Johor Bahru. Johor Bahru (Malaysian: [??d??ohor ??bahru]), colloquially referred to as JB, is the capital city of the Malaysian state of Johor. It is the core city of Johor Bahru District, Malaysia's second-largest district by population. As the second-largest national GDP-contributor among the major cities in Malaysia, it forms a part of Iskandar Malaysia, the nation's largest special economic zone, by investment value. The city has a population of 858,118 people within an area of 391.25 km2. As the financial and logistics centre of southern Peninsular Malaysia, Johor Bahru is the second best-performing city in the nation behind the capital, Kuala Lumpur, in terms of economic competitiveness, and has the fastest urbanisation growth potential in Malaysia, according to Euromonitor International. It is located at the southern end of the Malay Peninsula, along the north bank of...