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How to Decide How Many Backlinks You Need for Local SEO

How to Decide How Many Backlinks You Need for Local SEO – featured image illustration

Every local business owner eventually asks the same question: how many backlinks do I actually need to rank well in my area? The honest answer is frustrating, because there’s no single number that works for everyone. A plumber in a small market town and an estate agent in central Manchester face wildly different competitive pressures, and the link profile each one needs reflects that gap. The real skill isn’t chasing a magic number: it’s understanding the factors that determine your specific requirement and building a plan around them. This guide walks through a practical framework for figuring out what your business actually needs, how to measure progress, and how to avoid the mistakes that waste time and money.

The Fundamentals of Backlink Volume in Local Search

A backlink is simply a link from another website to yours. Search engines treat these links as signals of trust and authority: the more relevant, reputable sites that point to your domain, the more confident Google becomes that your business deserves visibility. For local search specifically, backlinks are one of several ranking factors alongside your Google Business Profile, on-page content, reviews, and proximity to the searcher.

But here’s the thing most guides skip over: backlinks matter less in local SEO than they do in traditional organic search. Google’s local algorithm weighs proximity and GBP signals heavily, which means a well-optimised profile with a handful of quality links can outperform a site with hundreds of irrelevant ones. That doesn’t mean links are unimportant. It means the threshold you need to clear is often lower than people assume, and the type of links matters enormously.

Think of backlinks as one leg of a three-legged stool. Your Google Business Profile is the first leg, your on-page local content is the second, and links are the third. If one leg is significantly shorter than the others, the whole thing wobbles. The goal isn’t to build the tallest leg possible: it’s to bring all three into balance. For most small local businesses, that means a focused effort on acquiring 15 to 50 high-quality, locally relevant links rather than hundreds of generic ones.

Evaluating Your Current Local Competition

Before you set any targets, you need to understand what you’re up against. The number of backlinks required for your business is almost entirely dictated by what your competitors already have. A solicitor’s practice in a quiet county town might face competitors with 10 to 20 referring domains each, while a dental practice in Bristol could be competing against clinics with 200 or more.

Analysing Top-Ranking Competitor Profiles

Start by searching for your primary service keywords on Google Maps and noting the businesses that consistently appear in the local pack (the top three map results). Then use a backlink analysis tool like Ahrefs, Moz, or Semrush to pull the referring domain counts for each competitor’s website. You’re looking for the median number across the top five to seven results, not the outlier at the top.

Record more than just the total count. Note how many of those referring domains are locally relevant (local news sites, council pages, regional directories, local business associations). A competitor with 80 referring domains where 60 are from generic directories is in a very different position from one with 40 referring domains where 25 are from respected local sources.

VisiLocali’s Local Rank Tracker can show you exactly where competitors outrank you across your target area using visual ranking grids, which helps you identify not just who is ahead but where geographically they hold the strongest positions.

Identifying the ‘Link Gap’ for Specific Keywords

The link gap is the difference between your current referring domain count and the median count of businesses ranking in the local pack. If the median competitor has 35 referring domains and you have 12, your gap is roughly 23. That gives you a concrete target to work toward rather than an abstract goal.

Be specific about which keywords you’re measuring against. Your link gap for “emergency plumber Leeds” might be very different from “boiler installation Leeds” because different competitors may dominate each phrase. Map out your three to five most important service keywords, calculate the gap for each, and prioritise accordingly. The keyword driving the most revenue deserves the most attention.

Why Quality and Relevance Outweigh Raw Numbers

Chasing a raw backlink count is one of the most common traps local businesses fall into. A single link from your city’s chamber of commerce website or a well-read regional news outlet carries more weight than 50 links from random blog comment sections or low-quality web directories. Google’s algorithms have become extremely good at distinguishing between genuine editorial endorsements and manufactured link signals.

The Impact of Local Citations and Niche Directories

Local citations (mentions of your business name, address, and phone number on directories like Yell, Thomson Local, or industry-specific platforms) serve a dual purpose. They function as basic backlinks while also reinforcing the consistency of your business information across the web, which is a ranking factor in its own right.

For most local businesses, getting listed on the 15 to 25 most relevant directories for your industry and location should be an early priority. These include:

  • General UK directories (Yell, Thomson Local, Yelp UK, FreeIndex)
  • Industry-specific directories (Checkatrade for tradespeople, NHS Choices for GP surgeries, Rightmove for estate agents)
  • Local directories run by your council, business improvement district, or regional chamber of commerce

These won’t single-handedly push you to the top of the map pack, but they form a solid foundation that more competitive link building efforts can build on.

Geographic Relevance vs General Domain Authority

A link from a website with a domain authority of 90 sounds impressive, but if that site has zero connection to your location or industry, its impact on local rankings is limited. Google’s local algorithm cares deeply about geographic relevance. A link from the Manchester Evening News to a Manchester-based business carries a strong local signal. A link from a random American tech blog does not.

Prioritise links from sources that are geographically tied to your service area: local newspapers, regional bloggers, community organisations, local event pages, and nearby businesses you have genuine relationships with. A roofing company in Glasgow that earns a mention on a Scottish construction industry blog is building exactly the right kind of authority.

Factors That Influence Your Specific Link Requirements

No two local businesses need the same number of backlinks. Several variables determine where your target should sit, and understanding them prevents you from either under-investing or wasting resources on links you don’t need.

Industry Competitiveness and Market Saturation

Some industries are simply more competitive online than others. Legal services, dental practices, and estate agencies tend to have the most aggressive local SEO competition in the UK, with top-ranking businesses often holding 100 or more referring domains. Tradespeople, independent retailers, and specialist service providers typically face lighter competition, where 20 to 40 quality referring domains can make a meaningful difference.

The number of businesses competing for the same keywords in your area also matters. If there are 200 plumbers listed in your city versus 15 specialist heritage restoration firms, the plumber needs to work harder to stand out. Check how many Google Business Profiles exist for your primary category in your service area to gauge saturation.

The Geographical Scope of Your Target Area

A business targeting a single neighbourhood or small town faces far less competition than one trying to rank across an entire metropolitan area. If you’re a locksmith serving a specific part of south London, your backlink requirements are modest. If you’re trying to rank for “locksmith London” across the whole city, you’re competing with hundreds of businesses and need a substantially larger link profile.

VisiLocali’s geo-grid rank tracking is particularly useful here: it shows your visibility across different points in your target area, helping you see whether you need links to boost authority broadly or whether you’re already strong in your immediate vicinity and just need to extend your reach into adjacent areas.

Calculating a Sustainable Link Building Velocity

Once you know your link gap, the next question is how quickly you should close it. The answer: steadily, not all at once. Google’s algorithms are designed to spot unnatural link acquisition patterns. A business that goes from 5 referring domains to 50 in a single month looks suspicious. A business that gains 3 to 5 quality referring domains per month over a year looks like a naturally growing, active business.

A practical approach for most local service businesses is to set a monthly target of 2 to 5 new referring domains. At that pace, you’d acquire 24 to 60 new linking domains over a year, which is enough to close most local link gaps without triggering algorithmic red flags. Adjust this number based on your competition: if your link gap is small (under 15), you can afford to move slowly. If it’s large (50 or more), you might push toward the higher end of that range while ensuring every link is genuinely earned.

Break your monthly target into specific activities:

  • One local directory or citation listing
  • One outreach effort to a local news site, blogger, or community organisation
  • One piece of content on your own site designed to attract links naturally (a local guide, industry data, or community resource)
  • One relationship-based link (a supplier, partner, or complementary business linking to you)

This kind of structured programme keeps link building manageable alongside running your actual business.

Monitoring Performance to Refine Your Target Number

Setting a backlink target is a starting point, not a final destination. You need to track whether your link building efforts are actually translating into improved local visibility, and adjust your approach based on what the data tells you.

Check your referring domain count monthly using a backlink analysis tool, and cross-reference that growth against your local ranking positions. If you’ve gained 10 new referring domains over three months but your map pack positions haven’t budged, the issue probably isn’t volume: it might be link quality, GBP optimisation gaps, or a review deficit. VisiLocali’s GBP Audit Tool can help here by analysing your business profile and identifying what might be holding back your performance beyond just backlinks.

Track these metrics together on a monthly basis:

  • Total referring domains (and the trend over time)
  • Local pack rankings for your primary keywords
  • Google Business Profile impressions and actions
  • Competitor referring domain growth (they’re not standing still either)

If competitors are acquiring links faster than you, your gap may be widening even as your own count grows. This is why periodic competitor analysis matters: it’s not enough to measure your own progress in isolation.

Common Pitfalls When Chasing Backlink Totals

Fixating on a specific number leads to predictable mistakes. The most common is buying links from link farms or private blog networks. These services promise dozens or hundreds of backlinks for a few hundred pounds, and the results are almost always harmful. Google has become remarkably effective at identifying paid link schemes, and the penalty can be a significant drop in rankings that takes months to recover from.

Another frequent error is ignoring anchor text diversity. If every backlink pointing to your site uses the exact same keyword-rich anchor text (“best plumber in Leeds”), it looks manufactured. Natural link profiles include a mix of branded anchors (your business name), generic anchors (“click here,” “this company”), and varied keyword anchors.

Businesses also tend to neglect their existing links. A link from a local newspaper article published three years ago might now point to a page that no longer exists on your site, resulting in a 404 error. Regularly audit your backlink profile for broken links and redirect them to relevant live pages. This preserves authority you’ve already earned.

Perhaps the biggest pitfall is treating backlinks as the only thing that matters. I’ve seen businesses pour resources into link building while their Google Business Profile sits half-completed, with no photos, sparse descriptions, and unanswered reviews. Getting your GBP into excellent shape, which VisiLocali’s GBP Management Tool makes straightforward, often delivers faster ranking improvements than any link building programme.

Developing a Long-Term Strategy for Local Authority

Deciding how many backlinks you need for local SEO is really about establishing a sustainable, ongoing programme rather than hitting a number and stopping. Local search is dynamic: competitors enter and leave, Google updates its algorithms, and the link profiles that rank well today may not be sufficient in twelve months.

Build link acquisition into your regular marketing activities. Sponsor a local youth football team and get listed on their website. Contribute expert quotes to local journalists (services like HARO and its successors make this straightforward). Create genuinely useful local content on your website: a guide to planning permissions in your borough, a seasonal maintenance checklist for homeowners in your region, or a directory of complementary local services.

The businesses that consistently rank well in local search aren’t the ones that built 100 links in a single burst and then stopped. They’re the ones that steadily earn 3 to 5 quality links per month, keep their Google Business Profile active and optimised, respond to reviews promptly, and publish content that serves their local community.

If you’re unsure where to start, run a competitor analysis to establish your link gap, audit your GBP to identify quick wins, and set a realistic monthly link acquisition target based on what you find. Tools built by specialists with over a decade of local SEO experience, like VisiLocali, can take much of the guesswork out of this process by showing you exactly where you stand, what your competitors are doing differently, and what to prioritise next.

If you want to see where your business currently ranks across your target area and identify the gaps holding you back, VisiLocali offers a 14-day free trial on any plan. It’s a practical way to get the data you need before committing to a long-term link building strategy, and it comes with a 90-day improvement guarantee if progress stalls.

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