in what county is celina tx
Celina, Texas. Celina (/sáµ»ËlaÉªnÉ/ sÉ-LY-nÉ) is a city in Collin and Denton counties, Texas, United States. As of the 2010 census, Celina had a population of 6,028, up from 1,861 at the 2000 census. 1 Geography.