Zuckerberg was accompanied by president-elect Joko Widodo during thevisit to the Tanah Abang market in the heart of the capital where vendors take up road space, causing traffic congestion, local broadcaster TV One reported.
Star-struck traders and visitors tried to shake hands withZuckerberg, who was wearing a business suit in a departure from histrade mark hoodie and jeans.
Zuckerberg was in Indonesia to promote internet.org, a globalp artnership dedicated to making affordable internet access available to the world's poor.
Indonesia is one of the largest Facebooking countries, with about 70 million users of the social networking website, according the company.