Barangay Ibaba is a barangay in Santa Rosa, Nueva Ecija, in the Central Luzon (Region III) of the Philippines. Registered under PSGC code 0403428007 with ZIP code 3101, it had a 2020 Census population of 8,069. That makes it the 14th most populous of Santa Rosa's 51 barangays (10.1% of the municipal total of 80,258). It sits at about 8.9 m above sea level at coordinates 14.3146, 121.1184.
Overview
Barangay Ibaba is a local community situated within Santa Rosa, 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 Ibaba 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 Ibaba is expanding, contracting, or holding steady within Santa Rosa, a signal that informs housing demand, school-age population, and the delivery of local public services.
| Census Date | Population | Growth | Net |
|---|---|---|---|
| 1990 May 1 | 2,334 | — | — |
| 1995 Sep 1 | 2,825 | +3.64% | 491 |
| 2000 May 1 | 3,675 | +5.8% | 850 |
| 2007 Aug 1 | 5,011 | +4.37% | 1,336 |
| 2010 May 1 | 4,536 | -3.56% | -475 |
| 2015 Aug 1 | 8,291 | +12.17% | 3,755 |
| 2020 May 1 | 8,069 | -0.57% | -222 |
Age Distribution (2015 Census)
The age profile of Barangay Ibaba 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 Santa Rosa.
| Age Group | Population | Share |
|---|---|---|
| Under 1 | 130 | 1.57% |
| 1 to 4 | 629 | 7.59% |
| 5 to 9 | 689 | 8.31% |
| 10 to 14 | 648 | 7.82% |
| 15 to 19 | 646 | 7.79% |
| 20 to 24 | 758 | 9.14% |
| 25 to 29 | 1,014 | 12.23% |
| 30 to 34 | 937 | 11.3% |
| 35 to 39 | 828 | 9.99% |
| 40 to 44 | 461 | 5.56% |
| 45 to 49 | 429 | 5.17% |
| 50 to 54 | 288 | 3.47% |
| 55 to 59 | 284 | 3.43% |
| 60 to 64 | 236 | 2.85% |
| 65 to 69 | 163 | 1.97% |
| 70 to 74 | 77 | 0.93% |
| 75 to 79 | 38 | 0.46% |
| 80 and over | 36 | 0.43% |
Young population (0-14) · 25.28%
Working-age population (15-64) · 70.93%
Older population (65+) · 3.79%
Household Trends
Household formation in Barangay Ibaba 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 Santa Rosa.
| Census Date | Households | Avg. Size |
|---|---|---|
| 1990 May 1 | 477 | 4.89 |
| 1995 Sep 1 | 636 | 4.44 |
| 2000 May 1 | 888 | 4.14 |
| 2007 Aug 1 | 1,115 | 4.48 |
| 2010 May 1 | 1,108 | 4.09 |
| 2015 Aug 1 | 2,595 | 3.19 |
Location & Environment
Geographic coordinates, comparative elevation, and environmental risk profile.
Relative rank among Santa Rosa's barangays by 2020 population.
Elevation profile, compared to the 28.7 m municipal median.
Barangay Ibaba is located at approximately 14.3146, 121.1184 (14°18'53" N, 121°07'06" E) on Luzon , roughly 8.9 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.
ModerateAt roughly 8.9 m above sea level, low-lying areas here are more exposed to flooding and, near the coast, storm surge during major storms.
HighGeneral 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 Ibaba in municipality of Santa Rosa, 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 Santa Rosa.
Nearest Barangays
Regional Culinary Highlights
As a major producer of freshwater fish, Santa Rosa features everything from crispy fried tilapia to pinaputok na tilapia...
Inihaw na BaboyDue 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...
Frequently Asked Questions
Where is Barangay Ibaba located?
Barangay Ibaba is a barangay in Santa Rosa, Nueva Ecija, in the Central Luzon (Region III) of the Philippines. Registered under PSGC code 0403428007 with ZIP code 3101, it had a 2020 Census population of 8,069. That makes it the 14th most populous of Santa Rosa's 51 barangays (10.1% of the municipal total of 80,258). It sits at about 8.9 m above sea level at coordinates 14.3146, 121.1184.
What is the population of Barangay Ibaba?
8,069 as of the 2020 Census, the 14th largest of Santa Rosa's 51 barangays (10.1% of the municipal total).
What is the PSGC code of Barangay Ibaba?
The PSGC code is 0403428007, a nine-digit identifier in the PSA classification.
What is the ZIP code of Barangay Ibaba?
ZIP 3101, covering Santa Rosa and its barangays.
How many barangays does Santa Rosa have?
51 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.