Keila is a town and an urban municipality in Harju County in north-western Estonia, 25 km southwest of Tallinn. As of 2021, the town has a popu…Keila is a town and an urban municipality in Harju County in north-western Estonia, 25 km southwest of Tallinn. As of 2021, the town has a population of 10,499 inhabitants. Keila is also the location of administrative buildings of the surrounding Keila Parish, a rural municipality separate from the town itself.