Tammisto is located in the branch of Vantaa and Kerava River, along the road Tuusulanväylä. The region has developed into one of Vantaa's largest commercial centralization. The area is named after the large oak trees growing in Tammistonmäki. Tammistonmäki is the first protected natural reserve in Vantaa in 1946. In addition to detached houses, there are row houses and apartment buildings.