FanDuel
FanDuel is the largest sportsbook operator in the United States by market share, owned by Dublin-based Flutter Entertainment. Originally founded in Scotland in 2009 as a daily fantasy sports platform, FanDuel now dominates most legal US markets and is known for its polished mobile app, the strongest same-game parlay builder in the industry, and deep partnerships with pro sports teams.
About FanDuel
FanDuel is the largest sportsbook operator in the United States by market share, owned by Dublin-based Flutter Entertainment. Originally founded in Scotland in 2009 as a daily fantasy sports platform, FanDuel now dominates most legal US markets and is known for its polished mobile app, the strongest same-game parlay builder in the industry, and deep partnerships with pro sports teams.
What Makes FanDuel Different
Best mobile app interface in the industry. SGP+ builder lets bettors create custom same-game parlays faster and with better correlation pricing than competitors.
What You Should Know
- Acquired by Paddy Power Betfair (now Flutter Entertainment) in 2018
- Typically the #1 operator by US market share since 2020
- Industry-leading same-game parlay technology (SGP+)
- Official betting partner of the Boston Bruins, NY Knicks, Detroit Pistons, Washington Commanders, and many more
- Took over the GambetDC contract in Washington DC from Intralot in 2024
- Left Nevada in November 2025 over prediction markets dispute with Kalshi
FanDuel is Live in 26 States
FanDuel operates in the following US states and territories. Click any state for a full guide to legal sports betting in that market — including which operators are available, tax rates, and state-specific laws.
Arizona
★ Dedicated siteArkansas
★ Dedicated siteColorado
Connecticut
★ Dedicated siteIllinois
★ Dedicated siteIndiana
★ Dedicated siteIowa
Kansas
Kentucky
★ Dedicated siteLouisiana
★ Dedicated siteMaryland
★ Dedicated siteMassachusetts
★ Dedicated siteMichigan
★ Dedicated siteMississippi
Missouri
★ Dedicated siteNew Jersey
New York
North Carolina
Ohio
★ Dedicated sitePennsylvania
Tennessee
Vermont
Virginia
Washington DC
West Virginia
Wyoming
★ Dedicated siteOther US Sportsbooks
Compare FanDuel with other major US sports betting operators.