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Affect Performance Team
|TikTok Ads|Aug 28, 2025

Total Reach and Demographics of TikTok’s Audience in South Korea

Total Reach and Demographics of TikTok’s Audience in South Korea

The South Korean TikTok audience is more than 9.6 million users available for advertising. We collected the data based on the lower-bound estimate from the TikTok Ads Manager forecasting tool.
This estimation indicates the number of users who may be reached with your ads during any upcoming 30-day period.

Total audience: 9,608,000
Male audience: 5,001,000
Female audience: 4,607,000

As in other countries, TikTok’s audience in South Korea is relatively young. The share of users aged 18–24 is about 19%, and those aged 25–34 make up around 32%. However, compared to other markets, South Korea has a significant older audience, with about 49% aged 35+.

We compiled detailed data on the age and gender structure of the audience based on TikTok’s forecasting tool. The XLSX table is available for download.

Download XLSX

Age Group Male Female Total
18-24 753,000 1,047,000 1800000M
25-34 1,566,000 1,498,000 3064000M
35-44 966,000 733,000 1699000M
45-54 902,000 640,000 1542000M
55+ 814,000 689,000 1503000M
Total 5,001,000 4,607,000 9,608,000