745 thousand. According to the query of the red and black population database, at the beginning of 2023, the population of Longchang was 745,000, the urban population was 199 10000, and the rural population was 545,800, ranking third in Neijiang. Longchang is a county-level city under the jurisdiction of Sichuan Province, managed by Neijiang City and located in the southeast of Sichuan Province.