Barangay San Leon

Classified as a mid-sized barangay, Barangay San Leon is one of the administrative divisions of Umingan in Pangasinan, Ilocos Region, Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay San Leon had a population of 2,127. This made it the 10th largest of 58 barangays in Umingan by population, placing it in the upper half of the municipality. Residents of Barangay San Leon accounted for approximately 2.76% of the total population of Umingan, which stood at 77,074 in the same census year.

Census comparisons between 2015 and 2020 show Barangay San Leon moving from 2,288 residents to 2,127 residents, an intercensal change of -7.0%. The trajectory indicates a contracting community. The Philippine Statistics Authority classifies Barangay San Leon as urban, reflecting the density and built-up character of the area.

Umingan is a municipality comprising 58 barangays, and serves as the governing unit directly responsible for local services in Barangay San Leon, including public health, sanitation, peace and order, and civil registration. Within the wider province of Pangasinan, which contains 1,364 barangays across its component cities and municipalities, Barangay San Leon ranks 577th by 2020 population. Pangasinan is classified as a 1st 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.