Website Architecture for SEO: A Practical Guide

A sound website architecture gets seven elements right, and each has a clear red flag you can spot in a crawl. Use this table as the audit list for your own site.

Sources for the guidance column: Google's link best practices, URL structure, sitemaps overview, SEO Starter Guide and the Page indexing report.

These eight steps work for a new build or a restructure, and they run from inventory to monitoring.

1. Inventory every URL you want indexed

A URL inventory is the list of pages you want in search results, and every later step depends on it. Pull URLs from your CMS, a crawl, Search Console and GA4 landing pages. Mark each one as keep, merge, redirect or remove.

2. Group pages into topic hubs

Topic hubs group related pages under one parent page that covers the broad subject. Google's SEO Starter Guide says organizing a site logically helps search engines and users understand how pages relate (Google Search Central). For a B2B site, typical hubs are services, industries, resources and company.

On databidmachine.com, for example, each hub has its own short folder and links to its detail pages:

3. Keep important pages close to the homepage

Click depth is the number of clicks from the homepage to a page, and shallow depth helps discovery. Google publishes no fixed depth limit. As a practitioner rule of thumb, keep revenue pages within three clicks and link them from navigation or a hub.

4. Build navigation with crawlable HTML links

Crawlable navigation uses standard <a href> links that Googlebot can follow. Google can generally only crawl <a> HTML elements, so links built with onclick handlers may not be found (Google Search Central). Check menus, tabs and "load more" buttons in a crawler with JavaScript turned off.

5. Write descriptive anchor text

Descriptive anchor text tells people and search engines what the linked page is about. Google says good anchor text is descriptive, reasonably concise and relevant to both pages. Replace "click here" with the topic, such as "SEO audit checklist."

• Navigation links: use the hub name people search for.
• Body links: use a phrase that describes the target page.
• Footer links: keep to key pages, not every URL.

6. Standardize your URL structure

A standard URL structure uses short, readable, lowercase words separated by hyphens. Google recommends readable words over long ID numbers and hyphens over underscores (Google Search Central). Because Google treats URLs as case sensitive, pick one case and redirect the rest.

7. Control parameters and faceted navigation

Parameter control stops filters and tracking codes from creating thousands of duplicate URLs. Google warns that overly complex URLs can make Googlebot use more bandwidth than needed and leave content unindexed. Trim unnecessary parameters, avoid session IDs and use root-relative links.

Google names four common traps in its URL structure guide:

• Additive filtering: filters that stack into endless URL combinations.
• Irrelevant parameters: referral and session IDs that do not change content.
• Infinite calendars: date links that run without end.
• Broken relative links: parent-relative paths that create repeating URL segments.

8. Submit an XML sitemap and monitor indexing

An XML sitemap lists the canonical URLs you want crawled, and Search Console shows whether they are indexed. Google says sitemaps help most on large sites, new sites with few links, and sites with rich media or news (Google Search Central). Submit it in Search Console and review the Page indexing report monthly.

What to measure: the share of sitemap URLs indexed, the number of orphan pages, and average click depth of revenue pages.

What is website architecture in SEO?

Website architecture in SEO is the way pages are grouped, linked and addressed on a site. A good architecture helps search engines discover every important page and understand how topics relate. It covers hierarchy, navigation, internal links, URLs and sitemaps.

How many clicks deep should a page be?

Google publishes no fixed click-depth limit. A common practitioner rule is to keep revenue and priority pages within three clicks of the homepage. What matters most is that every important page has at least one crawlable internal link.

Do I need an XML sitemap?

You may not need an XML sitemap if your site has about 500 pages or fewer and is comprehensively linked, according to Google. Large sites, new sites with few external links, and media-heavy sites benefit most. A sitemap helps discovery but does not guarantee indexing.

Should URLs include folders like /blog/ or /services/?

Folders in URLs are useful when they reflect real sections of your site. Google's SEO Starter Guide notes that grouping topically similar pages in directories can help Google learn how often each section changes. Keep folder names short, readable and stable.

Does Google follow JavaScript links?

Google can generally only crawl links that are <a> HTML elements with an href attribute. Links that rely on onclick handlers or span tags may not be followed. Use standard anchor links for all navigation you want crawled.

How do I find orphan pages?

Orphan pages are pages with no internal links pointing to them. Find them by comparing a site crawl against your sitemap, Search Console and analytics landing pages. Any URL that appears in those lists but not in the crawl is likely orphaned.

Website architecture is easiest to fix before you publish more content on top of it. DBM's SEO management team maps your hubs, links and URLs as part of ongoing SEO. A Growth Gap Audit shows where structure is costing you leads.

Related reading: why AI search visibility is a channel brands can no longer ignore · how SEO and PPC work better together

• Link best practices for Google, Google Search Central
• URL structure best practices for Google Search, Google Search Central
• Learn about sitemaps, Google Search Central
• SEO Starter Guide, Google Search Central
• Page indexing report, Search Console Help

Sources accessed October 29, 2026.