Castle

The Castle is the beating heart of your Estate. Upgrade to increase your March Capacity and unlock new buildings. 

Info

The info sub-menu will show you the building Bonuses. The first number is the one based on the building level, and the second one (in green) is based on other bonuses (such as Research, Talent points, etc.)  "More Info" will show you an expanded view of the below table, along with the Power generated by each level.

Level	March Capacity	Boost	Total at end of tier
1 to 5	+2,000	none	10,000
6 to 10	+2,500	none	22,500
11 to 15	+3,000	none	37,500
16 to 20	+3,500	none	55,000
21 to 25	+4,000	none	75,000
26 to 30	+4,500	none	97,500
31 to 35	+4,500	+10%	120,000
36 to 40	+10,000	+10%	150,000

Upgrade Cost

Level	Prerequisite	Resources	Default Building Time
1
2	Wall 1	2.9K Food	0:04:40
		2.9K Wood
3	Wall 2	4.4K Food	0:10:00
		4.4K Wood
4	Lumberyard 3	7.0K Food	0:40:00
	Wall 3	7.0K Wood
5	Farm 4	12K Food	1:20:03
	Wall 4	12K Wood
6	Warehouse 5	21K Food	2:40:03
	Wall 5	21K Wood
7	Airship Dock 6	41K Food	6:00:17
	Wall 6	41K Wood
8	Academy 7	81K Food	9:30:55
	Wall 7	81K Wood
9	Military Tent 8	163K Food	13:27:33
	Wall 8	163K Wood
10	Wall 9	326K Food	16:49:27
	Munitions Exchange 9	326K Wood
11	Stables 10	627K Food	20:28:37
	Wall 10	627K Wood
		6.6K Iron
12	Artillery Foundry 11	1.14M Food	1d 01:00:08
	Wall 11	1.14M Wood
		25K Iron
13	Wall 12	1.92M Food	1d 06:22:31
	Barracks 12	1.92M Wood
		68K Iron
14	Shooting Range 13	3.02M Food	1d 12:56:48
	Wall 13	3.02M Wood
		151K Iron
15	Wall 14	4.38M Food	1d 20:51:43
	Recruitment Hall 14	4.38M Wood
		292K Iron
16	Wall 15	6.02M Food	2d 07:08:38
	Silver Mine 15	5.85M Wood
		502K Iron
17	Wall 16	7.78M Food	2d 19:41:48
	Iron Mine 16	6.77M Wood
		790K Iron
		28K Silver
18	Airship Dock 17	10.10M Food	3d 11:17:44
	Wall 17	7.61M Wood
		1.22M Iron
		77K Silver
19	Embassy 18	13.00M Food	4d 06:11:07
	Wall 18	8.22M Wood
		1.85M Iron
		155K Silver
20	Wall 19	16.70M Food	5d 05:20:02
		8.33M Wood
		2.78M Iron
		278K Silver
21	Lumberyard 20	21.40M Food	6d 03:31:48
	Wall 20	7.49M Wood
		4.12M Iron
		469K Silver
22	Wall 21	27.30M Food	7d 05:29:35
		5.06M Wood
		6.08M Iron
		760K Silver
23	Wall 22	36.20M Food	8d 14:53:39
	Barracks 22	6.83M Wood
		7.52M Iron
		1.20M Silver
24	Wall 23	48.00M Food	10d 06:44:28
	Stables 23	9.22M Wood
		9.22M Iron
		1.85M Silver
25	Wall 24	63.50M Food	12d 06:03:16
	Academy 24	12.50M Wood
		11.20M Iron
		2.80M Silver
26	Wall 25	84.00M Food	14d 14:27:57
	Embassy 25	16.80M Wood
		13.44M Iron
		4.20M Silver
27	Wall 26	114.00M Food	17d 13:18:03
	Warehouse 26	22.70M Wood
		15.88M Iron
		6.25M Silver
28	Wall 27	154.00M Food	21d 01:40:16
	Barracks 27	30.70M Wood
		18.38M Iron
		9.20M Silver
29	Wall 28	206.95M Food	25d 05:55:33
	Artillery Foundry 28	41.40M Wood
		24.80M Iron
		12.40M Silver
30	Wall 29	279.00M Food	30d 06:43:13
	Shooting Range 29	55.80M Wood
		33.60M Iron
		16.75M Silver
31	Academy 30	377.00M Food	36d 08:20:05
	Wall 30	75.30M Wood
		45.20M Iron
		22.60M Silver
		1,000 Aristocrat Badge
32	Wall 31	377.00M Food	42d 09:56:57
	Barracks 31	94.80M Wood
		45.20M Iron
		22.60M Silver
		1,000 Aristocrat Badge
33	Wall 32	377.00M Food	48d 11:33:50
	Stables 32	114.20M Wood
		45.20M Iron
		22.60M Silver
		1,000 Aristocrat Badge
34	Wall 33	377.00M Food	54d 13:10:42
	Warehouse 33	133.80M Wood
		45.20M Iron
		22.60M Silver
		1,000 Aristocrat Badge
35	Wall 34	377.00M Food	60d 14:47:34
	Academy 34	153.30M Wood
		45.20M Iron
		22.60M Silver
		1,000 Aristocrat Badge
36	Wall 35	395.25M Food	73d 22:50:49
	Hall of War 35	160.68M Wood
		47.46M Iron
		23.73M Silver
		1,000 Aristocrat Badge
37	Wall 36	415.64M Food	100d 13:14:58
	Embassy 36	169.01M Wood
		49.83M Iron
		24.92M Silver
		1,000 Aristocrat Badge
38	Wall 37	436.32M Food	110d 01:40:54
	Warehouse 37	177.36M Wood
		52.32M Iron
		26.16M Silver
		1,000 Aristocrat Badge
39	Barracks 38	458.25M Food	134d 06:51:05
	Wall 38	186.34M Wood
		54.94M Iron
		27.47M Silver
		1,000 Aristocrat Badge
40	Academy 39	481.16M Food	163d 19:52:43
	Wall 39	195.65M Wood
		57.69M Iron
		28.84M Silver
		1,000 Aristocrat Badge
41	Academy 39	622.50M Food
	Airship Dock 40	254.30M Wood
	Artillery Foundry 30	74.30M Iron
	Barracks 40	37.20M Silver
	Embassy 40	1,000 Aristocrat Badge
	Farm 38	300 Marquis Badge
	Forge 36
	Hall of War 40
	Hospital 32
	Iron Mine 36
	Lookout Tower 35
	Lumberyard 37
	Military Tent 33
	Munitions Exchange 40
	Recruitment Hall 36
	Shooting Range 37
	Silver Mine 36
	Stables 40
	Wall 40
	Warehouse 37
42	Shooting Range 41	810.10M Food
	Wall 41	330.60M Wood
		96.80M Iron
		48.50M Silver
		1,500 Aristocrat Badge
		600 Marquis Badge
43	Stables 42	1,000.00M Food
	Wall 42	429.80M Wood
		126.10M Iron
		63.10M Silver
		2,000 Aristocrat Badge
		900 Marquis Badge
44	Barracks 43	1.30B Food
	Wall 43	558.80M Wood
		164.10M Iron
		82.10M Silver
		2,500 Aristocrat Badge
		1,400 Marquis Badge
45	Academy 44
	Wall 44

When the Castle is not being upgraded, there is an additional button under the Info menu that allows you to swap the other Urban and Rural buildings (within the same category) for 200 gold pieces.

In addition to the standard sub-menus, you will see the following building specific sub-menus:

Estate Stats

Details production of each resource and estate upkeep, by bonus source, and individual resource building.

Appearance

Allows you to purchase and use castle skins.

Estate Buffs

Allows you to view and use estate buffs by category.

Coat of Arms

Allows you to view and embed Coat of Arms by building.

Reference: