Santa Catalina is considered as a second class and largest municipality in the province of Negros Oriental, Philippines. On the year 2000, Sta. Catalina has a population of 67,197 people and 13,125 households according to CENSUS.
The Municipality of Santa Catalina is divided into 22 Barangays:
* Alangilan
* Amio
* Buenavista
* Kabulacan
* Caigangan
* Caranoche
* Cawitan
* Fatima
* Mabuhay
* Manalongon
* Mansagomayon
* Milagrosa
* Nagbinlod
* Nagbalaye
* Obat
* Poblacion
* San Francisco
* San Jose
* San Miguel
* San Pedro
* Santo Rosario
* Talalak