A new blog usually starts in a happy mess: posts about everything, in no order, and a menu that grows every week. Then one day a reader lands on your blog, likes one post, and wants more like it — and cannot find them. That is the problem blog categories solve.
This guide explains, in plain words, what a blog category is, how it is different from a tag, how many categories your blog should have, and exactly how to organize blog categories so your blog structure helps your SEO instead of fighting it. You also get a ready blog category list for 10 kinds of blogs, a real worked example from this very site, and a full section on Blogspot categories — because Blogger works differently, and most guides never tell you how.
Short answer: A blog category is a main topic that groups related posts together, like “Dinner Recipes” on a food blog. Keep 5 to 10 broad categories, give every post one main category, name categories with plain words readers search for, and link them from your menu. That simple structure is what helps readers browse — and helps Google understand what your blog is about.
What Is a Blog Category?
A blog category is a main topic that groups blog posts which belong together. Think of your blog as a small library. Categories are the big shelves with clear signs: “Recipes”, “Travel”, “Money”. Each post is a book that stands on one shelf, so a reader who liked one book can find the rest without asking anyone.
Every category also gets its own page on your blog — the category page — which lists all the posts inside it, newest first. When someone clicks “SEO” in our menu, they reach a page that lists every SEO post we have published. That page is not made by hand; your blogging platform builds it for you the moment posts carry that category.
Two things make a category a category, and not something else:
- It is broad. “Investing” is a category. “Best Index Funds for Beginners” is a post title, not a category.
- It repeats. You will write in it again and again. A topic you will touch once is a post, not a shelf.
Blog Category vs Tag: What Is the Difference?
This is the part most new bloggers mix up, so here it is in one table:
| Category | Tag | |
|---|---|---|
| What it is | A main topic of your blog | A small detail inside a post |
| Size | Broad — covers many posts | Narrow — describes one thing |
| How many on your blog | Few: about 5 to 10 | Many: as needed |
| How many per post | One main category | A few tags are fine |
| Example (food blog) | Dinner Recipes | 30-minute, vegetarian, kid-friendly |
| Planned? | Yes — decided in advance | No — added while writing |
| Shows in your menu? | Yes, usually | No |
One line to remember: the category is the shelf, the tag is the sticker. A blog can run well on categories alone. No blog runs well on tags alone.
Why Blog Categories Matter for SEO
Categories are not magic, and they will not rank a weak post. What they do is give your blog a clean structure, and structure is something search engines genuinely use. Here is how a good blog structure for SEO works:
- Google can walk your site. The path homepage → category page → post tells Google how your content is organized and which pages matter most. Nothing important is buried or lost.
- Your topic depth becomes visible. Twenty good posts grouped under “SEO” show that your blog truly covers SEO — far better than twenty posts scattered under twelve labels that all mean the same thing.
- Category pages collect and pass value. A category page is linked from your menu, so it becomes one of your stronger pages — and every post it lists receives some of that strength through its links.
- Readers read more. A visitor who came for one dinner recipe and finds the full “Dinner Recipes” shelf often reads two or three more posts. More reading, more trust, more return visits — the signals every healthy blog is built on.
The opposite is also true: 30 categories with one post each create 30 thin, empty pages, confuse your menu, and tell Google your blog is about nothing in particular. Structure helps only when it is simple.
How Many Categories Should a Blog Have?
For most blogs, the honest answer used by experienced bloggers is 5 to 10 categories. A brand-new blog should start even smaller — 3 to 5 — and add a new one only when a real pile of posts demands it. Two simple tests keep you honest:
- The 10-post test: Can you name 10 posts that will live in this category? If not, it is not ready to be a category.
- The overlap test: If two categories would hold mostly the same posts, merge them into one. “SEO” and “SEO Tips” is one category wearing two names.
And if one category grows past roughly 50 posts, it has earned a split: “Recipes” can become “Dinner Recipes” and “Desserts”. Growth splits categories; guessing creates them.
How to Organize Blog Categories in 6 Steps
Here is the full process, the same one used to organize this blog. It takes about an hour the first time, and minutes after that.
Step 1: List every topic you plan to write about
Take a blank page and write down every subject your blog will cover in the next year — not post titles, just subjects. If you run a food blog, the list might be: quick dinners, baking, lunch boxes, festival sweets, kitchen tools, meal plans. Do not judge the list yet. Just get every topic out of your head and onto the page.
Step 2: Group the topics into a few big buckets
Now sort the list. Topics that feel like close family go in the same bucket: quick dinners, lunch boxes and meal plans all belong to one bucket you could call “Meals & Planning”. Festival sweets and baking form another. Most blogs end with 5 to 10 buckets. If two buckets always hold the same kind of post, merge them — one strong bucket beats two weak ones.
Step 3: Name each category with plain words readers search for
Turn each bucket into a category name of 1 to 3 plain words: “Dinner Recipes”, not “Evening Eats from My Kitchen”. Readers type plain words into Google and into your menu, so plain names win twice — people find the section faster, and the category page itself can show up in search. Say the name out loud: if a stranger would not understand it in two seconds, simplify it.
Step 4: Give every post one main category
From now on, every post gets one main category — the bucket where it truly belongs — chosen before you publish, not after. A post can carry small extra labels or tags for details, but it lives in one home. This one habit keeps your structure clean for years, because a post in five categories is a post a reader can find nowhere in particular.
Step 5: Put your categories in the menu and link to them
Categories only help if people can see them. Add your main categories to your blog's top menu or sidebar, and link to a category page from related posts now and then (“More dinner recipes”). These links are also how search engines walk your site: homepage → category page → posts. A category nobody links to is a room with no door.
Step 6: Review and clean up every few months
Every 3 to 6 months, look at your category list with fresh eyes. A category with only 1 or 2 posts after months is too narrow — merge it into a bigger one. A category with 50 or more posts may deserve a split into two. And if a name no longer fits what you write, rename it early, while the change is still small and cheap.
Blog Category List: Ready Examples for 10 Blog Types
Stuck on names? Copy the pattern, not the exact words: every list below uses broad topics, plain names, and a count a real blog can feed. Find your blog type and adapt its row.
| Blog type | Category ideas |
|---|---|
| Food blog | Breakfast · Lunch · Dinner · Desserts · Drinks · Meal Prep |
| Travel blog | Destinations · Travel Tips · Budget Travel · Itineraries · Packing Guides |
| Fashion & beauty blog | Outfits · Makeup · Hair · Skin Care · Shopping Guides |
| Personal finance blog | Budgeting · Saving Money · Investing · Debt · Side Income · Taxes |
| Health & fitness blog | Workouts · Nutrition · Weight Loss · Mental Health · Recovery |
| Tech blog | Gadgets · Apps · Software · How-To Guides · Reviews · Tech News |
| Parenting blog | Pregnancy · Babies · Toddlers · School Kids · Family Activities |
| Business & marketing blog | Marketing · SEO · Social Media · Email Marketing · Case Studies |
| Education blog | Study Tips · Exam Prep · Online Courses · Teaching Resources · Career Advice |
| Photography blog | Camera Gear · Shooting Tips · Photo Editing · Poses · Business Tips |
Notice what none of these lists contain: no dates, no post formats (“Videos”, “News”), and no topic so small it fits one post. Formats and tiny topics are tag work, not category work.
A Real Worked Example: The Categories of This Blog
Theory is cheap, so here is a live example. TodayCreators — the blog you are reading — runs on Blogger and covers help for creators and small businesses. Its main categories, and what lands in each, are:
| Category | What goes in it |
|---|---|
| Blogging | How to start, grow and organize a blog — this post lives here. |
| Blogger Tricks | Blogger/Blogspot tips, settings, fixes and design help. |
| SEO | Search rankings: keywords, on-page SEO, structure, audits. |
| Link Building | Ways to earn and build honest backlinks. |
| List Building | Growing an email list — including its Email Marketing shelf for subject lines and campaigns. |
| Social Media | Captions, announcements and growth for Instagram, Facebook and more. |
| Digital Technology | Apps, platforms and digital changes that affect creators. |
| Tools | Useful online tools, what they do, and how to pick between them. |
Eight categories. Every post we plan fits one of them in seconds, and a first-time visitor understands the whole blog from that one list. That is the test your own list should pass.
Blogspot Categories: How Categories Work on Blogger
If your blog is on Blogger (Blogspot), forget the word “category” inside your dashboard — you will not find it. Blogger uses labels, and labels are your categories. Here is the whole method:
- Create a category by labeling a post. Open any post, click Labels in the post settings on the right, and type the category name, for example “SEO”. Publish. That label is now a category, and every future post with the same label joins it.
- Know your category page address. Blogger builds the page for you at yourblog.com/search/label/SEO — the pattern is /search/label/ plus the label name. This is the link you will use everywhere.
- Show only your main categories. Go to Layout → Add a Gadget → Labels, choose Selected labels, and tick only your 5 to 10 main category labels. Title the gadget “Categories”. Your other, smaller labels stay on posts but out of the list.
- Add categories to your menu. Copy each label page address and add it as a menu item (in the Pages gadget or your theme's menu settings), so “Blogging”, “SEO” and the rest sit at the top of your blog like on any WordPress site.
- Keep one main label per post. Blogger happily accepts many labels on one post, and that is exactly how Blogspot blogs turn into a mess of 200 labels. Decide your main category label first, add it to every post, and let only a few small extra labels join it.
One honest note: because label pages are “search” pages, many Blogger blogs (this one included) keep them out of Google's index in the robots settings, and use them purely as browsing pages for readers. That is fine — on Blogger, your categories earn their keep through navigation and internal links, while your posts do the ranking.
6 Category Mistakes That Hurt Blogs
- A new category for every post. If your category list grows weekly, you are tagging, not categorizing. Categories are planned once and changed rarely.
- Empty and near-empty categories. A shelf with one book looks abandoned to readers and thin to Google. Merge it, or feed it before you show it in the menu.
- Two names for one topic. “SEO Tips” and “SEO Tricks” split your strength and confuse everyone. One topic, one category, one name.
- Clever names nobody searches. “Musings” and “The Daily Grind” may feel like a brand, but a reader looking for your recipes will never tap them. Plain names first; personality belongs in your writing.
- Posts in many categories at once. Five homes means no home. One main category per post keeps every shelf meaningful.
- Renaming on a whim. Category pages gather links and visits over time. Rename casually and you break addresses and lose that history. Rename rarely, and update your menus and links the same day.
Frequently Asked Questions
How many categories should a blog have?
Start small: 3 to 5 categories is enough for a new blog, and most blogs do well with 5 to 10 in total. The right test is not the number — it is whether every category can hold many posts. If you can honestly plan 10 or more posts for a category, keep it. If you cannot, it is not a category; it is a topic for one post, or a tag.
What is the difference between a category and a tag?
A category is a main topic — a big shelf in the library. A tag is a small detail — a sticker on one book. A dinner post lives in the category “Dinner Recipes” and may carry tags like “30-minute”, “vegetarian” or “kid-friendly”. Categories are few, broad and planned. Tags are many, narrow and added as needed. And on Blogger (Blogspot), there are no tags at all — labels do both jobs, which is why planning your main labels matters even more there.
Does Blogger (Blogspot) have categories?
No. Blogger has no category button. It uses labels instead, and labels are how you build Blogspot categories: give a post a label, and Blogger makes a page that lists every post with that label, at an address like yourblog.com/search/label/SEO. Use a few labels as your main categories, show them in your menu, and those label pages work as your category pages.
Can one post be in two categories?
It can, but try not to. Pick the one main category where the post belongs, and use tags or extra labels for the second topic. Two main categories for one post usually means the categories overlap — or the post is really two posts. The clear exception is a genuine roundup post that truly serves two audiences; those are rare.
Do category pages help SEO? Can a category page rank on Google?
Category pages are real pages, and search engines do find and list them, so a strong category page — many good posts, a short intro that explains the topic, linked from your menu — can be found in search for broad words like “dinner recipes”. But be honest about the order of value: categories help SEO mainly by structure. They group your posts into clear topics, which helps Google understand your site, and they pass readers (and links) from big pages to small ones. They support your posts; they do not replace writing good ones.
Can I change or rename a category later?
Yes, but do it with care. On WordPress, renaming a category can change its web address (the slug), so old links to that category page can break unless you redirect them. On Blogger, renaming a label means editing it on every post that carries it, and the old label page link stops working. Small blogs can rename freely. Once a category page has visitors and links, rename only when the gain is clear, and update your menu links the same day.
What should I name my categories?
Use 1 to 3 plain words that your readers themselves would type or tap: “Travel Tips”, “Saving Money”, “Blogger Tricks”. Avoid clever names only you understand (“My Rambles”, “The Kitchen Diary”), avoid names that are really post titles (“Best Dividend Stocks for 2026”), and avoid two categories that mean almost the same thing (“SEO” and “SEO Tips” — pick one). If two names overlap, the plainer one wins.
Final Checklist: A Clean Blog Structure
- ☐ I have 5 to 10 categories (3 to 5 if my blog is brand new).
- ☐ Every category can hold 10 or more posts.
- ☐ No two categories mean the same thing.
- ☐ Category names are 1 to 3 plain words a reader would search for.
- ☐ Every post has exactly one main category.
- ☐ My categories are in the menu, and category pages are linked from posts.
- ☐ On Blogger: my main labels are few, selected in the Labels gadget, and linked in the menu.
- ☐ I review the list every few months: merge the empty, split the huge.
Do this once, and your blog stops being a pile of posts and becomes a place readers can explore — which is the whole point of organizing it in the first place.
Thanks for reading! Blog Categories: How to Organize Your Blog Structure for SEO (With Examples) you can check out on google.