How to Find Long-Tail Keywords Free: 7 Methods That Actually Work

Long-tail keywords are search phrases of three or more words that target a specific intent. They are easier to rank for than broad keywords, convert at higher rates, and can be found entirely for free using tools most website owners already have access to. This guide covers seven proven methods for finding long-tail keywords without spending anything — from Google's own autocomplete to your existing Search Console data. Whether you are researching for a new post or trying to improve an existing page's rankings, these methods will surface keywords your competitors are missing.

Why Long-Tail Keywords Are Easier to Rank For

A broad keyword like "SEO" has millions of competing pages and is dominated by sites with domain authority scores of 80+. A long-tail keyword like "how to check keyword density of a webpage free" has far fewer competing pages, lower average domain authority among those competitors, and a visitor who already knows exactly what they want — making them far more likely to convert.

The mathematics of long-tail search work in your favour as a new or smaller site:

• Lower competition — fewer pages specifically target the exact long phrase
• Higher conversion rate — specific intent means the visitor is further along in their decision process
• Easier to rank quickly — a new domain can reach page 1 for a long-tail keyword in weeks vs months for a broad term
• Compound effect — ranking for 100 long-tail keywords with 50 searches each generates more traffic than failing to rank for one keyword with 50,000 searches

Long-tail keywords make up approximately 70% of all search queries according to multiple industry studies. The vast majority of Google searches are unique, specific phrases that nobody has specifically targeted — which means huge opportunity exists for sites willing to target them systematically.

Method 1: Google Autocomplete

Google Autocomplete is the most direct source of real long-tail keywords because every suggestion it shows comes from actual search queries typed by real users. Google shows you what people are searching for in real time.

How to use it:

1. Go to Google.com (make sure you are in an incognito window so personal history does not influence results)
2. Type your seed keyword but do NOT press enter — let the dropdown appear
3. Record every suggestion — these are all real long-tail keywords
4. Add a letter after your keyword to surface more suggestions: "keyword density a", "keyword density b", "keyword density c" — this alphabet technique expands results significantly
5. Add a question word: "what is keyword density", "how to check keyword density", "why does keyword density matter", "when should keyword density be used"

For each suggestion you want to target, note it and open it in a new tab to see what pages currently rank for it. If the current ranking pages are from small sites (rather than Moz, Ahrefs, or Wikipedia), that is a signal the keyword has lower competition and is achievable for your site.

Method 2: People Also Ask

The "People Also Ask" (PAA) box appears in Google results for most queries and shows additional questions related to your search. Each question in the PAA box is a real long-tail keyword query that Google has identified as semantically related to your topic.

How to use PAA for keyword research:

1. Search for your main keyword in Google
2. Find the "People Also Ask" box (usually appears in the first few results)
3. Click one of the questions to expand it — this triggers Google to show additional related questions
4. Keep clicking to expand more questions — the PAA box grows each time, revealing more long-tail queries
5. Record all relevant questions — each is a potential blog post or FAQ section topic

PAA questions make excellent FAQ section material for existing posts. If your page already ranks for a keyword and you add the PAA questions as H3 headings with thorough answers, you increase the chance of your page appearing in the PAA box itself — which can generate significant additional clicks even from lower positions.

For example, searching "keyword density" might show PAA questions like: "What is the ideal keyword density for SEO?", "Does keyword density still matter in 2025?", "How do you calculate keyword density?" — all of which are long-tail keywords worth targeting individually or collectively in a comprehensive guide.

Method 3: Related Searches at the Bottom of Google

At the very bottom of Google results pages, below all the results, is a "Related searches" section. This shows 8 additional queries that Google considers semantically related to your original search. These are consistently high-quality long-tail keywords because Google generates them based on co-search behaviour — what people who searched for your term also searched for.

Unlike autocomplete (which shows query completions), related searches show laterally connected queries — different angles on the same topic. This makes them particularly useful for identifying content gaps: aspects of your topic that searchers care about which you may not have covered yet.

Workflow: Search your seed keyword, scroll to the bottom, record the 8 related searches, then click each one and repeat — recording the related searches for each. Within 15 minutes, you will have 50–100 related long-tail keyword ideas organised around your original topic.

Method 4: Google Search Console (Your Existing Data)

If your site has been live for at least a month, Google Search Console contains the most valuable long-tail keyword data available to you — real queries that are already triggering impressions for your site's pages. These are not hypothetical keywords; they are queries real users have typed and Google has shown your pages for.

How to find long-tail opportunities in GSC:

1. Go to GSC → Performance → Search Results
2. Set date range to the last 3 months
3. Click "Average Position" to enable that column
4. Filter: Position greater than 10 (these are queries where you appear but not on page 1)
5. Sort by Impressions descending

The resulting list shows long-tail keywords where Google already shows your pages — but on page 2 or beyond. These are your highest-priority targets: Google has already decided your content is relevant, you just need a small boost to move to page 1. Options include: updating the specific page to better address that query, adding more internal links to that page, or writing a new dedicated post targeting the exact phrase.

This method surfaced in our own GSC data recently: queries like "how to find long tail keywords", "find long tail keywords free", and "longtail keyword research" all had significant impressions but no page 1 positions — which is why this post exists.

Method 5: Reddit and Quora Questions

Reddit and Quora are goldmines for long-tail keyword research because they surface the actual language real people use when asking questions about your topic — not the sanitised, assumed language keyword tools suggest.

Reddit method:

1. Go to Reddit and search your topic (e.g. "SEO tools", "keyword research")
2. Filter results by "Top" and "All time" to see the most popular posts in your niche
3. Read post titles — they are often phrased as natural questions or problems
4. Look for recurring themes and questions in comments — these reveal what people genuinely struggle with

Quora method:

1. Go to Quora and type your topic in the search bar
2. The autocomplete will show popular questions — each is a potential long-tail keyword
3. Open the most-viewed questions and read the answers for related terminology and sub-topics

Both platforms provide natural-language questions that often translate directly into blog post titles or FAQ sections. The language people use on Reddit and Quora is frequently more specific and realistic than what keyword tools suggest.

Method 6: Google Keyword Planner (Free)

Google Keyword Planner is part of Google Ads and is completely free to use even if you do not run ads. It provides search volume ranges, competition levels, and hundreds of related keyword suggestions for any seed term.

How to access it free:

1. Go to ads.google.com and create a free account (you do not need to run any ads)
2. Go to Tools → Keyword Planner → Discover new keywords
3. Enter your seed keyword and click "Get results"
4. Keyword Planner will show hundreds of related keywords with monthly search volume ranges

For long-tail keyword research specifically:

• Filter by "Low competition" — these are more achievable for newer sites
• Sort by "Avg. monthly searches" descending and look for keywords with 100–1,000 searches/month — high enough to be worth targeting, low enough to have achievable competition
• Look for keywords with 4+ words — these are the true long-tail targets

Note: Keyword Planner shows volume ranges ("100–1K") rather than exact numbers for non-active advertisers. The ranges are still useful for prioritisation — "1K–10K" vs "100–1K" is enough to know which keywords to pursue first.

Method 7: Competitor Blog Post Titles

Your competitors have already done keyword research for your niche. Their blog post titles are a direct window into the long-tail keywords they are targeting — and reading them systematically is one of the fastest ways to build a comprehensive keyword list.

How to analyse competitor content for keywords:

1. Identify 3–5 competitor sites in your niche (sites that cover similar topics)
2. Go to their blog or resources section
3. Read every post title on their most-viewed posts — note any that you have not covered
4. Use the Google site: operator: type site:competitor.com keyword to find all their posts on a specific topic
5. Filter the results by date to find their most recent content — fresh content signals what keywords are currently being targeted

Do not copy competitor content — use their titles as inspiration to identify keyword gaps in your own content plan. If a competitor has written about "how to find long-tail keywords for ecommerce" and you have not, that is a clear gap to fill with your own, more comprehensive version.

Use our Keyword Density Checker to analyse competitor pages for keyword frequency — paste their content and check which keywords they emphasise most. This reveals what they consider their primary targets for each page.

Frequently Asked Questions

How many long-tail keywords should I target per post?

Target one primary long-tail keyword as your main focus (in the title, first paragraph, and a few natural mentions throughout) plus 3–5 closely related secondary keywords that should appear naturally in the content. Do not try to force-fit more than 6–8 keyword variations into a single post — it risks keyword stuffing and reduces the topical focus that helps Google understand exactly what the page is about.

What is the difference between a long-tail keyword and a short-tail keyword?

Short-tail keywords are typically 1–2 words with very high search volume and very high competition (e.g. "SEO", "keyword research"). Long-tail keywords are typically 3–6 words with lower search volume but much lower competition and higher conversion intent (e.g. "how to find long-tail keywords free", "best keyword density for blog posts"). Long-tail keywords make up approximately 70% of all Google searches and are the primary opportunity for newer sites without established domain authority.

How do I know if a long-tail keyword is too competitive?

Search the keyword in Google and look at the top 3 results. Check the domain authority of those sites (free tools like Moz's Chrome extension or Ahrefs' free backlink checker can show this). If the top results are all from sites with domain authority 70+, the keyword is likely too competitive for a new site. Look for keywords where the top results include smaller sites, niche blogs, or forum threads — these signal achievable competition. Also look at the content quality: if the top-ranking pages are thin or outdated, a well-written, comprehensive new post can outrank them even with lower domain authority.

How long does it take to rank for a long-tail keyword?

For a new site (under 6 months old) with low domain authority, ranking for an achievable long-tail keyword typically takes 2–4 months after publishing. For an established site (1+ years, some backlinks), ranking for low-competition long-tail keywords can happen within 2–6 weeks of publishing a well-optimised post. The fastest path is combining good content with internal links from related existing posts and at least a few external backlinks from relevant sites. Use our complete guide to longtail searches for a deeper dive into strategy and targeting.