At 0055 hrs Jersey City Fire Dispatch transmitted district 561 for a fire reported at 26 Tuers Ave. Dispatched was E-9-15-10 T-6-12 Sqd-4 Res-1 Batt-4. Upon arrival E-9 reported a 3 sty frame fully involved with people trapped and requested a 2nd alarm. Batt-4 arrived within seconds and gave a report of all occupants were out, however he had a heavy fire condition in the fire building with extention to exposure D. Deputy 1 arrived and requested an additional Eng & 2 Trks as he was putting the fast truck to work. The efforts of the JCFD has to be well commeded as this fire was quickly knocked down within 20 mins.