SCHERTZ, Texas – A Marion volunteer firefighter was arrested Wednesday at his home in Schertz on charges related to sexual assault of a child, according to the Guadalupe County Sheriff’s Office.
Coltin Wiley, 28, was booked into the Guadalupe County Jail on one count of aggravated sexual assault and one count of continuous sexual assault of a victim under 14, according to jail records.
Wiley was arrested without incident by Guadalupe County deputies after Schertz police performed an investigation off a report from the State Law Enforcement Notification System, according to a police department news release.
On 07/23/2025, the Guadalupe County Sheriff's Fugitive Apprehension Unit located and arrested Coltin Lane Wiley at his...
Posted by Guadalupe County Sheriff's Office on Thursday, July 24, 2025
According to booking information, the offense date for continuous sexual assault of a victim under 14 is listed as Jan. 1, 2021. The offense date for the aggravated sexual assault charge is listed as June 27, 2025.
On Wednesday night, Wiley was listed on the Marion Volunteer Fire Department’s website as the Vice President (VP) of its Board of Directors.
However, as of Thursday afternoon, Wiley was no longer listed on the department’s website as the board of directors’ VP. Under the “Vice President” entry, the position is now listed as “vacant.”
KSAT reached out to the Marion Volunteer Fire Department for more information on Wiley but the department has yet to respond to the station’s request.
Wiley’s arrest is the fourth arrest made in the last four days by the Guadalupe County Sheriff’s Office’s Fugitive Apprehension Unit related to the sexual exploitation of children.
Schertz police said its investigation is ongoing.
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