v3.25.1
Document and Entity Information - shares
 3 Months Ended
Mar. 31, 2025
May 07, 2025
Entity Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2025  
Document Transition Report false  
Entity File Number 001-16441  
Entity Registrant Name CROWN CASTLE INC.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 76-0470458  
Entity Address, Address Line One 8020 Katy Freeway  
Entity Address, City or Town Houston  
Entity Address, State or Province TX  
Entity Address, Postal Zip Code 77024  
City Area Code 713  
Local Phone Number 570-3000  
Title of 12(b) Security Common Stock, $0.01 par value  
Trading Symbol CCI  
Security Exchange Name NYSE  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   435,458,808
Entity Central Index Key 0001051470  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q1  
Amendment Flag false