- Barrow City, also known as Utqiaġvik, is a city located in the North Slope Borough of Alaska, United States. It is the northernmost city in the United States and is located on the Arctic Ocean. Barrow City has a population of approximately 4,000 residents. The city is known for its extreme cold weather, with temperatures often dropping to below freezing. It is a major hub for scientific research on the Arctic, with the Barrow Arctic Research Center and Barrow Observatory located in the city. Despite its remote location, Barrow City is a vibrant community with a rich traditional Inupiaq culture and heritage.