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Agency growth by the numbers, 2026

The 2026 numbers show a crowded, fragmented agency market where most firms say their growth engine is too weak and most believe they are differentiated.

The Agency Demand System collected the published statistics most useful to small agency owners, each with its source. Read together, they make the case for DemandOS: when 71,000 agencies compete and most look alike, clear positioning and more people creating demand are what separate the growing ones.

Last updated: November 2026

How many marketing agencies are there, and how big are they?

Promethean Research counts more than 71,000 digital agencies in North America in 2026, up from 50,000 in its 2024 checks, and more than 200,000 globally. The North American count has grown at a 12% compound annual growth rate since 2018.

Most of them are small. 87% of the agencies Promethean evaluated had fewer than 50 full-time employees, which is exactly the size range this site is written for.

Growth and margin

Growth engines feel weak, margins are thin

  • 93%of marketing and professional services firms say their growth engine isn't strong enough (RSW/US 2025 Agency Survey, September 2025).Source: Haus Advisors
  • 13%average after-tax net margin for digital agencies in 2025, down from a long-run average of about 15% since 2015.Source: Haus Advisors

Positioning

Everyone else looks the same. We don't.

  • 75%+say the agency industry is "somewhat" or "very" undifferentiated.Source: RSW/US 2026
  • 80%+say their own firm is differentiated from its closest competitors.Source: RSW/US 2026
  • 85%+built their positioning entirely in-house, without outside perspective or prospect testing.Source: RSW/US 2026
  • 60%say they are "very" or "extremely" aware of emerging AI search standards such as GEO and AEO.Source: RSW/US 2026

What each number means for your agency demand system

How The Agency Demand System reads each finding, and which part of DemandOS responds to it.

Agency statistics mapped to DemandOS layers by The Agency Demand System
FindingSourceWhat it suggestsDemandOS layer
71k+ agencies in North AmericaPromethean ResearchBuyers have many look-alike optionsPositioning
75%+ call the industry undifferentiatedRSW/US 2026Sameness is the default, not the exceptionPositioning
85%+ positioned entirely in-houseRSW/US 2026Few agencies test their message with prospectsPositioning
93% say growth engine is too weakRSW/US 2025 via Haus AdvisorsFounder-plus-referrals engines run outWhole-team demand
13% average net marginHaus AdvisorsLittle room for expensive, low-odds new businessPositioning and expansion

Tim Kilroy curates more industry research, with his take on each report, at the Agency Research Hub. To see how the system responds to these numbers, start with the agency positioning system or the agency demand system overview.

Quick answers

Short answers to the questions agency owners ask most. The full list of 48 lives on the agency demand system FAQ.

How many digital agencies are there?

Promethean Research reports more than 71,000 digital agencies in North America in 2026, up from 50,000 in its 2024 checks, and more than 200,000 globally. The industry has grown at a 12% compound annual growth rate since 2018, which means more agencies competing for the same buyers.

See this answer in the FAQ

Why do so many agencies sound the same?

RSW/US's 2026 positioning survey found over 75% of agencies call the industry somewhat or very undifferentiated, yet more than 80% say their own firm is differentiated. Over 85% built their positioning entirely in-house with no outside perspective or prospect testing. That gap is the problem a positioning system solves.

See this answer in the FAQ

What profit margin does a typical digital agency make?

Haus Advisors reports the average digital agency earned a 13% after-tax net margin in 2025, down from a long-run average of about 15% since 2015. Thin margins are why Tim Kilroy stresses higher-value positioning and expansion revenue over chasing more low-priced new logos.

See this answer in the FAQ

What are the three types of agencies?

There is no single official list, and people split agencies by service type in many ways. For growth decisions, Tim Kilroy uses three zones: the Structured Zone under $50K a month, the Graduation Zone from $50K a month to $1M a year, and the Custom Zone from $1M to $20M a year.

See this answer in the FAQ

What is a demand generation agency?

A demand generation agency is a firm that helps other businesses, usually B2B, build awareness and interest before buyers are ready to purchase, then turn that interest into pipeline. DemandOS is different: it is not an outsourced agency. It is a system Tim Kilroy installs inside your agency so your own team creates the demand.

See this answer in the FAQ

Want the long versions?

Tim Kilroy publishes free, in-depth playbooks on his main website. These three pair best with DemandOS.

Published by Tim Kilroy