Hongdae (홍대 관광특구, Mapo-gu) — live crowd level from Seoul’s city sensors, today’s hour-by-hour forecast, weather and air, and what’s on nearby. Page refreshed every morning (2026-11-07); the box below updates itself while you read.
Crowd level — live
Somewhat crowded (at 20:45)
Getting busy — expect some crowding at popular spots.
Today’s forecast, hour by hour
| Time | Forecast | People (est.) |
|---|---|---|
| 22:00 | Somewhat crowded | 86,000–88,000 |
| 23:00 | Moderate | 74,000–76,000 |
| 00:00 | Moderate | 62,000–64,000 |
| 01:00 | Relaxed | 54,000–56,000 |
| 02:00 | Relaxed | 48,000–50,000 |
| 03:00 | Relaxed | 44,000–46,000 |
| 04:00 | Relaxed | 42,000–44,000 |
| 05:00 | Relaxed | 38,000–40,000 |
| 06:00 | Relaxed | 36,000–38,000 |
| 07:00 | Relaxed | 32,000–34,000 |
| 08:00 | Relaxed | 32,000–34,000 |
| 09:00 | Relaxed | 32,000–34,000 |
Events near Hongdae this month
| Event | Dates | Admission |
|---|---|---|
| [마포구립서강도서관] 독서토론회 [2026년 목, 수다] Mapo-gu Seogang Library 3F Book C (마포구립서강도서관 3층 Book C) · Other |
01-22 – 12-24 on now | Free |
| [이한열기념관] 6월 민주항쟁 39주년 기념 하반기 특별 전시 《이런 양심수》 Ihanyeol Memorial Hall 3F special exhibition gallery (이한열기념관 3층 기획전시실) · Exhibitions |
06-08 – 11-30 on now | Free |
| [마포구립서강도서관] 6-11월/길 위의 인문학 [독서 페어링：All that library to do] 마포구립서강도서관 3층 세미나실 / 독서관 / 예술의 전당 / 온라인(패들렛, zoom) · Workshops |
06-24 – 11-15 on now | Free |
| [마포구립서강도서관] 4분기/어린이갤러리 [단어수집가] Mapo-gu Seogang Library 4F Eorinijaryosil (마포구립서강도서관 4층 어린이자료실) · Exhibitions |
10-01 – 12-31 on now | Free |
| [마포구립서강도서관] 10-11월 길 위의 인문학 (박정원) [옷을 자를 때, 비로소 취향을 고민한다] Mapo-gu Seogang Library 3F Seminasil (마포구립서강도서관 3층 세미나실) · Workshops |
10-14 – 11-15 on now | Free |
| 이예란 개인전 [HAPPEN!: 사건 뒤의 흰 그림자들] Gongganpado (공간파도) · Exhibitions |
10-28 – 11-09 on now | Free |
| [마포구립서강도서관] 11월 문화프로그램 안내 Mapo-gu Seogang Library (마포구립서강도서관) · Workshops |
11-01 – 11-30 on now | Free |
| 제14회 인도영화제 Peurogeuraembyeol Sangi (프로그램별 상이) · Film |
11-03 – 11-07 on now | Free |
| [마포구립서강도서관] 11월/어린이메이킹 [해봄아 노올자! 해봄맘껏Time] 마포구립서강도서관 4층 어린이자료실 내 해봄 · Workshops |
11-05 – 11-28 on now | Free |
| [마포구립서강도서관] 11월/일반강좌 [옛 밥상, 오늘의 삶을 차리다_품격 있는 나이듦을 위한 인문학] Mapo-gu Seogang Library 3F Seminasil (마포구립서강도서관 3층 세미나실) · Workshops |
11-05 – 11-12 on now | Free |
Other areas
- Myeong-dong
- Hongik Univ. Station
- Gangnam Station
- Gangnam MICE district
- Itaewon
- Dongdaemun
- Jongno & Cheonggyecheon
- Gwanghwamun & Deoksugung
- Gyeongbokgung Palace
- Changdeokgung & Jongmyo
- Bukchon Hanok Village
- Insa-dong
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How this page works
The crowd level is Seoul’s real-time city data for this area, updated every few minutes by the city. The page is rebuilt twice a day (around 09:15 and 21:15 Korea time) and republished only when the numbers change.
FAQ
When is Hongdae least crowded?
Today’s forecast marks 23:00, 00:00, 01:00, 02:00 as relaxed or moderate, and 22:00 as crowded. The pattern repeats most days: mornings before 11:00 are the quietest window for tourist districts, evenings the busiest.
How is the crowd level measured?
The City of Seoul estimates the number of people in each area from mobile-network and sensor data and publishes it every five minutes with a four-step level (relaxed · moderate · somewhat crowded · crowded) and a forecast for the coming hours. This page reads that feed.
Does "crowded" mean I should avoid it?
Not necessarily — markets and Hongdae are lively because they are crowded. Use the forecast to time palaces, museums and cafés, where a queue actually costs you time.
Sources: Seoul realtime city data (citydata) and Seoul cultural events via Seoul Open Data Plaza · morning snapshot 2026-11-07 20:45. Crowd figures are the city’s estimates, not counts.
Last updated 2026-09-22. Editorial policy
