v3.26.1
Cover Page - shares
 3 Months Ended
Mar. 31, 2026
May 06, 2026
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2026  
Document Transition Report false  
Entity File Number 001-36558  
Entity Registrant Name Townsquare Media, Inc.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 27-1996555  
Entity Address, Address Line One 4 Manhattanville Road  
Entity Address, Address Line Two Suite 107  
Entity Address, City or Town Purchase,  
Entity Address, State or Province NY  
Entity Address, Postal Zip Code 10577  
City Area Code 203  
Local Phone Number 861-0900  
Title of 12(b) Security Class A Common Stock, $0.01 par value per share  
Trading Symbol TSQ  
Security Exchange Name NYSE  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Amendment Flag false  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q1  
Entity Central Index Key 0001499832  
Current Fiscal Year End Date --12-31  
Class A common stock    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   16,638,496
Class B common stock    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   815,296
Class C    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   500,000