How To: Change draw order among features of an ArcMap layer
The content in this article pertains to ArcGIS versions 8.x only. Later versions of ArcGIS may contain different functionality, as well as different names and locations for menus, commands and analysis tools.
The display order of individual features in a layer can be controlled through the data frame's Advanced Drawing Options.
Define the layer symbology.
Right-click the layer in the Table Of Contents (TOC).
Switch to the Symbology tab.
Open the Data Frame's "Advanced Drawing Options" dialog box, right click the data frame in the TOC,and select Advanced Drawing Options.
Check Draw using advanced drawing options
Rearrange the feature types to draw in the desired order.