    <SEC-DOCUMENT>0001213900-25-007674-index.html : 20250129
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    <ACCEPTANCE-DATETIME>20250128215427
    ACCESSION NUMBER:		0001213900-25-007674
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		36
    CONFORMED PERIOD OF REPORT:	20250122
    ITEM INFORMATION:		Entry into a Material Definitive Agreement
    ITEM INFORMATION:		Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20250129
    DATE AS OF CHANGE:		20250128

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			SAFE & GREEN HOLDINGS CORP.
    		CENTRAL INDEX KEY:			0001023994
    		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-LUMBER & OTHER CONSTRUCTION MATERIALS [5030]
    		ORGANIZATION NAME:           	07 Trade & Services
    		IRS NUMBER:				954463937
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-38037
    		FILM NUMBER:		25566431

    	BUSINESS ADDRESS:
    		STREET 1:		195 MONTAGUE STREET, 14TH FLOOR
    		CITY:			BROOKLYN
    		STATE:			NY
    		ZIP:			11201
    		BUSINESS PHONE:		(646) 240-4235

    	MAIL ADDRESS:
    		STREET 1:		195 MONTAGUE STREET, 14TH FLOOR
    		CITY:			BROOKLYN
    		STATE:			NY
    		ZIP:			11201

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	SG BLOCKS, INC.
    		DATE OF NAME CHANGE:	20111122

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	CDSI HOLDINGS INC
    		DATE OF NAME CHANGE:	19990114

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	PC411 INC
    		DATE OF NAME CHANGE:	19961001
    </SEC-HEADER>
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    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>ea0229068-8k_safe.htm
    <DESCRIPTION>CURRENT REPORT
    <TEXT>
    Document 1 - file: ea0229068-8k_safe.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-4.1
    <SEQUENCE>2
    <FILENAME>ea022906801ex4-1_safe.htm
    <DESCRIPTION>PROMISSORY NOTE, DATED JANUARY 22, 2025
    <TEXT>
    Document 2 - file: ea022906801ex4-1_safe.htm

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    <DOCUMENT>
    <TYPE>EX-10.1
    <SEQUENCE>3
    <FILENAME>ea022906801ex10-1_safe.htm
    <DESCRIPTION>NOTE PURCHASE AGREEMENT, DATED JANUARY 22, 2025, BETWEEN SAFE & GREEN HOLDINGS CORP. AND 1800 DIAGONAL LENDING LLC
    <TEXT>
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    <TYPE>EX-10.2
    <SEQUENCE>4
    <FILENAME>ea022906801ex10-2_safe.htm
    <DESCRIPTION>STANDARD CASH ADVANCE AGREEMENT, DATED JANUARY 22, 2025, BY AND BETWEEN SG BUILDING BLOCKS, INC. AND CORE FUNDING LLC
    <TEXT>
    Document 4 - file: ea022906801ex10-2_safe.htm

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    <SEQUENCE>5
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    <DESCRIPTION>GRAPHIC
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    Document 5 - file: ex10-2_001.jpg

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    <SEQUENCE>6
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    <DESCRIPTION>GRAPHIC
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    <DESCRIPTION>GRAPHIC
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    <DESCRIPTION>GRAPHIC
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    <SEQUENCE>9
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    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>25
    <FILENAME>sgbx-20250122.xsd
    <DESCRIPTION>XBRL SCHEMA FILE
    <TEXT>
    Document 25 - file: sgbx-20250122.xsd

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    <TYPE>EX-101.LAB
    <SEQUENCE>26
    <FILENAME>sgbx-20250122_lab.xml
    <DESCRIPTION>XBRL LABEL FILE
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    <TYPE>EX-101.PRE
    <SEQUENCE>27
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    <SEQUENCE>29
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    <TYPE>EXCEL
    <SEQUENCE>30
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    <SEQUENCE>31
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    <SEQUENCE>34
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