Southeast Asia — Indonesia, Malaysia, the Philippines, Singapore, Thailand, and Vietnam — now has more than 272 million online adults and is increasingly important for online retailers. Forrester expects that online retail in the region will grow at a compound annual growth rate (CAGR) of 23% to reach $53 billion in 2023. Our forecast details online retail growth for nine product categories and six countries. It also highlights the breakdown of mobile versus desktop commerce and provides historical data going back to 2014.