Upgrading Castle in Cookie Run Kingdom is part of the progression. You can do this by completing a few sets of tasks like completing missions, obtaining cookies, earning decor points, getting some wishes, and finally unlocking a Jammery. The last one is the tricky one where many players are stuck. In this guide, I will help you with completing the Upgrade Castle part of Cookie Run. The process is simple, there is one additional unlock required to complete the Jammery part.

During the first progression, you will have to complete the following task. Completing them all will help you to complete the Upgrade Castle objective.

  • Clear 2-14 Dragon Hill
  • Obtain 3 Cookies of Level 5
  • Place x1 Jammery
  • Fulfill 10 wishes from the Tree
  • Earn 600 Decor Points.

All other tasks are simple except the place Jammery. The building will remain locked until you build Jellybean Farm. It cost 4600 coins. It also requires 6 blocks of wood, 2 ax, and 2 mins to build. You can pay 18 crytals to skip waiting. Place a Jellybean Farm outside the castle and complete all other pending tasks. Then go to buildings and pick the Jammery. It cost 5300 coins. Additional requirements to build Jammery are 6 blocks of wood, 2 ax, and 5 mins to build. Just place the Jammery outside the castle and you will unlock the Castle Upgrade progression.

Here are all the Castle Upgrade levels in Cookie Run Kingdom along with the necessary requirements. Max level of Castle Upgrade is Level 15. You can also check our guide on how to level up fast in Cookie Run.

Level 2:

  • Jammery
  • Obtain 3 Level 5 Cookies
  • Clear 2-14 Dragon Hill
  • Fulfill 10 wishes from the Tree of Wishes
  • Decor Points – 600

Level 3:

  • Carpentry Shop
  • Clear Stage 3-10 Pilgrim’s Path
  • Earn 700 Decor Points
  • Fulfill 10 wishes from the Tree of Wishes
  • Obtain 4 Cookies of Lv.10

Level 4:

  • Windmill
  • Obtain 5 Level 15 Cookies
  • Clear 3-24 Pilgrim’s Path
  • Fulfill 30 wishes from the Tree of Wishes
  • Decor Points – 800

Level 5:

  • Jampie Diner
  • Clear 4-11 Hero’s Gate
  • Compete 5 times in the Kingdom Arena
  • Receive rewards from the Bear Jelly Train 2 times
  • Decor Points – 900

Level 6:

  • Compete 10 times in the Kingdom Arena
  • Clear 4-25 Hero’s Gate
  • Receive rewards from the Bear Jelly Train 4 times
  • Decor Points – 1000

Level 7:

  • Dairy Factory
  • Compete 15 times in the Kingdom Arena
  • Obtain 10 Cookies of Lv.24
  • Clear 5-15 Tainted Forest
  • Receive rewards from the Bear Jelly Train 7 times
  • Decor Points – 1500

Level 8:

  • Latte Cafe
  • Compete 20 times in the Kingdom Arena
  • Obtain 10 Cookies of Lv.24
  • Clear 5-28 Tainted Forest
  • Receive rewards from the Bear Jelly Train 10 times
  • Decor Points – 2200

Level 9:

  • Toy Store
  • Receive rewards from the Bear Jelly Train 15 times
  • Promote 5 Cookies to 3 Star
  • Clear 6-28 Tainted Treetop
  • Compete 30 times in the Kingdom Arena
  • Decor Points – 3000

Level 10:

  • Barrel Inn
  • Receive rewards from the Bear Jelly Train 20 times
  • Obtain 12 Cookies of Lv. 28
  • Clear 6-28 Tainted Treetop
  • Compete 50 times in the Kingdom Arena
  • Decor Points – 4000

Level 11:

  • Maison du Cake
  • Receive rewards from the Bear Jelly Train 30 times
  • Promote 6 Cookies to 3 Star
  • Clear 7-11 Forgotten Academy
  • Compete 100 times in the Kingdom Arena
  • Decor Points – 5000

Level 12:

  • Jewelry Salon
  • Receive rewards from the Bear Jelly Train 50 times
  • Obtain 15 Level 32 Cookies
  • Clear 7-30 Forgotten Academy
  • Decor Points – 7000

Level 13:

  • Upgrade Barrel Inn to Level 3
  • Receive rewards from the Bear Jelly Train 100 times
  • Compete 300 times in the Kingdom Arena
  • Clear 8-30 Hall of Enlightenment
  • Obtain 15 Level 36 Cookies
  • Promote 10 Cookies to 3 Star
  • Decor Points – 8000

Level 14:

  • Receive rewards from the Bear Jelly Train 200 times
  • Promote 12 Cookies to 3 Star
  • Clear 9-30 Vanilla Castle Gates
  • Obtain 15 Level 40 Cookies
  • Upgrade Maison du Cake to Level 3
  • Compete 400 times in the Kingdom Arena
  • Decor Points – 9000

Level 15:

  • Receive rewards from the Bear Jelly Train 300 times
  • Promote 15 Cookies to 3 Star
  • Clear 10-31 Chamber of Audiences
  • Obtain 20 Level 45 Cookies
  • Upgrade Jewelry Salon to Level 3
  • Compete 500 times in the Kingdom Arena
  • Decor Points – 10000

We have more amazing tips and tricks on Cookie Run Kingdom that will help you to complete the most challenging task easily. For example how to trade where you can exchange valuable resources. You can also join a Guild or invite a friend to play in Cookie Run.