How many junior colleges are there in Singapore?

21

It is important to know that there are 21 junior colleges in Singapore.  Here are some of these colleges: Anderson Junior College, Anglo-Chinese Junior College, Catholic Junior College, Dunman Highschool, Junior College, Hwa Chong Institution, Hwa Chong Junior College, Innova Junior College, Meridian Junior College, Nanyang Junior College, National Junior College, Pioneer Junior College, Victoria Junior College, YIshun Junior College, Temasek Junior College, Temasek Academy, Tampines Junior College, Serangoon Junior College, Raffles Institution, Yishun Junior College, etc.