List of Billboard 200 number-one albums of 1998

The Billboard 200, published in Billboard magazine, is a weekly chart that ranks the 200 highest-selling music albums and EPs in the United States.

This data is compiled by Nielsen SoundScan from a universe of merchants that represents more than 90% of the U.S. music retail market.

The sample includes music stores and the music departments at electronics and department stores, as well as direct-to-consumer transactions and internet sales.

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Titanic: Music from the Motion Picture by James Horner was the best-selling album of 1998, and the highest-selling primarily orchestral film score in Billboard history.
Double Live by Garth Brooks had the biggest sales week of 1998, selling over 1 million copies in its first week.