per km². Finland consists of 6 provinces (Finnish: läänit, Swedish: län), following a 1997 redesign that reduced their number from 12. ... The Province of Eastern Finland is a province of Finland. ... Northern Savonia is a region (maakunta / landskap) of Finland. ... Finland is divided into 20 regions (maakunta/landskap in Finnish/Swedish). ... 2003 is a common year starting on Wednesday of the Gregorian calendar. ... Square kilometre (US spelling: Square kilometer), symbol km², is an SI unit of surface area. ...

The municipality is unilingually Finnish.

The last few decades have been a period of rapid progress for the town, especially its tourism. There are still plenty of traditional rural occupations, but also many kinds of commercial activities. Nilsiä has become the administrative and commercial centre of Northeast Savonia and it co-operates actively with the city of Kuopio. The services in Nilsiä are as diverse as in many larger towns. Savonia, Savolax or Savo, is a historical province in the south of Finland. ... Kuopio is a Finnish city located in the province of Eastern Finland and the region of Northern Savonia. ...

Nilsiä has exceptionally much to offer to those who love sports and nature, whether it is winter or summer. Tahkovuori is a popular winter sport centre. There are also marked routes for snowmobile trainers. Tahkovuori or Tahko, is a strong Finnish tourist center, both during winters and summers. ...

In summer there are many marked paths for hiking and mountain biking. There is a marina and good fishing possibilities in lakes Syväri and Vuotjärvi, like in the Lastukoski rapids, too.

Nilsiä is also a well-known golf centre.