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Primary PHLPost ZIP for Loreto. In NCR and some large cities, barangays can have different ZIPs. Confirm with PHLPost.
Punong Barangay
Mark Anthony Dequiña Mariano(2023 - 2026 term)
Next BSKE
November 2, 2026
Barangay Santo Tomas · Data updated 2026-05-29
About Barangay Santo Tomas
Barangay Santo Tomas forms part of Loreto, a municipality in Agusan Del Sur, and is classified as a mid-sized barangay.
According to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority, Barangay Santo Tomas had a population of 4,142. This made it the 2nd largest of 17 barangays in Loreto by population, placing it among the most populous barangays of the municipality. Residents of Barangay Santo Tomas accounted for approximately 9.47% of the total population of Loreto, which stood at 43,761 in the same 2024 POPCEN reference period.
Read more about Barangay Santo TomasShow less
Between the 2020 Census of Population and Housing and the 2024 POPCEN, the population of Barangay Santo Tomas changed from 4,363 to 4,142, a shift of -5.1% over the four-year period. This places the barangay among those with contracting populations in Loreto. Barangay Santo Tomas is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.
Loreto is a municipality comprising 17 barangays, and serves as the governing unit directly responsible for local services in Barangay Santo Tomas, including public health, sanitation, peace and order, and civil registration. Within the wider province of Agusan Del Sur, which contains 314 barangays across its component cities and municipalities, Barangay Santo Tomas ranks 39th by 2024 POPCEN population. Agusan Del Sur 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.
Compiled from official Philippine Statistics Authority census data and Philippine Standard Geographic Code records. Reviewed and published by the Barangay Directory editorial team. See our methodology for sources, verification process, and update cadence.
Important: Officials shown here reflect the 2023 - 2026 term. Barangay leadership can change due to resignation, succession, or special circumstances. Always verify directly with Loreto or the barangay hall before relying on this information for any official transaction, legal matter, or formal communication. The next Barangay and SK Elections are scheduled for Monday, November 2, 2026.
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Population history of Barangay Santo Tomas from official Philippine Statistics Authority census releases.
Census
Population
Change
% change
2015 Census
3,859
—
—
2020 CPH
4,363
+504
+13.1%
2024 POPCEN
4,142
-221
-5.1%
2015–2020: +13.1% total (+2.49%/yr).2020–2024: -5.1% total (-1.29%/yr).
Source: PSA Census of Population (2015), Census of Population and Housing (2020), and POPCEN (2024) as published by the Philippine Statistics Authority. Figures are official as declared by Proclamation.
Comparative Context
2024 POPCEN
Rank in Loreto
2ndof 17
Among the top 10% of Loreto by population.
Share of Loreto
9.5%
of the municipality's total 43,761 residents.
Rank in Agusan Del Sur
39thof 314
Province-wide percentile: 88.
PSA Classification
Rural
Lower density, predominantly non-built-up land use.
Income Classification
1st
BLGF highest fiscal capacity tier.
Loreto (municipality) class
1st
Parent municipality income class — influences LGU services and budget that reach this barangay.
Rankings derived from the most recent PSA population data for each barangay. Classifications sourced from the Philippine Statistics Authority and Bureau of Local Government Finance.
These services are available at every barangay hall in the Philippines under Republic Act 7160 (Local Government Code). Visit Barangay Santo Tomas in Loreto during office hours to request any of the following.
Services listed are based on Republic Act 7160 (Local Government Code of 1991). Specific requirements and fees vary by barangay. Always call the hall before visiting to confirm requirements and availability.
🆘Emergency Hotlines
Verified April 2026. In a life-threatening emergency, dial 911 first.
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Frequently Asked Questions about Barangay Santo Tomas
Where is Barangay Santo Tomas located?▾
Barangay Santo Tomas is a barangay in the municipality of Loreto, Agusan Del Sur, Caraga, Philippines.
What is the address of the Barangay Santo Tomas hall?▾
Barangay Santo Tomas is located in Loreto, Agusan Del Sur, Caraga, Philippines. The exact street address of the barangay hall is being verified.
Who is the Punong Barangay of Barangay Santo Tomas?▾
The Punong Barangay of Barangay Santo Tomas is Mark Anthony Dequiña Mariano (2023 - 2026 term). The next Barangay and Sangguniang Kabataan Elections are scheduled for Monday, November 2, 2026.
How can I contact Barangay Santo Tomas?▾
You can contact Barangay Santo Tomas via phone at 09687707204.
What municipality is Barangay Santo Tomas part of?▾
Barangay Santo Tomas is one of 17 barangays in the municipality of Loreto, Agusan Del Sur, Philippines.
Is Barangay Santo Tomas urban or rural?▾
Barangay Santo Tomas is officially classified as rural by the Philippine Statistics Authority. Rural classification is applied to barangays with lower population density and predominantly non-built-up land use — often agricultural, coastal, or upland areas with more dispersed housing.
What is the income classification of Loreto?▾
Loreto is classified as a 1st by the Bureau of Local Government Finance. This classification is based on the municipality's annual regular income and broadly indicates the size of the local government's budget for services like health, sanitation, peace and order, and infrastructure that reach barangays such as Barangay Santo Tomas.
Has the population of Barangay Santo Tomas been growing or shrinking?▾
Between the 2020 and 2024 censuses, Barangay Santo Tomas went from 4,363 residents to 4,142 — a change of -5.1% over the intercensal period. The barangay is shrinking significantly based on figures published by the Philippine Statistics Authority in the 2024 POPCEN.
What region of the Philippines is Barangay Santo Tomas in?▾
Barangay Santo Tomas is part of the Caraga administrative region of the Philippines. Within Caraga, the barangay falls under the province of Agusan Del Sur, and is one of 17 barangays administered by Loreto.
How many barangays are in Loreto?▾
Loreto has 17 barangays, including Barangay Santo Tomas. You can browse the full list on our Loreto page.
How many residents does Barangay Santo Tomas have?▾
Barangay Santo Tomas had a population of 4,142 residents according to the 2024 POPCEN (Census of Population) published by the Philippine Statistics Authority.
What is the ZIP code of Barangay Santo Tomas?▾
The primary PHLPost ZIP code for Loreto is 8507. In most Philippine municipalities, this same ZIP applies to every barangay in the city. However, in NCR cities (Manila, Quezon City, Makati, etc.) and a few large cities like Cebu City, Davao City, and Baguio, each barangay may have its own ZIP code. For the most accurate ZIP for Barangay Santo Tomas, confirm with PHLPost at https://phlpost.gov.ph.
When was this page last updated?▾
The information on this page for Barangay Santo Tomas was last updated on 2026-05-29. Barangay leadership, contact information, and hours can change — always verify directly with the barangay hall before relying on this information for any official transaction.
Looking for general barangay-services questions — barangay clearance, cedula, BSKE 2026, or emergency hotlines? See our barangay services guides.
Helpful Guides for Residents of Barangay Santo Tomas
Editorial process and update cadence documented in our methodology. Errors or corrections welcome via the submission form above. This page was last updated on 2026-05-29.
