Welcome to Central Texas and Fort Hood! In the Killeen area, you will find plenty of resources to make everyday life easier, convenient and fun! Killeen is located in Central Texas roughly between Waco and Austin. With a population of approximately 140,000 and growing, the Killeen area has a vast amount of resources that can help you adapt to everyday life. Below are links to the local Harker Heights, Killeen and Copperas Cove Chamber of Commerce websites.