Busia is a town in Kenya. It is the capital and largest town of Busia County. Busia, Kenya is located in Busia County, approximately 451 kilometr…Busia is a town in Kenya. It is the capital and largest town of Busia County. Busia, Kenya is located in Busia County, approximately 451 kilometres, by road, northwest of Nairobi, Kenya's capital and largest city. This location is immediately east of Busia, Uganda. The coordinates of Busia, Kenya are: 00°27'48.0"N, 34°06'19.0"E. Busia, Kenya sits at an average elevation of 1,227 metres, above sea level.