Cibolo is a city in Guadalupe County, Texas. A small portion of the city extends into Bexar County. The population was 3,035 at the 2000 census. Today, there are more than 12,000 people living in Cibolo.' Official Population is 11,384 Cibolo apartments for rent comparison page shows most up to date rent information on Cibolo apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.