Cover - USD ($)	12 Months Ended
	Dec. 31, 2023	Mar. 29, 2024	Jun. 30, 2023
Cover [Abstract]
Document Type	10-K
Amendment Flag	false
Document Annual Report	true
Document Transition Report	false
Document Period End Date	Dec. 31, 2023
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2023
Current Fiscal Year End Date	--12-31
Entity File Number	0-17529
Entity Registrant Name	DIAMONDHEAD CASINO CORPORATION
Entity Central Index Key	0000844887
Entity Tax Identification Number	59-2935476
Entity Incorporation, State or Country Code	DE
Entity Address, Address Line One	1013 Princess Street
Entity Address, City or Town	Alexandria
Entity Address, State or Province	VA
Entity Address, Postal Zip Code	22314
City Area Code	703
Local Phone Number	683-6800
Title of 12(g) Security	Common Stock, par value $.001
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	No
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Public Float			$ 7,976,392
Entity Common Stock, Shares Outstanding		36,297,576
Document Financial Statement Error Correction [Flag]	false
Auditor Firm ID	688
Auditor Name	Marcum
Auditor Location	Marlton, New Jersey