Exhibit 21

SUBSIDIARIES OF THE REGISTRANT

December 31, 2019

Subsidiary						State/Jurisdiction of Incorporation/Organization
Arlington OTB Corp.						Delaware
Arlington Park Racecourse, LLC						Illinois
BB Development, LLC d/b/a Oxford Casino						Maine
BetAmerica LLC						Delaware
Calder Race Course, Inc., d/b/a Calder Casino and Race Course						Florida
CDTC, LLC						Nevada
CEP IV Chicago Holdco LLC						Delaware
Churchill Downs Interactive Canada Ltd.						British Columbia
Churchill Downs Interactive Gaming, LLC						Delaware
Churchill Downs Louisiana Horseracing Company, L.L.C. d/b/a Fair Grounds Race Course & Slots						Louisiana
Churchill Downs Louisiana Video Poker Company, L.L.C.						Louisiana
Churchill Downs Management Company, LLC						Kentucky
Churchill Downs Racetrack, LLC						Kentucky
Churchill Downs Technology Initiatives Company d/b/a Bloodstock Research Information Services, BetAmerica.com and TwinSpires.com						Delaware
Cumberland Run, LLC						Delaware
Derby City Gaming, LLC						Kentucky
HCRH, LLC						Delaware
KYCR Holdings, LLC						Delaware
LLN PA, LLC						Pennsylvania
Magnolia Hill, LLC d/b/a Riverwalk Casino Hotel, LLC						Delaware
Miami Valley Gaming & Racing, LLC						Delaware
Midwest Gaming Holdings, LLC						Delaware
Midwest Gaming & Entertainment, LLC						Delaware
MVGR, LLC						Delaware
Old Bay Gaming and Racing, LLC						Delaware
PID, LLC						Pennsylvania
Quad City Downs, Inc.						Iowa
SW Gaming, LLC d/b/a Harlow's Casino Resort & Spa						Mississippi
Tropical Park, LLC						Florida
Turfway Park, LLC						Delaware
United Tote Canada, Inc.						Ontario
United Tote Company						Montana
Velocity Wagering HC, LLC						Delaware
Video Services, L.L.C.						Louisiana
WKY Development, LLC						Delaware
Youbet.com, LLC						Delaware