Creating an index in Word lets you organize and quickly find key terms in your document. To do this, you’ll need to mark the terms you want to include in the index, generate the index itself, and then update it as needed. Ready to make your document super user-friendly? Read on for an easy step-by-step guide!
How to Create an Index in Word
Creating an index in Word involves marking the terms you want indexed, generating the index, and updating it as you make changes to your document. Here’s how to get it done.
Step 1: Highlight the Term You Want to Index
First, highlight the word or phrase you want to appear in the index.
Find the term you want to index in your document. Simply click and drag your mouse over it to highlight it. This step tells Word exactly what term should be listed in the index.
Step 2: Mark the Entry
Go to the "References" tab, then click "Mark Entry."
After highlighting the term, navigate to the "References" tab on the toolbar. Click on "Mark Entry" in the Index section. This opens a dialog box where you can adjust settings like the term’s format or subentries.
Step 3: Customize the Index Entry
Adjust any settings in the Mark Index Entry dialog box, then click "Mark."
In the "Mark Index Entry" dialog box, you can choose to mark the term as it is or customize it. For example, you can add subentries or cross-references. Once you’re satisfied, click "Mark."
Step 4: Mark Additional Entries
Continue marking other terms throughout your document.
Repeat steps 1-3 for all the terms you want included in your index. This might take a while if your document is lengthy, but it’s worth it for comprehensive indexing.
Step 5: Insert the Index
Place your cursor where you want the index to appear, go to the “References” tab, and click “Insert Index.”
Once you’ve marked all your entries, decide where in your document you want the index to appear. Place your cursor there, go back to the "References" tab, and click "Insert Index."
Step 6: Update the Index
As you make changes to your document, update the index by right-clicking it and selecting "Update Field."
Indexes need to be updated if you make changes to your document. Right-click the index and select "Update Field" to ensure it reflects the most current information.
Once you’ve completed these steps, your document will feature an organized index where users can quickly find the terms you’ve highlighted.
Tips for Creating an Index in Word
- Plan Ahead: Before you start marking entries, make a list of key terms you want included.
- Use Consistent Terms: Ensure that the terms you mark are consistent throughout your document for accuracy.
- Subentries: Use subentries to make your index more detailed and useful.
- Cross-References: Utilize cross-references to guide readers to related terms.
- Regular Updates: Update your index regularly to keep it accurate as you edit your document.
Frequently Asked Questions
How do I delete an index entry?
Delete the XE field code that marks the entry. Just highlight the field code and press the Delete key.
Can I format the index?
Yes, you can format the index using styles. Go to “References” > “Insert Index” > “Formats” and choose your preferred style.
What is a subentry?
A subentry is a secondary term listed under a main index entry. It helps in providing more specific information.
How do I update the index?
Right-click the index and choose "Update Field." This will refresh the index with any new marked terms.
Can I edit an existing index entry?
Yes, just find the XE field code for the entry, make your changes, and update the index.
Summary
- Step 1: Highlight the Term.
- Step 2: Mark the Entry.
- Step 3: Customize the Entry.
- Step 4: Mark Additional Entries.
- Step 5: Insert the Index.
- Step 6: Update the Index.
Conclusion
And there you have it—creating an index in Word doesn’t have to be a headache! By following these straightforward steps, you can make your document much easier to navigate. Whether you’re working on a lengthy report, a book, or any other detailed document, an index helps readers find exactly what they need without endless scrolling.
Remember to plan ahead and be consistent with your terms. Use subentries and cross-references to give your index depth and usefulness. Keeping your index updated ensures that it remains accurate and helpful.
So go ahead, give it a try! The next time you’re finishing up a complex document, take a few minutes to create an index. Your readers will thank you for it, and you might just find that it makes the whole document more user-friendly and professional. Happy indexing!

Kermit Matthews is a freelance writer based in Philadelphia, Pennsylvania with more than a decade of experience writing technology guides. He has a Bachelor’s and Master’s degree in Computer Science and has spent much of his professional career in IT management.
He specializes in writing content about iPhones, Android devices, Microsoft Office, and many other popular applications and devices.