Bagamoyo District Council is one of eight administrative districts of Pwani Region in Tanzania. The District covers an area of 945 km2 (365 sq mi). The district is surrounded by the Chalinze District to the north and west, the Zanzibar Channel to the east, the Kibaha District to the south, and the Kinondoni District to the south-east in the Dar es Salaam Region. The district is comparable in size to the land area of Turks and Caicos Islands. The district capital is at Bagamoyo. 1n 2016 the Tanzania National Bureau of Statistics report there were 106,484 people in the district, from 311,740 in 2012, of which 97,660 where in current district wards. The decrease being from splitting of the district and creation of the Chalinze District in 2015.

Pwani Region is one of Tanzania's 31 administrative regions. The word "Pwani" in Swahili means the "coast". The regional capital is the town of Kibaha. The Region borders the Tanga Region to the north, Morogoro Region to the west, Lindi Region to the south, and surrounds Dar es Salaam Region to the east. The Indian Ocean also borders the region to its northeast and southeast. The region is home to Mafia Island, the Rufiji delta and Saadani National Park. The region is home to Bagamoyo town, a historical Swahili settlement, and the first colonial capital of German East Africa. According to the 2012 national census, the region had a population of 1,098,668, which was slightly lower than the pre-census projection of 1,110,917. From 2002 to 2012, the region's 2.2 percent average annual population growth rate was the seventeenth-highest in the country. It was also the 21st most densely populated region with 34 people per square kilometre., According to the 2022 census the population had nearly doubled to 2,024,947. the region is slightly larger than Belgium.