| Document and Entity Information | Sep. 08, 2020 |
| Cover [Abstract] | |
| Entity Central Index Key | 0000023795 |
| Document Type | 8-K |
| Document Period End Date | Sep. 8, 2020 |
| Entity File Number | 001-11350 |
| Entity Registrant Name | CTO Realty Growth, Inc. |
| Entity Incorporation, State or Country Code | FL |
| Entity Tax Identification Number | 59-0483700 |
| Entity Address, Address Line One | 1140 N. Williamson Blvd., Suite 140 |
| Entity Address, City or Town | Daytona Beach |
| Entity Address, State or Province | FL |
| Entity Address, Postal Zip Code | 32114 |
| City Area Code | 386 |
| Local Phone Number | 274-2202 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | COMMON STOCK, $1.00 PAR VALUE PER SHARE |
| Trading Symbol | CTO |
| Security Exchange Name | NYSEAMER |
| Entity Emerging Growth Company | false |
| Amendment Flag | false |
