The Court of Santa Martha Acatitla ordered the release of Nestora Salgado, former community police leader of Olinalá.
This was confirmed by her lawyer Leonel Rivero, in an interview with W Radio this afternoon.
Salgado is a Seattle-area resident who returned to her native Mexico and led a vigilante-style - but legal - community police force, which mounted patrols to protect residents from drug cartels.
She was charged with kidnapping, robbery, illegal deprivation of liberty, and homicide.
Salgado was arrested on August 21, 2013 and sent to a high security prison in Tepic, Nayarit, and then moved to the Medical Tower of the women's prison in Tetepan due to health problems for a hunger strike she undertook as a protest.
It is expected to Nestora Salgado leaves the Tetepan jail on Friday.