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    ACCESSION NUMBER:		0000067716-15-000035
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		20
    CONFORMED PERIOD OF REPORT:	20150428
    FILED AS OF DATE:		20150318
    DATE AS OF CHANGE:		20150318
    EFFECTIVENESS DATE:		20150318

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			MDU RESOURCES GROUP INC
    		CENTRAL INDEX KEY:			0000067716
    		STANDARD INDUSTRIAL CLASSIFICATION:	MINING, QUARRYING OF NONMETALLIC MINERALS (NO FUELS) [1400]
    		IRS NUMBER:				410423660
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-03480
    		FILM NUMBER:		15708971

    	BUSINESS ADDRESS:
    		STREET 1:		1200 WEST CENTURY AVENUE
    		CITY:			BISMARCK
    		STATE:			ND
    		ZIP:			58503
    		BUSINESS PHONE:		701-530-1059

    	MAIL ADDRESS:
    		STREET 1:		1200 WEST CENTURY AVENUE
    		CITY:			BISMARCK
    		STATE:			ND
    		ZIP:			58503

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	MONTANA DAKOTA UTILITIES CO
    		DATE OF NAME CHANGE:	19850429
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