| Cover | Dec. 29, 2020 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Dec. 29, 2020 |
| Entity File Number | 001-38195 |
| Entity Registrant Name | GraniteShares Gold Trust |
| Entity Central Index Key | 0001690437 |
| Entity Tax Identification Number | 82-6393903 |
| Entity Incorporation, State or Country Code | NY |
| Entity Address, Address Line One | 205 Hudson Street |
| Entity Address, Address Line Two | 7th Floor |
| Entity Address, City or Town | New York |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 10013 |
| City Area Code | (646) |
| Local Phone Number | 876-5096 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Shares |
| Trading Symbol | BAR |
| Security Exchange Name | NYSE |
