You can run Chrome in application mode.
Windows:
Chrome.exe --app=https://google.com
Mac:
/Applications/Google\ Chrome.app/Contents/MacOS/Google\ Chrome --app=https://google.com
Linux:
google-chrome --app=https://google.com
This removes all toolbars, not just the address bar, but it will definitely increase your real estate without having to use Kiosk mode.