Cook has a small shopping centre including an IGA supermarket with a good selection of wine, cheese and biscuits, a coffee shop, Asian restaurant and a public toilet.
Cook Primary School was a government run school for children in years K-6. The school was closed at the end of 2007 as part of a rationalisation of primary education across the ACT with most students moving to neighbouring schools in Aranda, Macquarie and Weetangera.
Greywacke from the Ordovician Pittman Formation forms a band down the east of Cook. This has been uplifted on the east side of the Deakin Fault. The fault heads in the north north west direction in Cook. A porphyry of Green-grey Dacitic intrusive containing large white feldspar crystals is found in the north east corner of Cook. Mount Painter Volcanics dark grey to grey green crystal tuff is found in the center and south and south west. Green grey rhyodacite of the Walker Volcanics underlie the north west.