The Australian International School of Bangkok (AISB) has two separate campuses, one is located in Sukhumvit Soi 20, and the other in Sukhumvit Soi 31 Bangkok, Thailand. The Sukhumvit Soi 20 campus was established in 2003 to cater for children aged 18 months to the lower primary school years. The Soi 31 campus opened in August 2014, to cater for children in the primary school years from Year 1 to Year 6, and will eventually cater to the middle school years up to year 8.