Espoo is a city and municipality in the region of Uusimaa in the Republic of Finland. It is located on the northern shore of the Gulf of Finland, bordering the cities of Helsinki, Vantaa, Kirkkonummi, Vihti and Nurmijärvi while surrounding the enclaved town of Kauniainen. The city covers 528.03 square kilometres with a population of about 300,000 residents in 2022, making it the 2nd-most populous city in Finland. Espoo forms a major part of a substantially larger metropolitan area known as Greater Helsinki, home to over 1.5 million people in 2020.