The short answer
Seongsui-ro (성수이로) in Seongdong-gu, Seoul has 399 active stores across 230 business categories, +4.5% versus the previous quarter (Q2 2026). It is an office lunch street at the “growing” stage, graded B.
What's on the street
Food & drink 22%Retail 21%Personal services 9%Education 4%Leisure 1%Lodging 0%Real estate 4%Other 40%
Who shops here
Spending levelValue · higher than 20% of Korean streets
Late-night activityMostly daytime · higher than 22% of Korean streets
Repeat visitsDestination (visitors) · higher than 9% of Korean streets
Fast-growing brands on this street
| Brand | Category | Stores in Korea | Net new, 2025 |
|---|---|---|---|
| Paik's Coffee빽다방 | Coffee | 1,712 | +263 |
| AVA Hair에이바헤어 | Hair & beauty | 320 | +102 |
| THE VENTI더벤티 | Coffee | 1,230 | +101 |
| Lotteria롯데리아 | Fast food | 1,209 | +18 |
| Geuroingsallong그로잉살롱 | Hair & beauty | 27 | +14 |
| Rian리안 | Hair & beauty | 452 | +11 |
Around the corner
Streets within 800 m, by momentum.
| Street | Stores | QoQ | Momentum | Character | Stage |
|---|---|---|---|---|---|
| Yeonmujang 5ga-gil연무장5가길 · Seongdong-gu | 236 | +10.3% | 81.1 | Office lunch | Early growth |
| Seongdeokjeong 15-gil성덕정15길 · Seongdong-gu | 77 | +11.6% | 80.0 | Dining alley | Nearing oversupply |
| Achasan-ro아차산로 · Seongdong-gu | 696 | +3.7% | 79.1 | Office lunch | Growing |
| Ttukseom-ro 15-gil뚝섬로15길 · Seongdong-gu | 28 | +12.0% | 78.5 | Office lunch | Early growth |
| Seongdeokjeong 19-gil성덕정19길 · Seongdong-gu | 28 | +27.3% | 78.5 | Café & youth | Early growth |
Streets like Seongsui-ro
Most similar streets elsewhere in Korea by store mix and customer profile.
| Street | Stores | QoQ | Momentum | Character | Stage |
|---|---|---|---|---|---|
| Gukhoe-daero국회대로 · Yeongdeungpo-gu | 340 | +2.7% | 77.5 | Office lunch | Stable |
| Nambusunhwan-ro남부순환로 · Seocho-gu | 424 | -6.0% | 42.5 | Office lunch | Shrinking |
| Eonju-ro언주로 · Gangnam-gu | 1,446 | +0.8% | 78.0 | Office lunch | Quality improving |
| Yangcheon-ro양천로 · Gangseo-gu | 2,134 | +2.4% | 79.2 | Office lunch | Quality improving |
| Beotkkot-ro벚꽃로 · Geumcheon-gu | 1,007 | +2.2% | 76.4 | Office lunch | Stable |
Cite as: “Seongsui-ro (성수이로) in Seongdong-gu, Seoul has 399 active stores across 230 business categories, +4.5% versus the previous quarter (Q2 2026). It is an office lunch street at the “growing” stage, graded B.” — Ipjimap (ipjimap.com), 2026-06-30.