Glossary/Audience data/Audience segmentation

What is audience segmentation in advertising?

How publishers segment their audience for advertising, the main segment types, and what makes a segment sell.

Written by Samhub with the help of AI·Updated 13 Oct 2026·3 min read
Definition

Audience segmentation is dividing an audience into groups with shared traits, such as interests, life stage or location, so advertisers can reach the right people.

Types of segments

TypeExample
InterestSports fans
Life stageFamilies with children
IntentCar intenders
LocationReaders in one city
ValueHigh income households

What makes a segment sell

01

Named in the buyer's language

What agencies already plan for.

02

Big enough

Enough reach for a real campaign.

03

Available everywhere

In direct sales, deals and the open auction.

04

Proven

Results that show the segment works.

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Free playbook: three foundations for earning more from your audience data

16 pages for publishers, with a checklist for data, programmatic and direct sales.

A standard set to start from

Starting from a standard catalogue of segments saves time and matches what buyers look for. Samhub comes with 75 ready-made audiences publishers can activate from day one.

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Addressability at Stampen Media after moving its reader data into one layer with Samhub.

Frequently asked questions

Audience segmentation covers all readers for advertising; customer segmentation focuses on paying customers.

A clear catalogue buyers can navigate, plus custom segments on request.

Segments based on personal behavior usually need consent in Europe.

A segment of people similar to a seed group, used to grow reach.

Related terms

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