Anytime you want to know the total number of words in your document, look at the status bar at the bottom of the Word window.
Count the number of characters, lines, and paragraphs
To see the number of characters, lines, paragraphs, and other information, click the word count in the status bar to open the Word Count box.
Count the number of words in a part of a document
To count the number of words in only part of your document, select the text you want to count, and then on the Review tab, click Word Count.