See their Quantcast profile here: http://www.quantcast.com/imageshack.us
ImageShack features a user-friendly interface and easy-to-use tools that have helped the site steadily increase in popularity since its debut in 2003.
ImageShack’s audience is largely comprised of users aged 18 – 24. It also indexes extremely high for those households with children aged 6 – 17.
Thanks for joining Quantcast, ImageShack!