Location: Santa Teresa 1st lies in western Lubao along Jose Abad Santos Avenue, bordering Del Carmen, Santa Rita, Santa Cruz, Santa Maria, San Pablo 2nd, San Pedro Saug, and San Roque Arbol philatlas.com+15philatlas.com+15philatlas.com+15.
Coordinates: Approximately 14.9263° N, 120.5569° E, and it sits at an elevation of 11.1 m (36.4 ft) above sea level mapcarta.com+6philatlas.com+6mapcarta.com+6.
Population (2020): 3,606 residents — around 2.08% of Lubao’s total population philatlas.com+2philatlas.com+2philatlas.com+2.
Households (2015): 631 households with an average household size of 4.53 members (household population 2,856) commons.wikimedia.org+3philatlas.com+3philatlas.com+3.
Population Growth (1990–2020): Grew robustly from 1,572 (1990) to 3,606 (2020), with a significant +5.03% annual growth between 2015 and 2020 (increase of 750) philatlas.com.
Largest age group: 10–14 years (290 individuals, 10.15%)
Smallest age group: 75–79 years (20 individuals, 0.70%) philatlas.com.
Dependency Ratios & Median Age:
Youth dependency: 45.18
Elderly dependency: 6.98
Total: 52.16
Median age: 25.65 years reddit.com+11philatlas.com+11mapcarta.com+11.
Barangay Hall & Chapel: Two-story hall alongside the chapel mapcarta.com+6commons.wikimedia.org+6zamboanga.com+6.
Covered Court: Adjacent to the hall—venue for sports and gatherings mapcarta.com+2mapcarta.com+2mapcarta.com+2.
Santa Teresa 1st Chapel: Main site of worship located near civic buildings philatlas.com+15mapcarta.com+15phl.postcodebase.com+15.
Santa Teresa 1st Elementary School: Established 1967; includes covered court, daycare, and is near the barangay hall mapcarta.com+5mapcarta.com+5mapcarta.com+5.
Health Station & Daycare Centers: Barangay health station, Hope Child Development Center, and other childcare facilities nearby mapcarta.com+1mapcarta.com+1.
Barangay Santa Teresa 1st is a youthful and fast-growing community with over 3,600 residents—its population nearly doubled over three decades, driven by a 5% annual growth rate recently. It is well‑equipped with core public infrastructure including a barangay hall, chapel, covered court, school, health station, and daycare services. Strategically located and well-connected, it continues to develop as a significant barangay in Lubao.