Fonts in Windows 7 are located in the C:\Windows\Fonts folder. Windows 7 features over 40 new fonts. However if you would still like to install new fonts in Windows 7, the process to do so now is simplified.
Install and uninstall Fonts
First download the font, which you would like to install. There are several websites which offer free Windows fonts. Unzip the font.

Now right click on it and click on install. Thats it.
If you’d like to preview the font and then install it, double click on the font and view it in the font viewer. In the taskbar you will see 2 buttons; Print and Install. Click on Install to install the font.

To uninstall the font, open the Fonts control panel applet, select the font and click on the Delete option available in the menubar.
How to load and unload fonts without installing, uninstalling them may also interest you. Windows Vista users may want to see how to install & uninstall fonts in Windows Vista.
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