    <SEC-DOCUMENT>0001026655-24-000053-index.html : 20240412
    <SEC-HEADER>0001026655-24-000053.hdr.sgml : 20240412
    <ACCEPTANCE-DATETIME>20240412132643
    ACCESSION NUMBER:		0001026655-24-000053
    CONFORMED SUBMISSION TYPE:	ARS
    PUBLIC DOCUMENT COUNT:		1
    CONFORMED PERIOD OF REPORT:	20231231
    FILED AS OF DATE:		20240412
    DATE AS OF CHANGE:		20240412
    EFFECTIVENESS DATE:		20240412

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			CORE MOLDING TECHNOLOGIES INC
    		CENTRAL INDEX KEY:			0001026655
    		STANDARD INDUSTRIAL CLASSIFICATION:	PLASTICS PRODUCTS, NEC [3089]
    		ORGANIZATION NAME:           	08 Industrial Applications and Services
    		IRS NUMBER:				311481870
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		ARS
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-12505
    		FILM NUMBER:		24840782

    	BUSINESS ADDRESS:
    		STREET 1:		800 MANOR PARK DRIVE
    		STREET 2:		P O BOX 28183
    		CITY:			COLUMBUS
    		STATE:			OH
    		ZIP:			43228
    		BUSINESS PHONE:		8006666960

    	MAIL ADDRESS:
    		STREET 1:		800 MANOR PARK DR
    		STREET 2:		P O BOX 28183
    		CITY:			COLUMBUS
    		STATE:			OH
    		ZIP:			43228

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	CORE MATERIALS CORP
    		DATE OF NAME CHANGE:	19961107
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>ARS
    <SEQUENCE>1
    <FILENAME>coremoldingtechnologiesinc.pdf
    <DESCRIPTION>ARS 2023 10-K
    <TEXT>
    Document 1 - file: coremoldingtechnologiesinc.pdf

    </DOCUMENT>
    </SEC-DOCUMENT>