The World's Biggest Marketing Agency Cities

Name: Top Marketing Agency Cities — 2026
Creator: Pick an Agency
License: https://creativecommons.org/licenses/by/4.0/

Top 20 cities by number of marketing agencies, 2026.

Ask a marketing exec to name the world's biggest agency cities and you'll hear New York, London, Los Angeles. But when you actually count the agencies, Sao Paulo, Brazil leads the list — and the top 10 is dominated by Brazil, India, and the Middle East. Here's the full ranking.

Cities with fewer than 50 agencies are excluded. Data: Pick an Agency, 2026.

Full ranking

Rank	City	Country	Agencies	Avg rating
1	Sao Paulo	Brazil	736	4.89
2	Karachi	Pakistan	706	4.76
3	Belo Horizonte	Brazil	697	4.93
4	Nagoya	Japan	695	4.44
5	Campinas	Brazil	687	4.90
6	Rio de Janeiro	Brazil	686	4.91
7	Delhi	India

Methodology

• Dataset: marketing agencies on Pick an Agency with a valid headquarters city and country.
• Filter: cities with at least 50 agencies, to exclude long-tail noise.
• Ratings: average of each agency's overall_rating, excluding values below 2.0 (usually missing-data imports).
• Refresh: updated daily from our live database.

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<p><em>Source: <a href="https://www.pickanagency.com">Pick an Agency</a> — Top 20 Marketing Agency Cities 2026</em></p>

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