Nampa Police says the report came in from the area of Whispering Willow Lane and Sugar Avenue just before 9 p.m. in Indian Creek.
Nampa Police say two men were fishing when they spotted what appeared to be a body of a woman in the water.
Crews say she was still alive when they pulled her from the water and she's been taken to a local hospital in unknown condition.
The Nampa Police Department is looking into how the women ended up in the creek.
Police would like anyone who saw the woman walking in the neighborhood between Sugar Ave and Kings Rd to call Nampa Police at 465-2257.
Officers say the woman had been reported missing Thursday morning.