Is there a landfill in Round Rock?

No. However, the Williamson County Landfill is located at 600 Landfill Road, Hutto, TX 78634 (near the intersection of CR128 and FM1660).  You may contact the landfill at (512) 846-2756 or visit their web site at http://williamsoncountylandfill.wm.com/index.jsp .