Barangay Santo Tomas South is a barangay in Jaen, Nueva Ecija, in the Central Luzon (Region III) of the Philippines. Registered under PSGC code 0304912028 with ZIP code 3109, it had a 2020 Census population of 4,940. That makes it the 3rd most populous of Jaen's 27 barangays (5.9% of the municipal total of 83,895). It sits at about 26.1 m above sea level at coordinates 15.3552, 120.9153.
Overview
Barangay Santo Tomas South is a local community situated within Jaen, Nueva Ecija. Serving as the primary administrative building block of local governance, it connects local residents directly to municipal public services, community development, and regional infrastructure networks.
Demographics & Population Trends
Insights into growth, age distributions, and household composition.
Historical Population Growth
Barangay Santo Tomas South is tracked across every census round conducted by the Philippine Statistics Authority. The table and bar chart below trace its recorded population from 1990 to 2020, together with the annualized growth rate and net population change between counts. Read side by side, they show whether Santo Tomas South is expanding, contracting, or holding steady within Jaen, a signal that informs housing demand, school-age population, and the delivery of local public services.
| Census Date | Population | Growth | Net |
|---|---|---|---|
| 1990 May 1 | 3,151 | — | — |
| 1995 Sep 1 | 3,586 | +2.45% | 435 |
| 2000 May 1 | 3,823 | +1.38% | 237 |
| 2007 Aug 1 | 3,602 | -0.82% | -221 |
| 2010 May 1 | 4,047 | +4.33% | 445 |
| 2015 Aug 1 | 4,675 | +2.78% | 628 |
| 2020 May 1 | 4,940 | +1.17% | 265 |
Age Distribution (2015 Census)
The age profile of Barangay Santo Tomas South is drawn from the 2015 Census and grouped into five-year age bands. The table and bar chart below show how residents split across the young dependent population, the working-age population, and older residents, the balance that drives the local dependency ratio and median age. A community weighted toward working-age adults points to a wider labor force, while a broad base of children signals future demand for schools, health centers, and youth programs in Jaen.
| Age Group | Population | Share |
|---|---|---|
| Under 1 | 89 | 1.9% |
| 1 to 4 | 372 | 7.96% |
| 5 to 9 | 446 | 9.54% |
| 10 to 14 | 434 | 9.28% |
| 15 to 19 | 436 | 9.33% |
| 20 to 24 | 449 | 9.6% |
| 25 to 29 | 394 | 8.43% |
| 30 to 34 | 318 | 6.8% |
| 35 to 39 | 298 | 6.37% |
| 40 to 44 | 290 | 6.2% |
| 45 to 49 | 277 | 5.93% |
| 50 to 54 | 260 | 5.56% |
| 55 to 59 | 155 | 3.32% |
| 60 to 64 | 158 | 3.38% |
| 65 to 69 | 101 | 2.16% |
| 70 to 74 | 74 | 1.58% |
| 75 to 79 | 69 | 1.48% |
| 80 and over | 55 | 1.18% |
Young population (0-14) · 28.68%
Working-age population (15-64) · 64.92%
Older population (65+) · 6.4%
Household Trends
Household formation in Barangay Santo Tomas South is measured each census through the number of households and the average household size. The table and bar chart below plot how the household count has moved across the years. A rising number of households alongside a falling average size usually reflects smaller family units and new home formation, while a steady average size suggests multigenerational living remains common. These figures help gauge local housing stock, utility demand, and the pace of residential development in Jaen.
| Census Date | Households | Avg. Size |
|---|---|---|
| 1990 May 1 | 600 | 5.25 |
| 1995 Sep 1 | 701 | 5.12 |
| 2000 May 1 | 754 | 5.07 |
| 2007 Aug 1 | 798 | 4.51 |
| 2010 May 1 | 910 | 4.45 |
| 2015 Aug 1 | 1,203 | 3.89 |
Location & Environment
Geographic coordinates, comparative elevation, and environmental risk profile.
Relative rank among Jaen's barangays by 2020 population.
Elevation profile, compared to the 24 m municipal median.
Barangay Santo Tomas South is located at approximately 15.3552, 120.9153 (15°21'19" N, 120°54'55" E) on Luzon , roughly 26.1 meters above sea level.
Hazard Profile & Risk Context
Central Luzon lies along the main track of Pacific tropical cyclones and sees frequent typhoon passage during the June to November season.
HighCentral Luzon has moderate seismic exposure from regional fault systems, with occasional felt earthquakes.
ModerateLocalized flooding can occur during heavy rainfall, depending on drainage and proximity to rivers and low ground.
ModerateGeneral planning context derived from topographic models. Refer to PHIVOLCS and municipal DRRMO advisories for official disaster risk mapping.
Governance & Administrative Record
Local administration setup and statutory registry parameters.
As the primary administrative tier in the Philippines, Barangay Santo Tomas South in municipality of Jaen, province of Nueva Ecija is led by an elected Punong Barangay alongside a Sangguniang Barangay composed of seven elected council members. The barangay council oversees neighborhood disputes via the Lupong Tagapamayapa, enacts local ordinances, and maintains peace and public safety.
Official Registry
PSGC Statutory Data Sheet
Surrounding Area & Local Culture
Nearby communities, cultural landmarks, and local services in Jaen.
Nearest Barangays
Regional Culinary Highlights
Due to the abundance of local livestock, grilled pork dishes are ubiquitous, usually served with a sharp, spicy vinegar...
Ginisang MunggoA staple dish in the province, often elevated with smoked fish (tinapa), pork cracklings (chicharon), and fresh malungga...
KakaninA wide variety of rice cakes made from the province's own freshly harvested premium rice, including bibingka and sapin-s...
Other Barangays in Jaen
Frequently Asked Questions
Where is Barangay Santo Tomas South located?
Barangay Santo Tomas South is a barangay in Jaen, Nueva Ecija, in the Central Luzon (Region III) of the Philippines. Registered under PSGC code 0304912028 with ZIP code 3109, it had a 2020 Census population of 4,940. That makes it the 3rd most populous of Jaen's 27 barangays (5.9% of the municipal total of 83,895). It sits at about 26.1 m above sea level at coordinates 15.3552, 120.9153.
What is the population of Barangay Santo Tomas South?
4,940 as of the 2020 Census, the 3rd largest of Jaen's 27 barangays (5.9% of the municipal total).
What is the PSGC code of Barangay Santo Tomas South?
The PSGC code is 0304912028, a nine-digit identifier in the PSA classification.
What is the ZIP code of Barangay Santo Tomas South?
ZIP 3109, covering Jaen and its barangays.
How many barangays does Jaen have?
27 barangays per the PSA PSGC 1Q 2026 release.
Notes & Data Sources
- Administrative boundaries sourced from the PSA PSGC 1Q 2026 dataset release.
- Population figures and geographical metrics are integrated from official PhilAtlas and PSA Census records.