Cancer.org has a three-month global Alexa traffic rank of 11,772. Compared with all internet users, it appeals more to Caucasians; its audience also tends to consist of higher-income, moderately educated women over the age of 45 who browse from home. The site is located in the US, and about 34% of visits to Cancer.org are referred by search engines. While about 51% of visitors to the site come from the US, where it is ranked #4,579, it is also popular in Pakistan, where it is ranked #2,570.