Kilimanjaro Region, known as Kilimandscharo during the German colonial rule, is one of Tanzania's 30 administrative regions. The regional capital is the municipality of Moshi. According to the 2012 national census, the region had a population of 1,640,087, which was lower than the pre-census projection of 1,702,207. For 2002-2012, the region's 1.8 percent average annual population growth rate was the 24th highest in the country. It was also the eighth most densely populated region with 124 people per square kilometer.
The region is home to a portion of Kilimanjaro National Park. The region is bordered to the north and east by Kenya, to the south by the Tanga Region, to the southwest by the Manyara Region, and to the west by the Arusha Region.