Detail this asset from Unity Store: Original Link
This is a paid asset, but now you can download Suburban City Free.
Suburban City v1.0
“Suburban City ” pack contains 100+ game objects such as buildings,fench,bus stands,overbridges,road light,modular road segments and many others props. Trises of each buildings are below 400. High resulation textures used about 4000X4000, 3000X3000, and 1024X1024,atlasted and diffuse and normal maped. This package is suitable for FPS and TPS games,also mobile friendly. It is compatible with “UNITY5” A demo city is included and it looks like as video and screenshots. If you want you can contact me : email@example.com