Square21스퀘어21 파스타&스테이크
Pasta & steak near Seonyudo Station · Chef-owned bistro
Square21 is a pasta and steak restaurant on the 1st floor of Kolon Digital Tower, 21 Yangpyeong-ro 22-gil, Yeongdeungpo-gu, a 3-minute walk (185 m) from Seonyudo Station Exit 2. Both listed steak dishes at Square21 cost ₩21,900. Square21 is open Tue–Fri 11:00–21:30 (break time 14:30–16:00, last order 20:30), Sat 11:00–21:30 and Sun 11:30–21:00, and is closed on Mondays.
- Today
- Tue–Fri 11:00–21:30 · Sat 11:00–21:30 · Sun 11:30–21:00
- Getting there
- Seonyudo Station Exit 2 · 3-min walk (185m)
- Prices
- Steak ₩21,900
- Try
- Tower Burger Steak ₩21,900Sous-Vide Pork Neck Steak ₩21,900
Key facts
- Address
- 1F Kolon Digital Tower, 21 Yangpyeong-ro 22-gil, Yeongdeungpo-gu, Seoul서울 영등포구 양평로22길 21 코오롱디지털타워 1층
- Nearest station
- Seonyudo Station Exit 2 · 3-min walk (185m)
- Opening hours
- Tue–Fri11:00–21:30break 14:30–16:00last order 20:30Sat11:00–21:30last order 20:30Sun11:30–21:00last order 20:00Closed Mon
- Phone
- 0507-1401-5445
- Reservations
- Accepted · groups welcome
- Parking
- Kolon Digital Tower underground parking (B2–B5) · up to 1 hour 30 minutes free
- Amenities
- Takeout · Delivery · Wi-Fi · Separate men's and women's restrooms · High chairs · Mobile payment
- Links
- Naver PlaceInstagramWebsite
Menu & prices
2 items · as listed Oct 2026About
Square21 is a Western-style restaurant that has operated at the same location since 2013, with an owner-chef who has more than 30 years of experience in Western cooking running the kitchen in person. Square21 makes its stocks, sauces, pre-meal bread, handmade patties and sesame chewy bread (kkaechalppang) in-house, and its tomato sauce is simmered for 7 hours. Square21 was remodelled in 2023 and has 28 seats in total.
The signature dish at Square21, the ttukbaegi pasta, is a spicy tomato-broth pasta built on a seafood and mussel stock and served in a Korean earthenware pot (ttukbaegi). The Tower Burger Steak at Square21 stacks rice, a handmade pure-beef patty, hash brown, pineapple, tomato and onion in layers, finished with a button mushroom cream sauce, while the sous-vide pork neck steak goes through five preparation steps and a long sous-vide cook. Square21 also serves pane pasta in its own baked sesame chewy bread, risotto, croissant pizza, salads, and wine and highballs, along with set menus for 2, 2–3 and 3–4 people.
FAQ
What are Square21's opening hours?
Square21 is open Tue–Fri 11:00–21:30 (last order 20:30), break 14:30–16:00; Sat 11:00–21:30 (last order 20:30); Sun 11:30–21:00 (last order 20:00). It is closed on Mon.
Which station is closest to Square21?
Square21 is a 3-minute walk (185 m) from Seonyudo Station, Exit 2. The address is 1F Kolon Digital Tower, 21 Yangpyeong-ro 22-gil, Yeongdeungpo-gu, Seoul.
How much is the steak at Square21?
Square21's 2 steak items cost ₩21,900.
Can I book a table at Square21?
Yes, Square21 takes reservations and groups. Call 0507-1401-5445 to book.
Is there parking at Square21?
Yes, Square21 has parking (Kolon Digital Tower underground parking (B2–B5) · up to 1 hour 30 minutes free).
Does Square21 do takeout?
Yes, Square21 does takeout. It also has Delivery, Wi-Fi, Separate men's and women's restrooms, High chairs, Mobile payment.
Can the Tower Burger Steak be ordered at any time?
The Tower Burger Steak is limited to 10 per day, so it cannot be ordered once sold out. Square21 recommends checking before visiting if you want this dish.
What is the ttukbaegi pasta?
The ttukbaegi pasta is a spicy tomato-broth pasta made with seafood and mussel stock, served in a Korean earthenware pot (ttukbaegi). Square21 presents it as its signature dish.
How many visit stories are there about Square21?
Superchart has 1 first-hand visit stories about Square21; the latest visit was on July 16, 2026.
11 visit stories about Square21
Newest first
Pasta & steak restaurant near Seonyudo Station: Square 21 set for 2-3
“After a Seonyudo Park outing, one family shared Square 21's square set for 2-3 people (bread, salad, margherita pizza, cream pasta and sous-vide pork neck steak), and everything arrived within 20 minutes.”
Seonyudo Station pasta restaurant for a date: Square 21 Pasta & Steak
“After a walk in Seonyudo Park, the blogger ordered the date set for two (47,900 won) with shrimp and scallop bisque cream pasta and the daily-limited tower burger steak; the warm bread and fresh salad rounded out generous portions with consistently good flavors.”
Seoul pasta set for two, then a Seonyudo Park sunset walk: Square 21
“On a weekend, the writer and her husband shared the Square 21 set for 2: bread, salad, seafood tomato pasta, a tower burger steak and drinks.”
Seonyudo pasta spot for a rainy day: Italian gukbap at Square 21
“On a rainy day the writer ordered seafood aglio e olio (₩18,900), sous-vide pork neck steak (₩22,900) and Italian gukbap (₩22,900), a rice soup in tomato seafood broth.”
Western restaurant at Seonyudo Station: tower burger steak, Square 21
“The writer ordered the Square 2-person set: bread, salad with yogurt dressing, a tower burger steak in cream sauce and seafood ttukbaegi pasta (pasta in a spicy tomato broth, served in an earthenware pot).”
Yeongdeungpo date restaurant: seafood pasta & steak set, Square 21
“The writer and her husband ordered the 2-person date set at Square 21, which came with bread, salad, seafood tomato pasta and the signature tower burger steak.”
- Seonyudo Station Italian restaurant with a baby high chair: Square 21Forks for Two · Jun 20, 2026
- Seonyudo Park pasta restaurant, tower burger set for two: Square 21Chair Puller · Jun 20, 2026
- Yeongdeungpo Italian restaurant: croissant pizza for family, Square 21Broth Corner Regular · Jun 18, 2026
- Family lunch at a kid-friendly Seonyudo Station steakhouse: Square 21Bowl Pilgrim · Jun 17, 2026
- Seonyudo pasta restaurant: non-spicy cream pasta for kids, Square 21Old Lantern Walker · Jun 15, 2026