The short answer
Teheran-ro 20-gil (테헤란로20길) in Gangnam-gu, Seoul has 246 active stores across 116 business categories, +9.8% versus the previous quarter (Q2 2026). It is an office lunch street at the “nearing oversupply” stage, graded B.
What's on the street
Food & drink 15%Retail 9%Personal services 5%Education 5%Leisure 2%Lodging 1%Real estate 9%Other 55%
Who shops here
Spending levelValue · higher than 4% of Korean streets
Late-night activityMostly daytime · higher than 32% of Korean streets
Repeat visitsDestination (visitors) · higher than 2% of Korean streets
Fast-growing brands on this street
| Brand | Category | Stores in Korea | Net new, 2025 |
|---|---|---|---|
| Ginjaryoko긴자료코 | Japanese | 109 | +19 |
| Bodeuramchikin보드람치킨 | Fried chicken | 202 | +13 |
Around the corner
Streets within 800 m, by momentum.
| Street | Stores | QoQ | Momentum | Character | Stage |
|---|---|---|---|---|---|
| Bongeunsa-ro 30-gil봉은사로30길 · Gangnam-gu | 190 | +27.5% | 83.8 | Office lunch | Nearing oversupply |
| Nonhyeon-ro 63-gil논현로63길 · Gangnam-gu | 126 | +11.5% | 81.4 | Office lunch | Early growth |
| Seocho-daero 78-gil서초대로78길 · Seocho-gu | 302 | +6.3% | 80.2 | Office lunch | Growing |
| Eonju-ro 93-gil언주로93길 · Gangnam-gu | 115 | +7.5% | 79.9 | Office lunch | Growing |
| Gangnam-daero 66-gil강남대로66길 · Gangnam-gu | 56 | +5.7% | 79.9 | Dining alley | Growing |
Streets like Teheran-ro 20-gil
Most similar streets elsewhere in Korea by store mix and customer profile.
| Street | Stores | QoQ | Momentum | Character | Stage |
|---|---|---|---|---|---|
| Gwangpyeong-ro 56-gil광평로56길 · Gangnam-gu | 154 | 0.0% | 58.2 | Office lunch | Stable |
| Teheran-ro 98-gil테헤란로98길 · Gangnam-gu | 47 | +2.2% | 70.4 | Office lunch | Quality slipping |
| Teheran-ro 108-gil테헤란로108길 · Gangnam-gu | 77 | +5.5% | 74.2 | Office lunch | Nearing oversupply |
| Teheran-ro 84-gil테헤란로84길 · Gangnam-gu | 140 | -4.1% | 37.9 | Office lunch | Declining |
| Eonju-ro 134-gil언주로134길 · Gangnam-gu | 179 | +3.5% | 71.4 | Office lunch | Nearing oversupply |
Cite as: “Teheran-ro 20-gil (테헤란로20길) in Gangnam-gu, Seoul has 246 active stores across 116 business categories, +9.8% versus the previous quarter (Q2 2026). It is an office lunch street at the “nearing oversupply” stage, graded B.” — Ipjimap (ipjimap.com), 2026-06-30.