Knock Knock녹녹
Yeonnam-dong salt bread & scones · two-floor bakery café
Knock Knock is a bakery café on the 1st and 2nd floors of 139 Seongmisan-ro, Mapo-gu, Seoul, a 10-minute walk (684 m) from Hongik Univ. Station Exit 3. At Knock Knock, bread such as salt bread, scones and financiers costs ₩3,000–₩6,800, cakes and rolls cost ₩7,900–₩9,000, and coffee and drinks cost ₩1,900–₩7,000. Knock Knock is open Monday to Wednesday 08:30–22:30, Thursday 08:30–17:00 and Friday to Sunday 08:30–23:30.
- Today
- Mon–Wed 08:30–22:30 · Thu 08:30–17:00 · Fri–Sun 08:30–23:30
- Getting there
- Hongik Univ. Station Exit 3 · 10-min walk (684m)
- Prices
- Cakes & Rolls ₩7,900–₩9,000 · Scones & Financiers ₩3,000–₩4,900
- Try
- Knock Knock Sandwich ₩6,000Knock Knock Matcha Latte ₩4,400Basque Cheesecake ₩7,900





Key facts
- Address
- 1F & 2F, 139 Seongmisan-ro, Mapo-gu, Seoul서울 마포구 성미산로 139 1층,2층 녹녹
- Nearest station
- Hongik Univ. Station Exit 3 · 10-min walk (684m)
- Opening hours
- Mon–Wed08:30–22:30Thu08:30–17:00Fri–Sun08:30–23:30Open every day
- Phone
- 0507-1424-1269
- Parking
- Free parking in front of the store (except in front of the entrance)
- Amenities
- Takeout · Delivery · Wi-Fi · Separate men's and women's restrooms · Pets allowed
- Links
- Naver PlaceInstagram
Menu & prices
40 items · as listed Oct 2026About
Knock Knock is a large bakery café on Seongmisan-ro in Yeonnam-dong that occupies both the 1st and 2nd floors and bakes its bread daily. Knock Knock offers nine kinds of salt bread alone, from the plain salt bread to crème brûlée, arugula jambon-beurre and buldak mayo sausage versions, along with seven scones, three financiers, croissants, milk bread loaves and baguettes.
For dessert, Knock Knock has three Basque cheesecakes (plain, crème brûlée and chocolate Oreo), a chocolate roll and a strawberry roll named after the Ganadi character, and a cherry chocolate chiffon sando. Knock Knock's signature drinks are the Knock Knock Matcha Latte and the Knock Knock Cream Coconut Water in matcha and mango flavours, and the Knock Knock Sandwich and Mushroom Cheese Sandwich make a meal possible at Knock Knock.
FAQ
What are Knock Knock's opening hours?
Knock Knock opens daily at 08:30 and stays open until 22:30 Mon–Wed, and until 17:00 Thu, and until 23:30 Fri–Sun; there are no regular closing days.
Which station is closest to Knock Knock?
Knock Knock is a 10-minute walk (684 m) from Hongik Univ. Station, Exit 3. The address is 1F & 2F, 139 Seongmisan-ro, Mapo-gu, Seoul.
How much is the cakes & rolls at Knock Knock?
Knock Knock's 6 cakes & rolls items cost ₩7,900–₩9,000. Scones & Financiers (10) cost ₩3,000–₩4,900.
Is there parking at Knock Knock?
Yes, Knock Knock has parking (Free parking in front of the store (except in front of the entrance)).
Does Knock Knock do takeout?
Yes, Knock Knock does takeout. It also has Delivery, Wi-Fi, Separate men's and women's restrooms, Pets allowed.
What is Knock Knock's phone number?
Knock Knock's phone number is 0507-1424-1269.
Can I bring my dog into Knock Knock?
Yes, pets are allowed. Knock Knock describes itself as a café you can visit with your dog.
What kinds of salt bread does Knock Knock have?
Knock Knock has nine kinds of salt bread. Knock Knock sells everything from the plain salt bread (₩3,000) to chocolate chip, glazed, cheese olive, crème brûlée, potato bacon, arugula jambon-beurre, corn cheese mayo and buldak mayo sausage salt bread (up to ₩6,000).
How many visit stories are there about Knock Knock?
Superchart has 31 first-hand visit stories about Knock Knock; the latest visit was on September 18, 2026.
73 visit stories about Knock Knock
Newest first
Yeonnam-dong bakery café by Gyeongui Line Forest Trail: ₩4,000 latte
“On a solo evening visit, the writer sat in Noknok's black-and-green ground floor, ordered a ₩4,000 café latte and a ₩9,000 fig mugwort chiffon sando, and worked on a laptop at a table with its own power outlet.”
Yeonnam-dong café open till 23:30 with outlets at every seat: Noknok
“Open until 23:30, Noknok is an easy pick for an evening work session in Seoul.”
Yeonnam-dong group café with choose-your-bean americano: Noknok
“The first floor is built around big sofas for talking with friends, while the quiet second floor is better for getting work done, and the order here was a fig mugwort chiffon sando, a Noknok matcha latte and an iced americano with a choice of coffee beans.”
Yeonnam-dong late-night café with fig mugwort chiffon sando: Noknok
“On a solo work visit, Noknok's iced vanilla latte cost 4,400 won and the fig mugwort chiffon sando 9,000 won, with power outlets scattered across the first floor and a quieter wood-toned second floor above.”
Yeonnam-dong laptop café with fast Wi-Fi and glazed salt bread: Noknok
“I enjoyed a café latte, blueberry cream cheese loaf, and glazed salt bread for under ₩15,000.”
Yeonnam-dong morning café with big sofas and Basque cheesecake: Noknok
“I settled into its spacious sofas and bar tables with nutty Americanos and a rich Basque cheesecake, while the second floor welcomed dogs.”
- Yeonnam-dong café for matcha bread with peach cream cheese: NoknokMangwon Morning Sharer · Sep 10, 2026
- Yeonnam-dong café for strawberry latte and brûlée cheesecake: NoknokRoastery Sitter · Sep 10, 2026
- Spacious Yeonnam-dong bakery café by Yeonnam Forest Trail: NoknokStoneware Mug · Sep 10, 2026
- Yeonnam-dong bakery café: chestnut crumble loaf and 1L americanoKitchen Line Waiter · Sep 9, 2026
- Pet-friendly Yeonnam-dong café with quiet 2nd floor seats: NoknokCafe Bookshelf · Sep 9, 2026
- Large Yeonnam-dong café for late group meetups and big sofas: NoknokLeisurely Diner · Sep 9, 2026
- Yeonnam-dong café with parking and blueberry cream bread: NoknokLayover Eater · Sep 9, 2026
- Yeonnam-dong café with levain cookies, ₩1,900 takeout coffee: NoknokSleeve Drawer Keeper · Sep 8, 2026
- Budget bakery café near Hongdae with ₩3,800 americano: NoknokWeeknight Setting · Aug 21, 2026
- Chocolate loaf and sweet potato latte at Noknok, a Yeonnam-dong caféMapo Cup Keeper · Aug 20, 2026
- Free-parking café near Hongdae with Basque cheesecake: NoknokMangwon Coffee Walker · Aug 19, 2026
- Yeonnam-dong brunch café with double choco loaf and vanilla latteLast Sip Lingerer · Aug 17, 2026
- Yeonnam-dong café with cookie Basque cake and misugaru: NoknokHillside Local · Aug 16, 2026
- Yeonnam-dong café with plum tea and financiers at 9pm: NoknokPepper Pinch Walker · Aug 15, 2026






