The discovery of Lorojonggrang Temple was reported by C.A. Lons in 1733. The temple was in ruined condition, abandoned among grass and tree vegetation.
First effort to reveal the presence of a temple was done in 1885 by cleaning the site from grasses and shrubs followed by grouping the stones. This project was supervised by Yzerman, Groneman and van Erp. The work was continued in 1918.
Grouping and identifying the stones in detail followed by restructuring Ciwa Temple was done by van Erp in 1937, restoration began under the supervision of Bosch, followed by Stutterheim, van Ramound and others.
The restoration was finished in December 20, 1953. About 240 temples undergone restoration, such as two Apit Temples (restored in 1923), four Kelir Temples and four Corner Temples (Candi Sudut), two Perwara Temples, two entrance gates, the South Gate and the North Gate.