Trenton Psychiatric Hospital

Founded in 1848 by Dorothea Dix, this was the first public institution to use the Kirkbride Plan. When Dr. Henry Cotton ran it from 1907 to 1933, he performed gruesome surgical experiments on patients without anesthesia.

The Trenton Psychiatric Hospital was founded on May 15, 1848, by mental health advocate Dorothea Lynde Dix, making it the first public mental institution in New Jersey. It was originally designed according to the Kirkbride Plan, an architectural philosophy that promoted patient privacy, natural light, and a structured environment believed to aid recovery. The campus grew over the decades into a sprawling complex of buildings and wards that at its peak housed thousands of patients. Its early years were marked by progressive intentions, but its later history would become a case study in medical horror.

In 1907, Dr. Henry Andrews Cotton was appointed medical director, and he would transform the hospital into a laboratory for one of the most disturbing pseudoscientific theories in American psychiatric history. Cotton believed that mental illness was caused by chronic focal infections -- bacteria lodged in specific parts of the body. His prescribed cure was radical surgery: the removal of the infected tissue. Under his direction, Cotton and his staff pulled more than 11,000 teeth from patients, often without anesthesia or consent. When tooth extractions didn't produce the desired cure, Cotton escalated to removing tonsils, gallbladders, spleens, stomachs, sections of the colon, testicles, ovaries, and other organs. He focused particularly on what he called the right side of the hindgut, which he believed was the source of depraved impulses. His staff performed at least 645 major surgeries. Cotton publicly claimed cure rates approaching ninety percent, but internal reviews revealed that the actual death rate from his procedures was disturbingly high. Many patients simply died on the operating table or from post-surgical infections in an era before antibiotics.

Cotton's practices continued even after statistical reviews disproved his theories. He died in 1933, but elements of his approach reportedly persisted at the hospital well into the second half of the twentieth century. The suffering inflicted on thousands of patients over multiple decades has left what many believe to be a permanent mark on the facility.

Those who have entered the abandoned wings of the hospital report being touched by unseen hands, encountering dark figures moving through the deteriorating hallways, experiencing sudden and intense temperature drops, and feeling an overwhelming sensation of being watched. The most frequently reported ghost is Dr. Cotton himself, seen wandering the corridors in his white doctor's coat, as though still making rounds among patients who can no longer flee his care. Ghosts described as patients with missing limbs or disfigured bodies have been reported throughout the facility, their appearances consistent with the mutilating surgeries that defined Cotton's era. Screams and moans echo from patient rooms that have stood empty for years. The facility still operates today with approximately four hundred beds in its active sections, but many of the older wards -- the ones that housed Cotton's patients -- have been abandoned, their windows dark, their hallways accessible only to those willing to walk where thousands suffered.