Research

Keywords & Match Types

How match types and keyword counts show up in live campaigns.

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Keywords are where a Google Ads account is decided, and they are also where it is misread. The list of keywords tells you what you asked for, not what you paid for. The match type tells you how loosely you asked. The negative list tells you what you refused, and it is usually the longest document in the account and the least inspected. This section reads those three things together. It is written for the person who signs off a large budget and cannot check every ad group: a marketing director handed a keyword list of unknown quality, a commercial director who wants to know why the cheapest queries keep producing the most expensive leads, or an independent consultant asked whether the account structure is worth what it costs to maintain.

The question this section answers

The buyer question is whether the keyword structure costs more than it earns. That has three parts. How many keywords you are actually carrying, and how many of them ever do anything. What each match type costs you when the click converts. And whether the negative list, the part of the account everyone feels good about, is doing the work people assume it does.

The evidence here pushes against two comfortable beliefs. A wide match type is not free reach, and it is not automatically a disaster either, and the distance between those two claims is a number worth having. A long negative list is not evidence of control, because a list can be long and do nothing. And a keyword that never earns an impression is not a harmless line in a report, since somebody maintains it, somebody bids on it and somebody pays to have it managed.

How to read it, in order

What this section will not do for you

It will not write your keyword list, and it will not tell you which match type to use, because that depends on your conversion volume, your budget and how much supervision you are willing to fund. Search term quality as a spending problem belongs to the wasted spend section, so this one stays out of it. What you get here is the size of the structure you are paying for, and the part of that structure which does nothing at all. The account management section covers how changes to those lists are meant to be recorded, and the conversions section covers whether the conversions these keywords produce are the ones your business counts.

In the same managed Google Ads portfolio, counting every enabled keyword, the median share with zero impressions in January to June 2026 is 85.6% and nine in ten accounts are over half; counting only keywords enabled at keyword, ad group and campaign level in the July 2026 snapshot, the median is 32.2% and 8 of 30 are over half.

32.2%

How Many Google Ads Keywords Get Zero Impressions? 32.2% or 85.6%, Depending on One Filter