How to Pick Hashtags That Help (Not Hurt) Your Reach

Hashtags help people find posts about a topic, but more is not always better. Platform guidance changes over time, so treat the numbers here as sensible starting points and watch your own results. The goal is simple: use a small set of relevant tags that match what your post is actually about.

What hashtags do

Hashtags are labels. They help the platform and viewers understand your topic, and they let people browse posts by interest. They do not guarantee reach. Clear content, a good first line and consistent posting matter more.

Use three types of hashtags

1. Broad tags with millions of posts, such as #travel or #fitness. They are competitive, so use only one or two.
2. Niche tags with a medium audience, such as #budgettravelideas or #homeworkoutforbeginners. These are often the most useful.
3. Community or brand tags that are unique to you, such as your business name or a small series you post regularly.

How many should you use?

How to find good hashtags

• Type a keyword into the platform's search bar and look at suggested tags.
• Check what similar accounts in your niche use, then adapt, not copy.
• Look at the posts under the tag. If they look like yours, it is a fit. If they are spam or unrelated, skip it.
• Prefer tags with an active feed, with recent posts every day.

A worked example: one post, three tag sets

Say you run a small home bakery and you are posting a photo of a sourdough loaf you just pulled from the oven. Here is how the three tag types might look for that single post.

• Broad: #baking. Millions of posts use it, so your loaf will be buried quickly. One tag like this is enough.
• Niche: #sourdoughbread, #homebakerlife and #sourdoughforbeginners. Each one describes the post accurately and attracts people who actually care about sourdough.
• Community or brand: #MapleStreetBakes, your own bakery name, so followers can browse everything you have posted in one place.

That is five tags. Compare it with a set like #love #instagood #photooftheday #food #yummy #foodie #follow. Those seven tags describe nothing specific about your loaf, and the people browsing them are not looking for sourdough.

Step by step: building a set from scratch

1. Describe the post in one sentence. "A rustic sourdough loaf with a crackly crust, baked at home."
2. Pull out the keywords. Sourdough, bread, home baking, crust.
3. Search each keyword in the platform's search bar and write down the related tags that appear.
4. Open each tag and scroll. If the top posts look like yours, keep it. If they are ads, spam or a different subject, cross it off.
5. Sort what is left into broad, niche and personal, then keep the strongest few from each group.
6. Read the final set out loud. If a tag would confuse a stranger who saw your photo, remove it.

Mistakes to avoid

• Irrelevant tags. Using a trending tag that has nothing to do with your post can look spammy.
• Banned or restricted tags. Some tags are hidden because of misuse. Check before using a tag you have not seen in trusted accounts.
• Very long tags. #thisismyfavoritedayofthewholeyear is hard to read and rarely searched. Use camelCase, such as #TravelTips, so screen readers can read it properly.
• Using the exact same set every time. Rotate tags based on each post's topic.
• Tags that are too small. A tag with only a handful of posts, such as one you invented for a single photo, does not help anyone find you. Aim for tags other people really use.
• Tags that are too crowded. A tag with an enormous feed moves so fast that your post may stay visible for only a moment.
• Stuffing every allowed slot. Just because a platform allows 30 tags does not mean 30 is a good idea. A long block of tags can make a caption look cluttered and less trustworthy.
• Ignoring the meaning. Some words have more than one meaning or a slang meaning. Open the tag and look before you use it.

Where to put them

On Instagram, you can add tags at the end of the caption or in the caption body. Choose one style and keep your caption readable. On TikTok and X, one or two tags in the sentence often look natural.

A simple weekly routine

1. Pick your main topic for the post.
2. Choose one broad, two or three niche and one personal tag.
3. Track reach and saves for a few weeks.
4. Keep the tags that bring relevant viewers and drop the rest.

Track what works

Hashtags are easiest to judge when you change one thing at a time. A simple tracking habit looks like this:

• Keep a note or spreadsheet with the date, the post topic and the tags you used.
• Record reach and saves from the platform's built-in insights for each post.
• After three or four posts on the same topic, compare. If posts with niche tags consistently reach more new people than posts with only broad tags, shift your mix that way.
• Remember that the photo, the caption and the posting time also change results, so do not give a single tag too much credit or blame.

Quick takeaways

• Relevance beats volume. A few accurate tags outperform a long list of loosely related ones.
• Mix one or two broad tags, a few niche tags and one tag that belongs only to you.
• Look inside a tag before using it, and skip anything that is spammy or unrelated.
• Write multi-word tags in camelCase, such as #HomeBaking, for readability and screen readers.
• Rotate your tags by topic and review results every few weeks.

Frequently asked questions

Do hashtags still matter?

They still help platforms understand a post and let people browse by interest, but they are only one signal among many. Clear visuals, a strong first line and steady posting usually matter more, so treat tags as a supporting tool rather than a growth trick.

Should I put hashtags in the caption or in a comment?

Either works on Instagram, so pick the style you like and stay consistent. Putting them at the end of the caption keeps everything in one place, while a first comment keeps the caption looking clean. Your results should guide you, not a rule of thumb.

Can I reuse a saved list of hashtags?

You can keep a few saved lists by topic, but avoid pasting the identical set on every post. Review each list before using it, remove tags that do not fit the new photo, and refresh the lists every month or so.

Do I need hashtags on Facebook?

Not really. They are optional there and rarely make a big difference. If you use them, one to three relevant tags is plenty, and many accounts post without any.

Generate ideas quickly

Enter a few keywords into our free Hashtag Generator to get a starting list for your platform. Then check each tag yourself before posting. Pair it with a strong caption from our caption ideas guide, and plan your posts with the Content Calendar Maker.