It is located in the city center of Pori, Finland, along the Yrjönkatu pedestrian street between Karhunpää, Linna and Itätulli districts.

The oldest part of IsoKarhu was renovated in 1991 into a property where the Centrum department store, originally owned by Osuusliike Kansa, operated.

[4] At the same time, a driveway and footbridge connecting the parking lot of IsoKarhu and the Sokos department store in the adjacent block was completed.

[5] In the summer of 2017, Citycon said that it will open Finland's third Irti Maasta climbing and adventure park in IsoKarhu next winter.

[6] In November 2018, Citycon said it was planning to have business premises on the street level of Isokarhu, but other floors could include apartments or hotel space, for example.