In a method of metering Web usage, a collection program is downloaded from a server to a metered computer in response to a message transmitted from the metered computer to the server, and the collection program is executed on the metered computer in order to collect Web usage history information stored in a history file by a browser running on the metered computer. The collected Web site usage history information is transmitted by the metered computer to the server. The Web site usage history information is stored in the server along with Web site usage history information from other metered computers.