First-hand, as well as the different response of SO , usually IISExpress contains a catalog with their data files to the address: C:\Users\<username>\Documents\IISExpress.
- (Logs\ TraceLogFiles\), - config\applicationhost.config. <sites> <site> node -.
- <virtualDirectory> node physicalPath:
<site name="YourWebSiteName" id="12345">
<application path="/" applicationPool="Clr4IntegratedAppPool">
<virtualDirectory path="/" physicalPath="D:\Physical\path\to\your\website\root"/>
</application>
...
</site>