Cover |
Feb. 28, 2026 |
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| Cover [Abstract] | |
| Entity Registrant Name | The Mexico Fund, Inc. |
| Entity Central Index Key | 0000065433 |
| Document Type | 8-K |
| Amendment Flag | false |
| Entity Emerging Growth Company | false |
| Document Period End Date | Feb. 28, 2026 |
| Entity File Number | 811-02409 |
| Entity Incorporation State Country Code | MD |
| Entity Tax Identification Number | 13-3069854 |
| Entity Address Address Line 1 | 6700 Alexander Bell Drive |
| Entity Address Address Line 2 | Suite 200 |
| Entity Address City Or Town | Columbia |
| Entity Address State Or Province | MD |
| Entity Address Postal Zip Code | 21046 |
| City Area Code | 614 |
| Local Phone Number | 469-3265 |
| Security 12b Title | Common Stock |
| Trading Symbol | MXF |
| Security Exchange Name | NYSE |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
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