Document and Entity Information - USD ($)	12 Months Ended
	Jun. 30, 2018	Sep. 30, 2018	Dec. 31, 2017
Document and Entity Information:
Entity Registrant Name	Bunker Hill Mining Corp.
Document Type	10-K
Document Period End Date	Jun. 30, 2018
Trading Symbol	bhll
Amendment Flag	false
Entity Central Index Key	0001407583
Current Fiscal Year End Date	--06-30
Entity Common Stock, Shares Outstanding		34,617,791
Entity Public Float			$ 6,869,022
Entity Filer Category	Smaller Reporting Company
Entity Current Reporting Status	No
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	No
Document Fiscal Year Focus	2018
Document Fiscal Period Focus	FY