N-2 |
Sep. 16, 2026 |
|---|---|
| Cover [Abstract] | |
| Entity Central Index Key | 0000801961 |
| Amendment Flag | false |
| Document Type | POS EX |
| Entity Registrant Name | ABERDEEN MUNICIPAL INCOME FUND |
| Entity Address, Address Line One | 1900 Market Street |
| Entity Address, Address Line Two | Suite 200 |
| Entity Address, City or Town | Philadelphia |
| Entity Address, State or Province | PA |
| Entity Address, Postal Zip Code | 19103 |
| City Area Code | 866 |
| Local Phone Number | 667-9231 |
| Business Contact [Member] | |
| Cover [Abstract] | |
| Entity Address, Address Line One | 1900 Market Street |
| Entity Address, Address Line Two | Suite 200 |
| Entity Address, City or Town | Philadelphia |
| Entity Address, State or Province | PA |
| Entity Address, Postal Zip Code | 19103 |
| Contact Personnel Name | Lucia Sitar, Esq. |