Wat Ku is situated near the Chao Phraya River in Bang Pood Subdistrict, Pak Kret, Nonthaburi. The temple construction is of Mon architecture.
Wat Ku or Wat Phra Nang Rua Lom was built in 1752. It was formerly named Wat Lang Suan, but later, on May 31st, 1880, the royal yacht of Queen Sunantha Kumariratana, the first queen consort of King Rama V, passed by Bang Pa In, and the yacht sank, resulting in the deaths of Queen Sunantha Kumariratana and Queen Kannaporn Petchsopang.