v3.7.0.1
Document And Entity Information - shares
6 Months Ended
Jun. 30, 2017
Jul. 31, 2017
Document Information [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jun. 30, 2017  
Document Fiscal Year Focus 2017  
Document Fiscal Period Focus Q2  
Entity Registrant Name URBAN ONE, INC.  
Entity Central Index Key 0001041657  
Current Fiscal Year End Date --12-31  
Entity Filer Category Accelerated Filer  
Trading Symbol UONE  
Common Class A [Member]    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   1,663,632
Common Class B [Member]    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   2,861,843
Common Class C [Member]    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   2,928,906
Common Class D [Member]    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   39,637,124