How the display path works
In a Google search ad, the visible web address is your domain followed by up to two optional text fields, each limited to fifteen characters. Those fields are the display path. They appear after a slash, so the address reads as though it points at a section of your site.
They do not. The path fields are display text only and have no connection to the page a click actually opens, which is set separately by the final URL. You can type anything that fits and passes review, and the visitor lands wherever the final URL sends them regardless. The domain itself is not editable in the same way — it is taken from your final URL and shown as the display URL.
Why the display path matters
It is a small, free piece of ad copy in a place people genuinely read. A searcher scanning results uses the visible address to judge where they are about to go, and a path that names the exact service reads as more specific than a bare domain. That specificity tends to help click-through rate, and the fields cost nothing but attention.
It is also a second chance at relevance. Where a headline had no room for the searcher’s exact phrase, the path can carry it, in a position that stands out because it is styled differently from the rest of the ad.
Common mistakes with display paths
Leaving them blank is the most common, and the easiest to fix. A bare domain wastes a line the ad has already reserved.
The opposite mistake is treating the fields as keyword slots. Two crammed abbreviations separated by hyphens look like spam, and a path that reads as machine output undermines the trust the address was supposed to build.
The serious mistake is promising a page that does not exist. If the path says one thing and the landing page delivers another, the visitor feels misled, bounces, and the ad has paid for a click that damaged rather than helped. Reviewers may also reject a path that misrepresents the destination.
How to act on it
Write the path from the ad group’s theme, using the words the searcher would use rather than your internal product names. If the ad group is about one service in one city, the two fields can carry the service and the city, and the address then reads as a direct answer to the search.
Keep it honest: the destination page should plausibly be described by what the path says, even though the two are technically unrelated. Update the path whenever you re-theme an ad group, since an old path quietly surviving a restructure is a common source of mismatch. And check the ad preview before saving, because fifteen characters is short enough that a word you assumed would fit often does not.