So you're curious about how many words are in 'The Lord of the Rings'? It gets tricky because of how Tolkien's work is published. The most straightforward figure comes from the single-volume editions, which usually run about 481,000 words total. That's for the whole saga of the Fellowship, the Two Towers, and the Return of the King.
However, if you pick up the three-volume paperback set that most people have, you'll find the word count isn't evenly split. 'The Fellowship of the Ring' is the longest of the three at around 187,000 words. The other two volumes are a bit shorter, each hovering in the 150,000-word range. It makes sense when you think about it; 'Fellowship' has to build the entire world and introduce the sprawling cast.
Things get more complicated with special editions. The 50th Anniversary single volume I have includes appendices, and those add a significant chunk—maybe another 50,000 words or so of lore, family trees, and timelines. Then there are the fancy illustrated or collector's editions. The page count might be higher due to artwork and larger print, but the core text word count stays the same. My advice? If you're tracking reading time or setting a goal, plan for nearly half a million words for the core story, and add a buffer if you're a completionist who reads every footnote and appendix entry.