A large-scale restroration work was carried out during the King Rama III of early Rattanakosin period after which time it was consecrated a royal temple.

Inside the ubosot there are multi media art techniques, namely paintings with lai rot nam (Thai gilded lacquer) relating classic Chinese literature Romance of the Three Kingdoms.

[1] The temple collecting includes a number of objects created in the styles of both Chinese and European art.

[1] Wat Nang Nong has been registered as a national ancient monument by the Fine Arts Department since 1977.

Independent historian Sujit Wongthes assumed that it must have been distorted from the word Bang Nam Nong, meaning "inundation place".