North County Fire Authority officials say the man somehow got wedged between a steep 500-foot cliff off of Skyline Boulevard.
The incident was first reported at 6:06 p.m. and it took officials an hour to rescue him after locating him in the crevice.
SKY7 was over the rescue near John Daly and Skyline Boulevard. The person was seen airlifted by a CHP helicopter around 7 p.m.
WATCH: Crews perform cliff rescue at Thornton Beach
The man was taken into an ambulance and was transported to a hospital and rescue officials say that it was lucky that it was not foggy at the time of the rescue because it would've been too busy for the CHP chopper to assist.
North County Fire Authority officials say the do not have information on his condition.
Stay with ABC7 News for the latest details on this developing story.