The island has a gently rolling terrain with woods mixed with cultivated fields and pasture.

[2] There is a graveyard from the Viking Age in the grazed pasture to the east of Gräsö gård, with 55 graves.

In 1548 Gustav Vasa evicted the farmers from the region and founded a new estate at Gräsö gård.

[2] As of 2013[update] there were about 800 permanent residents, but in the summer the population rises as many visitors come to stay for their holidays.

[4] There is a family campground with a restaurant and miniature golf, craft and curio shops and a small market.

It includes hiking trails, meadows with many flowers, rocks and woods, and picnic areas.