Cover - shares	9 Months Ended
	Sep. 30, 2023	Nov. 03, 2023
Document Information [Line Items]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Sep. 30, 2023
Document Transition Report	false
Entity File Number	001-31817
Entity Registrant Name	CEDAR REALTY TRUST, INC.
Entity Incorporation, State or Country Code	MD
Entity Tax Identification Number	42-1241468
Entity Address, Address Line One	2529 Virginia Beach Blvd.
Entity Address, City or Town	Virginia Beach
Entity Address, State or Province	VA
Entity Address, Postal Zip Code	23452
City Area Code	757
Local Phone Number	627-9088
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		13,718,169
Entity Central Index Key	0000761648
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2023
Document Fiscal Period Focus	Q3
Amendment Flag	false
7.25% Series B Cumulative Redeemable Preferred Stock, $25.00 Liquidation Value
Document Information [Line Items]
Title of 12(b) Security	7.25% Series B Cumulative Redeemable Preferred Stock, $25.00 Liquidation Value
Trading Symbol	CDRpB
Security Exchange Name	NYSE
6.50% Series C Cumulative Redeemable Preferred Stock, $25.00 Liquidation Value
Document Information [Line Items]
Title of 12(b) Security	6.50% Series C Cumulative Redeemable Preferred Stock, $25.00 Liquidation Value
Trading Symbol	CDRpC
Security Exchange Name	NYSE