Stone Oak is a master planned district in north central San Antonio, Texas, United States. It is located north of Loop 1604 and west of U.S. 281. The district has many gated communities with 24-hour security, well-landscaped medians, granite rock formations, and oak tree wooded areas. Stone Oak and its outlying neighborhoods have a combined population of 81,110 people as of 2020.[1][2]