How to Find Keywords With Low Competition Using Reddit and Semrush

Last Updated Date: November 28, 2025

TLDR:

  • Use Semrush Organic Research on reddit.com, then filter Keyword Difficulty to Very Easy/Easy to isolate low-competition opportunities.
  • Narrow to long-tail queries by setting intent to Informational/Review and word count >5, optionally requiring Reddit to rank in the top 10.
  • Add buying/problem modifiers like best, review, versus, top, ship to uncover monetizable and solution-focused keywords.
  • When you see a promising root term (e.g., trap, ship), use “keyword contains” filters to reveal entire content clusters around that niche.
  • Prioritize from the filtered list by search volume and SERP checks, then build blog posts, reviews, and guides targeting those clusters.

How to Find Keywords With Low Competition Using Reddit and Semrush is a method I use to uncover untapped, easy-to-rank long tail topics.

I walk through Semrush’s Organic Research on reddit.com, apply a few targeted filters, and mine subreddits for niche ideas that most people miss. The goal is simple: find keywords with low competition that you can realistically rank for and build content around.

SEMrush Organic Research screen with reddit.com entered and overall keyword metrics highlighted
I start by entering reddit.com into SEMrush’s Organic Research to surface domain-wide keywords.

Table of Contents

What steps do I follow inside Semrush to find low competition Reddit keywords?

I start with Semrush > Competitive Research > Organic Research and enter reddit.com as the domain. Reddit currently ranks for a massive number of keywords — I see around 129 million ranking keywords for reddit.com, which I call a gold mine for keyword opportunities.

SEMrush Organic Research showing 15.3M keywords with KD set to Very Easy
I trimmed reddit.com’s results to about 15M keywords by setting KD to ‘Very Easy’.

From there I click View All Keywords so I can work in the Positions section. That raw list is too big to use without filtering, so I apply keyword difficulty filters first. I set Keyword Difficulty to Very Easy (0–14) to trim the list dramatically — in my session it reduced from 129 million to about 15 million.

Semrush Organic Research showing 'Keywords 1.1M', traffic and KD: Very easy filter highlighted
Keyword totals and traffic metrics in Semrush with the ‘Very easy’ KD filter visible.

How do I narrow results to long‑tail informational or review searches?

Next I focus intent and word count. I filter intent to Informational or Review when I want article-style content and set word count greater than five to surface long tail queries. After applying those filters I often still have hundreds of thousands of keywords, so I add one more filter: show only keywords where reddit.com ranks in the top 10. That helps me find queries where Reddit already appears in search results, which often correlates with lower competition scores for other sites.

Semrush Organic Research screen with the 'Pos: Top 10' filter highlighted
I apply the ‘Pos: Top 10’ filter in Semrush to surface queries where Reddit already ranks.

What modifiers do I use to find buying or problem‑solving keywords?

I use common buying and problem modifiers like best, review, comparison, versus, and top. For example, adding the modifier best reduced the list to around 3,200 keywords that matched my filters. Examples you might spot in that list are:

  • best barrel length for 300 BLK
  • best dog food for hunting dogs
  • best bait for mouse trap
  • best way to ship Pokemon cards
Semrush showing 3.2K keywords after applying the 'best' modifier
I added the modifier “best” and the results show about 3.2K matching keywords — a useful reduction for buying-intent queries.

How do I find niche clusters like “mouse trap” or “shipping”?

When a promising term appears — for example, mouse trap — I add an advanced filter with the condition Include and “keyword must contain” trap. Now I see all the long tail queries that combine my modifier and that root word. That often reveals an obvious content cluster you can target with a single guide or a small silo of posts.

SEMrush advanced filter dialog with 'Containing' set to 'trap' and Apply button magnified
Apply an advanced filter that includes the keyword ‘trap’ to reveal cluster opportunities.

For shipping-related niches, the same process works. Search for the root ship and you’ll uncover queries such as best way to ship Funko pop, how long does Depop take to ship, and a wide range of “ship to” long tail formats.

SEMrush advanced filters with a magnified input where 'sh' is being typed to filter keywords
Typing the root ‘sh…’ into the keyword filter — this shows searching for ‘ship’ (root) to surface shipping queries.

How do I find informational “how to” or comparison keywords?

If your focus is informational content, add modifiers like how to, compare, or comparing. In one sweep I found tens of thousands of auto-related and informational opportunities — Semrush showed around 45,000 opportunities under the auto-related bucket when I used broader informational modifiers.

SEMrush Organic Research showing 45.8K keywords, traffic and Positions 45,782 with magnifier
I can see ~45.8K keywords and traffic metrics after applying ‘how to’ and other filters.

What is my final checklist before I choose keywords to target?

  • Start with reddit.com as the domain in Semrush Organic Research.
  • Filter Keyword Difficulty to Very Easy or Easy.
  • Filter intent to Informational or Review for blog content.
  • Set word count greater than 5 to surface long tail queries.
  • Optionally require reddit.com to appear in the top 10 for that query.
  • Use modifiers like best, review, how to, compare, ship to hone in on niches.
  • Scan results sorted by volume to prioritize keywords with reasonable search interest.

“They have around 129 million keywords ranking which is a gold mine for us to find keyword opportunities.”

Frequently asked questions

Why use Reddit data inside Semrush instead of standard keyword lists?

Reddit surfaces real user questions and niche discussions that might not appear in other keyword tools. Using Semrush to analyze reddit.com turns those organic rankings into discoverable keyword opportunities with measurable volume and difficulty data.

Does a Reddit result in the top 10 always mean low competition?

Not always. It is a signal, not a guarantee. When Reddit ranks in the top 10 for long tail informational queries, those keywords often have lower difficulty for other domains, but you should still check keyword difficulty, search intent, and current SERP results before targeting.

What modifiers should I test first?

Start with best, review, how to, compare, versus, and top. These reveal buying intent and problem-solving queries that make excellent blog posts, reviews, and guides.

Can I use Semrush’s free trial to test this method?

Yes. Use the free trial to run the steps above and confirm whether the keyword pools you find are worth pursuing before committing to a paid plan.

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Senior Digital Marketing Manager BSF, SEO Expert & Teacher

Alston Antony is a Senior Digital Marketing Manager and SEO Expert with more than 15 years of experience helping businesses turn SEO into a predictable customer acquisition system. He holds an MSc in Software Engineering (Distinction) from the University of Greenwich and is a Professional Member of the British Computer Society (MBCS). As a practicing Digital Marketing Manager at BSF, Alston applies the same SEO strategies he teaches to real businesses, validating them in the field before sharing them publicly. More than 7,000 professionals follow him through his private community. He runs a YouTube channel with over 4,000 subscribers and has taught more than 20,000 students on Udemy. Alston created the BARS SEO System, which doesn’t just teach SEO theory. He engineers SEO systems that bring customers.

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