Barangay Upper Atok

Classified as a very small barangay, Barangay Upper Atok is one of the administrative divisions of Flora in Apayao, CAR, Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Upper Atok had a population of 309. This made it the 15th largest of 16 barangays in Flora by population, placing it among the smaller barangays of the municipality. Residents of Barangay Upper Atok accounted for approximately 1.72% of the total population of Flora, which stood at 17,944 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Upper Atok moving from 236 residents to 309 residents, an intercensal change of +30.9%. The trajectory indicates a growing community. The Philippine Statistics Authority classifies Barangay Upper Atok as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Flora is a municipality comprising 16 barangays, and serves as the governing unit directly responsible for local services in Barangay Upper Atok, including public health, sanitation, peace and order, and civil registration. Within the wider province of Apayao, which contains 133 barangays across its component cities and municipalities, Barangay Upper Atok ranks 121st by 2020 population. Apayao is classified as a 3rd by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

The barangay's legislative and executive affairs are handled by a Punong Barangay and the Sangguniang Barangay, elected nationwide during the Barangay and SK Elections. The next BSKE is scheduled for Monday, November 2, 2026, following the synchronized election schedule set by COMELEC Resolution No. 11191.