Located on the Mekong Delta, LongAn is surrounded by TayNinh Province and Cambodia on the north, HoChiMinh City on east, TienGiang Province on the south and DongThap Province on the west.
LongAn is divided into smaller areas by a complex network of rives and canals. Silt from VamCoDong and VamCoTay rives has raised the level of the field of LongAn. This silt makes a good condition for agriculture. The terrain is quite flat except some hills and mounds on the north. The western area belongs to the Plain of Reeds.
LongAn is on tropical monsoon climate. The rain season lasts from May to October and the dry season lasts from November to April next year. Annual average temperature is 27.4șC. Annual average rainfall is 1,620mm.
Visitors are attracted to LongAn by value of OcEo culture that develops on the Mekong Delta from 1st BC to 6th century BC. 12,000 objects of 20 prehistoric monuments and 100 OcEo culture relics have been found. Beside these, Long An preserves valuable sites including House with Hundred Columns, RachCoc Fort, TonThanh Pagoda. In DongThapMuoi Eco-tourist Site, tourists can discover many special flora and fauna and try typical dishes of the South.
LongAn has National Highways No.1A crossing TanAn Town, National Highway No.62 linking to BinhHiep Border Gate to Cambodia, National Highway No.50 from Mytho (Tien Giang) to HoChiMinh City via CanDuoc Townlet. LongAn is 47km from HoChiMinh City.