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ACCESSION NUMBER:		0000931755-24-000006
CONFORMED SUBMISSION TYPE:	10-Q
PUBLIC DOCUMENT COUNT:		32
CONFORMED PERIOD OF REPORT:	20240331
FILED AS OF DATE:		20240514
DATE AS OF CHANGE:		20240514

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AEI INCOME & GROWTH FUND XXI LTD PARTNERSHIP
		CENTRAL INDEX KEY:			0000931755
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE [6500]
		ORGANIZATION NAME:           	05 Real Estate & Construction
		IRS NUMBER:				411789725
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		10-Q
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	033-85076
		FILM NUMBER:		24945269

	BUSINESS ADDRESS:	
		STREET 1:		30 EAST 7TH ST SUITE 1300
		CITY:			ST PAUL
		STATE:			MN
		ZIP:			55101
		BUSINESS PHONE:		6512277333

	MAIL ADDRESS:	
		STREET 1:		30 EAST 7TH ST SUITE 1300
		CITY:			ST PAUL
		STATE:			MN
		ZIP:			55101
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