Onion Branch is a stream located in Williamson County, Texas. It appears on the Round Rock USGS 7.5-minute topographic quadrangle. The nearest populated place is Old Round Rock (historical), approximately 0.6 miles to the W.
Williamson County · Texas
Onion Branch is a stream located in Williamson County, Texas. It appears on the Round Rock USGS 7.5-minute topographic quadrangle. The nearest populated place is Old Round Rock (historical), approximately 0.6 miles to the W.