Blacklock is the fourth of five rookies drafted by Houston this year to sign their contract.
Blacklock, 21, was a two-year starter at TCU and earned first-team All-Big 12 honors last season. The Texans selected him with No. 40 overall pick in this year’s draft.
Blacklock is projected to sign a four-year, $7,947,441 rookie contract that includes a $3,339,957 signing bonus.
During his four-year college career, Blacklock started all 45 appearances (21 at right tackles, 22 at left guard, and two at left tackle).