Church Hill in Timber Ridge just outside of Lexington, VA was established by Horatio Thompson and is also the birth place of Sam Houston, the famous liberator of the Republic of Texas and Governor of the states of Tennessee and Texas. – LexingtonPark, CC BY-SA 4.0 – Wikimedia Commons Rockbridge County is located in Virginia. About 22,354 people live here. Between 2010 and 2020, the population grew from 22,307 to 22,650. The area covers about 1,557.0 square kilometers. The region is divided into 2 Municipalities. The region was founded in 1778. The name originates from Natural Bridge (place) Rockbridge County is county in Virginia, United States. More information at www.co.rockbridge.va.us.