Content & Formats
Updated March 2026

What is
Hashtag?

A hashtag is a word or phrase preceded by the # symbol used to categorize content and make it discoverable.

3 min read
Content & Formats

Definition

A hashtag is a word or phrase preceded by the # symbol used to categorize content and make it discoverable. When users click or search a hashtag, they see all public posts using that tag.

Why It Matters

Discovery Mechanism

Hashtags are how non-followers find your content. Strategic tags expose you to people actively browsing topics you cover.

Content Categorization

Platforms use hashtags to understand what your content is about and who to show it to — think of them as labels for the algorithm.

Niche Ranking

Ranking in smaller, niche hashtags (10K-500K posts) is achievable and drives higher-quality traffic than broad, competitive tags.

In Practice

Real-World Scenario

A photographer uses a mix of 15 hashtags on an Instagram post: 5 broad (#photography, #landscapephotography), 5 medium (#oregonlandscape, #pnwphotography), and 5 niche (#mounthoodoregon, #columbiagorgehiking). The niche hashtags give them a chance to rank at the top, while broader ones provide exposure.

Key Takeaway: Quality and relevance of hashtags now matter far more than quantity — 3-5 targeted tags outperform 30 generic ones.

Pro Tips

1

Use 3-5 highly relevant hashtags on Instagram (down from the old advice of 20-30). Quality over quantity.

2

Research hashtag size — aim for tags with 10K-500K posts where you can realistically rank.

3

Don't use the same hashtag set on every post — Instagram can flag this as spammy behavior.

Put this knowledge to work

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