"Everybody" sold 247,000 units for the week to take the No. 1 spot, while country singer Chris Stapleton had his best sales week ever with new album "From A Room: Volume 1," which sold 218,000 units to take second place.
Lamar's "Damn." added another 134,000 to land in 3rd place.
The Billboard 200 album chart tallies units from album sales, song sales (10 songs equal one album) and streaming activity (1,500 streams equal one album).
On the digital songs chart, which measures online single sales, Puerto Rican singer Luis Fonsi's "Despacito," in a version that features Justin Bieber, finally rose to the top spot in the United States with sales of 104,000.
The song, recorded with fellow Latin star Daddy Yankee and first released in January, has already proved a global sensation.
The new romantic single from Miley Cyrus, "Malibu," managed a disappointing 22nd place on the digital songs chart in its first week of release.