Vardø is a town and the administrative centre of Vardø Municipality in Troms og Finnmark county, Norway. The town is located on the island of Vardøya in the Barents Sea, just off the coast of the large Varanger Peninsula. The 1.19-square-kilometre town has a population of 1,875 which gives the town a population density of 1,576 inhabitants per square kilometre.
Vardø is the easternmost town in Norway, located at 31°E, which is east of Saint Petersburg, Kiev, and Istanbul. The eastern part of Finnmark is in the same time zone as the rest of the country, but it is more than an hour at odds with daylight hours.
The largest industry in the town is fishing and fish processing. There is a good port in Vardø, and another port in nearby Svartnes, on the mainland. The town is connected to the mainland by the undersea Vardø Tunnel which is part of European route E75. Vardø Airport, Svartnes is located at the other end of the tunnel on the mainland.