Hermanni is a neighbourhood in Central major district of Helsinki, Finland. As of 2012, Hermanni has 5,124 inhabitants living in an area of 1.05 km². Hermanni is part of Vallila district. Hermanni's well-known areas include Teurastamo, known as a popular food and city culture hub, which once housed the city's historic slaughterhouse from 1933 to 1992.