It has an area of 542 square kilometres (209 sq mi);[2] the population was 1,657 in 2021.

[4] The mukim is named after Kampong Amo, one of the villages it encompasses.

[citation needed] The mukim is located in the eastern part of the district,[2] bordering Mukim Batu Apoi to the north-east, Mukim Bokok to the west and Mukim Bangar to north-west, as well as the Malaysian state of Sarawak to the east and south.

The entire population lived in rural areas.

As of 2021, the mukim comprised the following census of villages: The government primary schools in the mukim include: Meanwhile, the government schools for the country's Islamic religious primary education include: