IMARC Group has recently released a new research study titled “South Korea Advertising Market growth, Share, Trends and Forecast by Segment and Region, 2025-2033”, offers a detailed analysis of the market drivers, segmentation, growth opportunities, trends and competitive landscape to understand the current and future market scenarios.

Market Overview

The South Korea advertising market size reached USD 12.9 Billion in 2024 and is projected to grow to USD 22.9 Billion by 2033. The market is expected to expand at a CAGR of 5.93% during the forecast period 2025-2033. This growth is driven by increasing adoption of AI-driven content creation and a rising demand for localized digital campaigns. Growing investments in data-backed marketing tools further support market share across entertainment, finance, and e-commerce sectors.

Study Assumption Years

• Base Year: 2024

• Historical Year/Period: 2019-2024

• Forecast Year/Period: 2025-2033

South Korea Advertising Market Key Takeaways

• Current Market Size: USD 12.9 Billion in 2024

• CAGR: 5.93% during 2025-2033

• Forecast Period: 2025-2033

• The advertising sector in South Korea is being transformed by AI, with firms like Cheil Worldwide and Innocean deploying custom AI systems for campaign monitoring and content creation as of June 2025.

• Localized content is increasingly important to connect with consumers, especially in finance, news, and technology sectors.

• Dow Jones launched a Korean-language AI-powered newswire service in November 2024 to serve financial community needs.

• Growing investments in data-backed marketing tools support market share in entertainment, finance, and e-commerce.

• Expansion of AI-driven translation and news delivery platforms enhances timely and relevant ad placement.

Sample Request Link: https://www.imarcgroup.com/south-korea-advertising-market/requestsample

Market Growth Factors

The South Korea advertising market is expanding rapidly due to the growing adoption of artificial intelligence (AI) in content creation and campaign management. As stated in the report, agencies are investing heavily in proprietary AI tools which automate major parts of ad-making including visual generation, compliance auditing, and performance tracking. For instance, in June 2025, companies like Cheil Worldwide and Innocean launched custom-built AI systems that reduced production costs while increasing creative precision. This AI integration has enabled faster execution and more consistent campaign output, helping advertisers respond swiftly to changing consumer behaviors, contributing significantly to the market's 5.93% CAGR during 2025-2033.

Another pivotal factor driving growth is the increased focus on localized content tailored to South Korea’s unique cultural values. Advertisers have recognized the demand for contextually relevant campaigns in sectors such as finance, news, and technology. The November 2024 launch of Dow Jones' Korean-language AI-powered newswire service exemplifies this trend by providing real-time global news updates to the financial community, allowing for more accurate and timely ad placements. This localization strategy enhances brand trust and relevance, which are crucial in the competitive digital environment.

Investments in data-backed marketing tools further reinforce market expansion by enabling deeper insights and better audience segmentation across entertainment, finance, and e-commerce sectors. The combination of AI-driven automation and data analytics is transforming agency structures and creative processes. Advertisers are empowered to focus more on strategic storytelling and high-level ideation, improving productivity and reducing the time-to-market for campaigns. These developments underscore a long-term shift toward data-driven decision-making frameworks, driving sustained growth in both digital and traditional advertising platforms in South Korea.

Market Segmentation

Segment Insights:

• Television Advertising: Advertisements broadcast via television networks, offering wide audience reach and visual impact.

• Print Advertising:

• Newspaper: Advertisements in daily or weekly printed newspapers targeting diverse demographics.

• Magazines: Targeted advertising through periodic magazine publications, focusing on niche audiences.

• Radio Advertising: Audio commercials transmitted through radio channels to reach local and regional listeners.

• Internet/Online Advertising: Digital ads served on websites, social media platforms, and search engines.

• Mobile Advertising: Advertisements distributed through mobile devices, including apps and SMS.

• Outdoor Advertising:

• Bill Boards: Large-scale advertisements placed in high-traffic outdoor locations.

• Street Furniture: Advertising on urban fixtures like bus stops and benches.

• Transit Advertising: Ads displayed on transportation vehicles and stations.

• Other Mediums: Additional outdoor formats such as kiosks and posters.

Regional Insights

The dominant region in the South Korea advertising market is the Seoul Capital Area. The report covers key regions including Seoul Capital Area, Yeongnam (Southeastern Region), Honam (Southwestern Region), Hoseo (Central Region), and Others. Although specific regional market share or CAGR figures are not provided, the Seoul Capital Area is implied to be the leading hub for advertising activities due to its political, economic, and media prominence.

Recent Developments & News

• July 2025: KT&G and PMI Korea intensified competition in South Korea’s heated tobacco market through aggressive advertising. KT&G launched a half-price device promotion, while PMI Korea expanded youth-focused experiential marketing at the Waterbomb Festival, boosting brand engagement and reshaping advertising strategies in the tobacco sector.

• June 2025: Coupang Play launched South Korea’s first free ad-supported streaming service, providing content access with pre-roll and mid-roll ads, expanding advertising opportunities in digital media and signaling a major shift in streaming and advertising dynamics.

Key Players

• Cheil Worldwide

• Innocean

• Dow Jones

• KT&G

• PMI Korea

• Coupang Play

If you require any specific information that is not covered currently within the scope of the report, we will provide the same as a part of the customization.

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