| Cover - shares | 3 Months Ended | |
| Mar. 31, 2023 | Apr. 30, 2023 | |
| Cover [Abstract] | ||
| Document Type | 10-Q/A | |
| Amendment Flag | false | |
| Document Quarterly Report | true | |
| Document Transition Report | false | |
| Document Period End Date | Mar. 31, 2023 | |
| Document Fiscal Period Focus | Q1 | |
| Document Fiscal Year Focus | 2023 | |
| Current Fiscal Year End Date | --12-31 | |
| Entity File Number | 001-40969 | |
| Entity Registrant Name | ENTRADA THERAPEUTICS, INC. | |
| Entity Central Index Key | 0001689375 | |
| Entity Tax Identification Number | 81-3983399 | |
| Entity Incorporation, State or Country Code | DE | |
| Entity Address, Address Line One | One Design Center Place | |
| Entity Address, Address Line Two | Suite 17-500 | |
| Entity Address, City or Town | Boston | |
| Entity Address, State or Province | MA | |
| Entity Address, Postal Zip Code | 02210 | |
| City Area Code | 857 | |
| Local Phone Number | 520-9158 | |
| Title of 12(b) Security | Common Stock, par value $0.0001 per share | |
| Trading Symbol | TRDA | |
| Security Exchange Name | NASDAQ | |
| Entity Current Reporting Status | Yes | |
| Entity Interactive Data Current | Yes | |
| Entity Filer Category | Non-accelerated Filer | |
| Entity Small Business | true | |
| Entity Emerging Growth Company | true | |
| Elected Not To Use the Extended Transition Period | false | |
| Entity Shell Company | false | |
| Entity Common Stock, Shares Outstanding | 33,197,018 |
