    <SEC-DOCUMENT>0001529628-21-000114-index.html : 20210423
    <SEC-HEADER>0001529628-21-000114.hdr.sgml : 20210423
    <ACCEPTANCE-DATETIME>20210423160439
    ACCESSION NUMBER:		0001529628-21-000114
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		6
    CONFORMED PERIOD OF REPORT:	20210608
    FILED AS OF DATE:		20210423
    DATE AS OF CHANGE:		20210423

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Smart Sand, Inc.
    		CENTRAL INDEX KEY:			0001529628
    		STANDARD INDUSTRIAL CLASSIFICATION:	MINING, QUARRYING OF NONMETALLIC MINERALS (NO FUELS) [1400]
    		IRS NUMBER:				452809926
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-37936
    		FILM NUMBER:		21849711

    	BUSINESS ADDRESS:
    		STREET 1:		1725 HUGHES LANDING BOULEVARD
    		STREET 2:		SUITE 800
    		CITY:			THE WOODLANDS
    		STATE:			TX
    		ZIP:			77380
    		BUSINESS PHONE:		(281) 231-2660

    	MAIL ADDRESS:
    		STREET 1:		1725 HUGHES LANDING BOULEVARD
    		STREET 2:		SUITE 800
    		CITY:			THE WOODLANDS
    		STATE:			TX
    		ZIP:			77380
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>snd_def14ax2021.htm
    <DESCRIPTION>DEF 14A
    <TEXT>
    Document 1 - file: snd_def14ax2021.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>chucksignaturea011.jpg
    <TEXT>
    Document 2 - file: chucksignaturea011.jpg

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

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

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>jamessignaturea011.jpg
    <TEXT>
    Document 5 - file: jamessignaturea011.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>logoa091.jpg
    <TEXT>
    Document 6 - file: logoa091.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>