PFC Lokomotiv Plovdiv teams are the most supported ones in the second largest city in Bulgaria. Botev is one the country's oldest teams, whereas Lokomotiv grew popular in the 70s. Traditionally, Lokomotiv drew support from the lower working classes of society whereas Botev drew support form the middle and upper classes, although that no longer applies. Another rivalry Lokomotiv Plovdiv has is with one of Bulgaria's most successful football clubs - CSKA Sofia. The rivalry has a geopolitical nuance, first because of the historical competition between the cities of Plovdiv and Sofia as cultural, political and economical centres, and second because of the
Plovdiv is the second or the third-largest cosmopolitan city inhabited by Bulgarians, after Sofia and possibly Varna. According to the 2001 census, out of a population of 338,224 inhabitants, the Bulgarians numbered 302,858 (90%). Stolipinovo in Plovdiv is the largest Roma neighbourhood in the Balkans, having a population of around 20,000 alone; further Roma ghettos are Hadji Hassan Mahala and Sheker Mahala. Therefore, the census number is a deflation of the number of Roma people, and they are most likely the second-largest group after the Bulgarians, most of all because the Muslim Roma in Plovdiv claim to be of Turkish ethnicity