Man on probation for sex crime with child now accused of assaulting 12-year-old in Houston

Isaac Penilla (Mark Herman)

A man from north Houston is in police custody after a child came forward accusing him of sexual assault. A look into the man’s background revealed a track record of similar crimes.

The situation started when deputies with Harris County Pct. 4 Constable Mark Herman’s Office responded to the 2000 block of W. Thorne Drive regarding an assault.

Recommended Videos



Upon arrival, a 12-year-old victim reported being sexually assaulted.

After a thorough investigation, the suspect was identified as Isaac Penilla. Further inquiry revealed that Penilla was already on probation for a conviction of sexual performance by a child.

On May 23, 2025, he was apprehended and taken into custody without incident. He was charged with aggravated sexual assault of a child under 14.

He is currently being held in Harris County Jail on a $200,000 bond.

“If you believe you are a victim of this man, please contact us directly at 832-927-6188,” Constable Mark Herman said in a Facebook post announcing Penilla’s arrest.


Loading...