German descendants inhabit much of central and southeast-central Texas. Over one-third of Texas residents are of Hispanic origin; while many have recently arrived, some Tejanos have ancestors with multi-generational ties to 18th century Texas. The African American population in Texas is increasing due to the New Great Migration. In addition to the descendants of the state's former slave population, many African American college graduates have come to the state for work recently in the New Great Migration. Since the early 21st century, the Asian population in Texas has grown—primarily in Houston and Dallas. Other communities with a significantly growing Asian American population is in Austin, Corpus Christi, San Antonio, and the Sharyland area next McAllen, Texas. Three federally recognized Native American tribes reside in Texas: the Alabama-Coushatta Tribe, the Kickapoo Traditional Tribe, and the Ysleta del Sur Pueblo.