    <SEC-DOCUMENT>0001193125-25-101052-index.html : 20250429
    <SEC-HEADER>0001193125-25-101052.hdr.sgml : 20250429
    <ACCEPTANCE-DATETIME>20250428192200
    ACCESSION NUMBER:		0001193125-25-101052
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		5
    CONFORMED PERIOD OF REPORT:	20250618
    FILED AS OF DATE:		20250429
    DATE AS OF CHANGE:		20250428

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			CHAIN BRIDGE BANCORP INC
    		CENTRAL INDEX KEY:			0001392272
    		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
    		ORGANIZATION NAME:           	02 Finance
    		EIN:				204957796
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-42302
    		FILM NUMBER:		25882187

    	BUSINESS ADDRESS:
    		STREET 1:		1445-A LAUGHLIN AVENUE
    		CITY:			MCLEAN
    		STATE:			VA
    		ZIP:			22101
    		BUSINESS PHONE:		703-748-2005

    	MAIL ADDRESS:
    		STREET 1:		1445-A LAUGHLIN AVENUE
    		CITY:			MCLEAN
    		STATE:			VA
    		ZIP:			22101
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>d902842ddef14a.htm
    <DESCRIPTION>DEF 14A
    <TEXT>
    Document 1 - file: d902842ddef14a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>g902842g01g01.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: g902842g01g01.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>g902842g01k01.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: g902842g01k01.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>g902842g01n01.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: g902842g01n01.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>g902842g02g02.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: g902842g02g02.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>