v3.25.1
Cover - shares
 3 Months Ended
Mar. 31, 2025
Jun. 12, 2025
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Transition Report false  
Entity Interactive Data Current Yes  
Amendment Flag false  
Document Period End Date Mar. 31, 2025  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q1  
Entity Information [Line Items]    
Entity Registrant Name SAFE & GREEN HOLDINGS CORP.  
Entity Central Index Key 0001023994  
Entity File Number 001-38037  
Entity Tax Identification Number 95-4463937  
Entity Incorporation, State or Country Code DE  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Shell Company false  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Contact Personnel [Line Items]    
Entity Address, Address Line One 990 Biscayne Blvd.  
Entity Address, Address Line Two #501, Office 12  
Entity Address, City or Town Miami  
Entity Address, State or Province FL  
Entity Address, Postal Zip Code 33132  
Entity Phone Fax Numbers [Line Items]    
City Area Code (646)  
Local Phone Number 240-4235  
Entity Listings [Line Items]    
Title of 12(b) Security Common Stock, par value $0.01 per share  
Trading Symbol SGBX  
Security Exchange Name NASDAQ  
Entity Common Stock, Shares Outstanding   10,120,651