| Cover | Nov. 11, 2022 |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Nov. 11, 2022 |
| Entity File Number | 001-35384 |
| Entity Registrant Name | DATA STORAGE CORPORATION |
| Entity Central Index Key | 0001419951 |
| Entity Tax Identification Number | 98-0530147 |
| Entity Incorporation, State or Country Code | NV |
| Entity Address, Address Line One | 48 South Service Road |
| Entity Address, City or Town | Melville |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 11747 |
| City Area Code | 212 |
| Local Phone Number | 564-4922 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Common Stock, par value $0.001 per share | |
| Title of 12(b) Security | Common Stock, par value $0.001 per share |
| Trading Symbol | DTST |
| Security Exchange Name | NASDAQ |
| Warrants to purchase shares of Common Stock, par value $0.001 per share | |
| Title of 12(b) Security | Warrants to purchase shares of Common Stock, par value $0.001 per share |
| Trading Symbol | DTSTW |
| Security Exchange Name | NASDAQ |
