For last 1-2 years, Real estate market grow up very quickly, especially condominiums in Bangkok and found that median price of condominiums higher than previous years due to increasing of construction costs, more expensive materials, labour lacking and high land price. These factors make newly-built condominiums have the very high price mortifyingly but make Pre-owned condominiums will be the interesting market due to cheaper price, units’ condition that ready to sell that make pre-owned condominiums have an advantage over newly-built condominiums. Terra research has surveyed and keeps an eye on the movement of pre-own condominium price in Bangkok to be useful for those who interested to trade or invest condominiums by divided into 3 areas 19 districts as below: 1. CBD: Central Business District has median selling price 75,000 Baht/sq.m. • Pathum wan           : Median selling price 130,000 Baht/sq.m. • Sathorn             : Median selling price 100,000 Baht/sq.m. • Bang Rak             : Median selling price 100,000 Baht/sq.m. • Khlong Toei      : Median selling price 90,000 Baht/sq.m. • Watthana          : Median selling price 80,000 Baht/sq.m. • Yan Nawa        : Median selling price 65,000 Baht/sq.m. • Bang Kho Laem : Median selling price 62,000 Baht/sq.m. 2. Urban area has median selling price 80,000 Baht/sq.m. • Ratchathewi           : Median selling price 130,000 Baht/sq.m. • Phayathai         : Median selling price 100,000 Baht/sq.m. • Khlong San     : Median selling price 80,000 Baht/sq.m. • Din Daeng           : Median selling price 68,000 Baht/sq.m. • Chatuchak           : Median selling price 66,000 Baht/sq.m. • Huai Khwang     : Median selling price 65,000 Baht/sq.m. • Thon Buri             : Median selling price 60,000 Baht/sq.m. 3. Outer Ring Road area has median selling price 42,000 Baht/sq.m. • Phra Khanong       : Median selling price 84,000 Baht/sq.m. • Bang Kapi         : Median selling price 50,000 Baht/sq.m. • Suan Luang     : Median selling price 43,000 Baht/sq.m. • Bang Na           : Median selling price 40,000 Baht/sq.m..