Buildings

What an upgrade costs in wood, bread, stone and iron, and how long it takes.

Building

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1 → 30

29 steps

Wood 526,778,285

Power 2,650,076

Stone 103,418,020

Iron 26,332,560

Bread 525,940,000

Build time, back to back 32d 6h

every level between the two

Level	Prerequisites	Wood	Bread	Stone	Iron	Upgrade Time	Research Speed (%)	Power
2	—	160	—	—	—	—	0	836
3	—	725	—	—	—	—	0	1,430
4	—	1,600	—	320	—	—	0	2,222
5	—	6,800	—	1,300	—	—	1	3,410
6	—	17,000	—	3,400	860	9,000,000	1	5,192
7	—	62,000	—	12,000	3,100	18,000,000	1	7,766
8	—	110,000	—	22,000	5,600	27,000,000	1	10,340
9	—	230,000	—	47,000	11,000	—	1	12,914
10	—	410,000	—	82,000	20,000	54,000,000	1	16,654
11	—	520,000	520,000	100,000	26,000	—	1	20,394
12	—	670,000	670,000	130,000	33,000	—	1	24,134
13	—	950,000	950,000	190,000	47,000	—	1	30,448
14	—	1,200,000	1,200,000	250,000	63,000	—	1	36,762
15	—	1,800,000	1,800,000	370,000	93,000	—	2	43,076
16	—	2,300,000	2,300,000	470,000	110,000	—	2	51,964
17	—	3,700,000	3,700,000	740,000	180,000	—	2	60,852
18	—	5,000,000	5,000,000	1,000,000	250,000	—	2	69,740
19	—	6,200,000	6,200,000	1,200,000	310,000	—	2	82,368
20	—	8,600,000	8,600,000	1,700,000	430,000	—	2	94,996
21	—	10,000,000	10,000,000	2,100,000	540,000	—	2	107,624
22	—	14,000,000	14,000,000	2,800,000	720,000	—	2	126,566
23	—	17,000,000	17,000,000	3,500,000	890,000	—	2	145,508
24	—	24,000,000	24,000,000	4,800,000	1,200,000	—	2	164,450
25	—	32,000,000	32,000,000	6,500,000	1,600,000	—	3	183,392
26	—	42,000,000	42,000,000	8,400,000	2,100,000	—	3	211,222
27	—	59,000,000	59,000,000	11,000,000	2,900,000	—	3	239,052
28	—	79,000,000	79,000,000	15,000,000	3,900,000	—	3	266,882
29	—	98,000,000	98,000,000	19,000,000	4,900,000	—	3	294,712
30	—	120,000,000	120,000,000	24,000,000	6,000,000	—	3	335,170