The blaze broke out at 210 Espanong Rd. in Lake Hopatcong shortly before 10:50 a.m. on Friday, Aug. 26, according to the Sparta Township Fire Department.
The address appears on Google as the location of the American Legion U.S. veterans association.
Additional crews were called to the scene following a partial building collapse, initial reports said.
Meanwhile, Espanong Road was closed from Edison Road to Noland Point, police said.
Scroll down to view additional photos from the scene.
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