The municipality has a population of 5,737 (as of 1 January 2004) and covers an area of 237.33 km2 (91.63 sq mi).

The administrative centre of the municipality is the small borough (Estonian: alevik) of Kose.

There are total of 5 small boroughs (Ardu, Habaja, Kose, Kose-Uuemõisa and Ravila) and 58 villages in Kose Parish: Aela, Ahisilla, Äksi, Alansi, Harmi, Kadja, Kanavere, Kantküla, Karla, Kata, Katsina, Kirivalla, Kiruvere, Kolu, Kõrvenurga, Kõue, Krei, Kuivajõe, Kukepala, Laane, Leistu, Liiva, Lööra, Lutsu, Marguse, Nõmbra, Nõmmeri, Nõrava, Nutu, Ojasoo, Oru, Pala, Palvere, Paunaste, Paunküla, Puusepa, Rava, Raveliku, Riidamäe, Rõõsa, Saarnakõrve, Sääsküla, Sae, Saula, Sõmeru, Silmsi, Tade, Tammiku, Triigi, Tuhala, Uueveski, Vahetüki, Vanamõisa, Vardja, Vilama, Virla, Viskla and Võlle.

Stage actress Ester Pajusoo (born 1934) was born in Kose Parish (then Tuhala Parish).

This Harju County location article is a stub.