Thief River Falls Man Held on Assault Charge

THIEF RIVER FALLS, Minn. (trfnews.i234.me) — Matthew Stengrim was booked into the Pennington County Jail on June 30, 2026.

Jail records list one fifth-degree assault charge against Stengrim. The allegation involves inflicting or attempting to inflict bodily harm.

The charge is listed under Minnesota Statute 609.224, subdivision 1(2). The statute covers certain fifth-degree assault allegations.

Booking and court information

The jail entry lists case number 26003069. It identifies Pennington County District Court as the court branch.

No court date appeared in the booking information. The entry also showed a bail or fine amount of $0.

Stengrim was listed on hold. The public entry did not explain the reason for that hold.

The custody record was marked as a new jail entry. It did not show whether Stengrim had appeared before a judge.

Matthew Stengrim booking photo. Click the image to view it.

The supplied jail record did not include an incident report. It also did not identify a victim or incident location.

No details were provided about what led to the booking. The record did not name the arresting agency.

Booking information describes Stengrim as 6 feet, 2 inches tall. His listed weight is 206 pounds.

The record lists blond hair and blue eyes. These details come from the jail booking entry.

Jail listings can change after court hearings or release decisions. Readers should check official records for the latest case status.

More jail information is available from the Pennington County Sheriff’s Office.

Public court records may also appear through Minnesota Court Records Online.

A criminal charge is an allegation. It does not prove guilt.

Stengrim is presumed innocent unless proven guilty in court. Future court filings may provide more information.

TRF News will update this report when verified details become available. Any update should reflect official court or jail records.

I’m Chris Harper, reporting for TRF News.