Check out destroyed building Low-poly 3D model on CGTrader for $8. High-quality mesh by hisso: 32190 polys, 29625 vertices. PBR, Textured, UV Mapped.
OBJ (OBJ, filesize: 4.84 MB), MAX (Autodesk 3ds Max, filesize: 2.91 MB), FBX (Autodesk FBX, filesize: 1.88 MB)