Document and Entity Information - USD ($)	9 Months Ended
	Jul. 31, 2018	Sep. 04, 2018	Apr. 30, 2017
Entity Information [Line Items]
Entity Registrant Name	URSTADT BIDDLE PROPERTIES INC
Entity Central Index Key	0001029800
Current Fiscal Year End Date	--10-31
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Accelerated Filer
Document Fiscal Year Focus	2018
Document Fiscal Period Focus	Q3
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Jul. 31, 2018
Common Stock [Member]
Entity Information [Line Items]
Entity Public Float			$ 37,629,126
Entity Common Stock, Shares Outstanding		9,820,861
Class A Common Stock [Member]
Entity Information [Line Items]
Entity Public Float			$ 574,864,298
Entity Common Stock, Shares Outstanding		29,813,577