Exhibit 21.1

SPEEDWAY MOTORSPORTS, INC.

SUBSIDIARIES OF THE COMPANY*

• Atlanta Motor Speedway, LLC, a Georgia limited liability company.

• Bristol Motor Speedway, LLC, a Tennessee limited liability company.

• Charlotte Motor Speedway, LLC (“CMS”), a North Carolina limited liability company.

• US Legend Cars International, Inc. (a wholly-owned subsidiary of CMS) a/k/a US Legend Cars International, a North Carolina corporation.

• INEX Corporation (a wholly-owned subsidiary of CMS), a North Carolina corporation.

• Kentucky Raceway, LLC d/b/a/ Kentucky Speedway, a Kentucky limited liability company.

• Nevada Speedway, LLC d/b/a Las Vegas Motor Speedway, a Delaware limited liability company.

• New Hampshire Motor Speedway, Inc., a New Hampshire corporation.

• North Wilkesboro Speedway, Inc., a North Carolina corporation.

• Speedway Consulting and Design, Inc. (a wholly-owned subsidiary of CMS), a North Carolina corporation.

• Speedway Funding, LLC, a Delaware limited liability company.

• Oil-Chem Research Corporation (“OCRC”), an Illinois corporation.

• SMI Systems, LLC, a Nevada limited liability company.

• SMISC Holdings, Inc. d/b/a SMI Properties, a North Carolina corporation.

• SMI Trackside, LLC (a wholly-owned subsidiary of SMISC Holdings, Inc.), a North Carolina limited liability company.

• Speedway Motorsports International Limited (“SMIL”) (a subsidiary of OCRC), a British Virgin Islands corporation.

• Speedway Properties Company, LLC (“SPC”) a/k/a Performance Racing Network, a Delaware limited liability company.

• Speedway Media, LLC a/k/a Racing Country USA (a wholly-owned subsidiary of SPC), a North Carolina limited liability company.

• Speedway Sonoma, LLC a/k/a Sonoma Raceway, a Delaware limited liability company.

• Speedway TBA, LLC, a North Carolina limited liability company.

• Texas Motor Speedway, Inc., a Texas corporation.

• OOO Vorga, a Russian company located near Ukhta, Russia.

• TSI Management Company, LLC (“TSI”) (a wholly-owned subsidiary of SMISC Holdings, Inc.), a North Carolina limited liability company.

* Las Vegas Motor Speedway, LLC, a former subsidiary of Speedway Motorsports, Inc. (the “Company”), was merged with and into the Company effective as of December 21, 2012.