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Web Development6 min read
Most redesign traffic losses are not caused by the new design. They are caused by what happened to the old URLs.
A redesign that loses half the site's search traffic is one of the more expensive ways to improve a website. It happens often enough that it is worth understanding why, because the cause is almost never the design.
Google does not rank your website. It ranks individual URLs. When a redesign changes which URLs exist, every ranking attached to the old ones is up for renegotiation — and that is a decision made during the build, not during the design review.
In practice it is a short list, and all of it is preventable:
Before anything is designed, export the current URLs with their traffic and their rankings. Search Console will give you this for free, and it is the single most useful document in the project.
That list tells you which pages have to survive the redesign in some form. It regularly contains surprises — an old article quietly bringing in enquiries, a service page nobody internally thinks about that happens to rank for the term you most want.
The deliverable is unglamorous: a spreadsheet with every old URL in one column and its destination in the next. Every row gets a decision — keep the URL, redirect it, or deliberately let it go.
Deliberately letting a page go is a legitimate choice. A URL from a campaign that ended four years ago does not need a home. The point is that it was a decision somebody made, rather than something nobody noticed.
Redirects should be permanent (301), should go straight to the final destination rather than through a chain of two or three hops, and should be tested before launch rather than after.
The most common self-inflicted loss is cutting the copy. A page ranks partly because of what it says, and a redesign that replaces nine hundred words of specific detail with a headline and three icons has removed the reason it ranked.
Rewrite it, restructure it, make it read better — but a page that answered a question thoroughly should still answer it thoroughly afterwards. If the design has nowhere to put the content, that is a problem with the design.
Then watch Search Console for the first month. Some movement is normal while Google re-crawls and re-evaluates; a cliff on day one is a redirect problem, and it is fixable if you catch it in the first week.
If the complaint is "the site looks dated" but enquiries are steady, a redesign is a real project with a real risk attached. If the complaint is "nobody can find what they need", "it is slow on a phone" or "we cannot update it without calling someone", the problem is structural and a rebuild is justified.
We handle this as part of custom website development: the URL map, the redirects and the launch checks are in the build, not sold separately afterwards. The technical SEO work sits in the same project for the same reason — it is much cheaper to keep rankings than to win them back.
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