Porsgrunn Station was created in 1882.
Porsgrunn Bridge was created in 1958.
Porsgrunn's population is 35,117.
The area of Porsgrunn is 165 square kilometers.
Porsgrunn's population density is 213 people per square kilometer.
Station to Station was created on -19-11-10.
A stAtion was created in 2010.
Tsu Station was created in 1891.
Grorud Station was created in 1854.
Skarpsno - station - was created in 1894.
Nydalen Station was created in 1946.
Nationaltheatret - station - was created in 1928.
Mountain Station - NJT station - was created in 1915.