The state government added that 180 other students were rescued from the gunmen during the incident.
The college which is located at the opposite of the premier military university, Nigerian Defence Academy (NDA), Kaduna, was attacked around 11:30pm on Thursday.
The figure was disclosed to journalists at the college gate by the Kaduna State Commissioner for Internal Security, Samuel Aruwan.
Aruwan said that troops of the Nigerian Army Division 1 prevented the bandits from taking the many students and rescued 180 of them.
The commissioner said about 30 students could not be accounted for but assured that security agents, including police and the military were working around the clock to rescue them.
According to Aruwan, “Troops of the Nigerian Army in the early hours of today, Friday, 12th March 2021 rescued 180 citizens, many of them students, at the Federal College of Forestry Mechanization, Afaka, Igabi local government area of Kaduna State.
“The armed bandits in large numbers had attacked the institution at around 11:30pm on Thursday and kidnapped several students and staff.
“The armed bandits broke into the institution by breaching a perimeter fence. They then encroached about 600 meters to attack the first facility.
“The Ministry of Internal Security and Home Affairs on receiving a distress call alerted the 1 Division Nigerian Army and the Air Training Command of the Nigerian Air Force.
“Troops of the Nigerian Army immediately moved to the school and engaged the armed bandits accordingly.
“The troops successfully rescued 180 citizens; 42 female students, eight staff and 130 male students. However, about 30 students, a mix of males and females, are yet to be accounted for.
“Some of the rescued students were injured and presently receiving medical attention at a military facility.”