Kingsbury is a city in eastern Guadalupe County, Texas, United States. Kingsbury was a Census-designated place in 2010, when the censu…Kingsbury is a city in eastern Guadalupe County, Texas, United States. Kingsbury was a Census-designated place in 2010, when the census reported a population of 782. It is part of the San Antonio Metropolitan Statistical Area. The election to incorporate Kingsbury into a Type-C Liberty City passed by a landslide vote of 66–2 on May 9, 2015 and the Order to declare Kingsbury a municipality was signed by County Judge Kyle Kutscher on May 19, 2015.