The number of pages varies, but there are about 7200 words.
9,700 words
Sherlock Holmes Was Wrong has 208 pages.
The Memoirs of Sherlock Holmes has 279 pages.
Some people seem to confuse the entire series of Sherlock Holmes stories with The Adventures of Sherlock Holmes. The Adventures of Sherlock Holmes contains the first 12 short stories of the 56 total short stories and 4 novels, and it contains about 105,000 words. Contents: A Scandal in Bohemia The Red-Headed League A Case of Identity The Boscombe Valley Mystery The Five Orange Pips The Man with the Twisted Lip The Adventure of the Blue Carbuncle The Adventure of the Speckled Band The Adventure of the Engineer's Thumb The Adventure of the Noble Bachelor The Adventure of the Beryl Coronet The Adventure of the Copper Beeches
The Last Sherlock Holmes Story has 192 pages.
240 pages
Erasing Sherlock has 192 pages.
The createspace version has 114 pages. It was written by Sir Arthur Conan Doyle. This is the book that introduces the Sherlock Holmes and Dr. John Watson characters.
Lions in the Street has 274 pages.
Two for the Lions has 400 pages.
The Young Lions has 689 pages.
Ruins of Adventure has 96 pages.