<SEC-DOCUMENT>0001564590-21-035138-index.html : 20210629
<SEC-HEADER>0001564590-21-035138.hdr.sgml : 20210629
<ACCEPTANCE-DATETIME>20210629171001
ACCESSION NUMBER:		0001564590-21-035138
CONFORMED SUBMISSION TYPE:	11-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20201231
FILED AS OF DATE:		20210629
DATE AS OF CHANGE:		20210629

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CTS CORP
		CENTRAL INDEX KEY:			0000026058
		STANDARD INDUSTRIAL CLASSIFICATION:	PRINTED CIRCUIT BOARDS [3672]
		IRS NUMBER:				350225010
		STATE OF INCORPORATION:			IN
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		11-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-04639
		FILM NUMBER:		211059063

	BUSINESS ADDRESS:	
		STREET 1:		4925 INDIANA AVENUE
		CITY:			LISLE
		STATE:			IL
		ZIP:			60532
		BUSINESS PHONE:		6305778800

	MAIL ADDRESS:	
		STREET 1:		4925 INDIANA AVENUE
		CITY:			LISLE
		STATE:			IL
		ZIP:			60532
</SEC-HEADER>
<DOCUMENT>
<TYPE>11-K
<SEQUENCE>1
<FILENAME>cts-11k_20201231.htm
<DESCRIPTION>11-K
<TEXT>
Document 1 - file: cts-11k_20201231.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>2
<FILENAME>cts-ex231_8.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 2 - file: cts-ex231_8.htm

</DOCUMENT>
</SEC-DOCUMENT>