| Cover | Mar. 11, 2024 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Mar. 11, 2024 |
| Entity File Number | 811-22742 |
| Entity Registrant Name | Principal Real Estate Income Fund |
| Entity Central Index Key | 0001557523 |
| Entity Tax Identification Number | 46-0919114 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 1290 Broadway |
| Entity Address, Address Line Two | Suite 1000 |
| Entity Address, City or Town | Denver |
| Entity Address, State or Province | CO |
| Entity Address, Postal Zip Code | 80203 |
| City Area Code | (855) |
| Local Phone Number | 838-9485 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Shares of Beneficial Interest, no par value per share |
| Trading Symbol | PGZ |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
