Snoqualmie Casino is adding a new 210-room luxury hotel as part of a $440 million expansion project that started last summer. Read more Snoqualmie Casino Expansion Update: Dec. Construction began in July 2022 and be finished in 2025. Snoqualmie Casino is mid-way through a $400 million expansion of its casino and the addition of a 210-room, luxury hotel. Read more Snoqualmie Casino Expansion Update: Sep. The agreement allows the Snoqualmie Casino to use the Seahawks brand. Snoqualmie Casino has renewed its 5-year partnership with the Seattle Seahawks. News Headlines Snoqualmie Casino renews partnership with Seattle Seahawks Octo.