After making several unsuccessful attempts to climb the building via the steps, the firefighters, using an extendible ladder, were able to rescue the woman and he cat.
The woman was taken to St. Mary Hospital, treated for smoke inhalation, and later released.
Three firefighters were also taken to the hospital for smoke inhalation.
On Thursday, Mayor David Roberts, a former firefighter, visited the recovering firefighters at St. Mary's.
"I very proud of the Fire Department. They worked hard and bravely to able to assist several people out of the building," Roberts said.
The mayor added that the city is going to help those who lost their homes find new apartments.
North Hudson Regional Fire and Rescue and the Jersey City Fire Department assisted in putting out the fire, which was finally extinguished by about 6 a.m.
Helmer's also damaged On the ground floor of the building is the landmark German restaurant Helmer's, which first opened its doors in 1935 and has been owned by the same family since 1949. The restaurant, which experienced some fire damage and extensive water damage, will be closed indefinitely.
However, it did not appear to be damaged externally, as the apartments above it were. Roberts said Friday morning that he encourages Helmer's to reopen as soon as possible and that the city is willing to assist in any way.
According to published reports, the owners of the restaurant said that the restaurant will reopen as soon as repairs can be made.