A 40-year-old Tarrant County jail inmate died Sunday after being found unresponsive in her cell, according to a statement Monday from the Tarrant County Sheriff’s Office.
Officials say the woman received life-saving care from the medical staff at John Peter Smith Correctional Health after she was found unresponsive on Dec. 21.
She was transported to JPS Hospital for additional care, where she died later that day, the statement said.
The woman was initially arrested by the Arlington Police Department on robbery charges and transported to the Tarrant County jail, where she has been housed since Aug. 3, 2025.
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In-custody deaths are investigated and reviewed by Tarrant County Sheriff’s Office jail staff and criminal investigations division, the Tarrant County Medical Examiner’s Office and others, the statement said.
The woman’s identity and cause of death have not yet been publicly released.
Her death marks the latest in a string of in-custody deaths at the Tarrant County jail. The two most recent were the deaths of a 57-year-old woman in April 2025 and a 61-year-old man in August 2025.
No further information about the incident was immediately available.