Graton Resort & Casino Pushes Forward With Vertical Construction in Billion-Dollar Upgrade

Graton Resort & Casino in Rohnert Park, California has entered a two-year stretch of intensive vertical construction as part of its ongoing $1 billion expansion program, and the Federated Indians of Graton Rancheria continue to guide the project that will reshape the property over the coming years. The current phase focuses on building upward after years of foundational work, with crews now raising structures that will house new guest rooms, entertainment spaces, and expanded gaming areas while crews also prepare supporting infrastructure such as parking facilities equipped with solar panels and electric vehicle charging stations.

Hotel Tower and Entertainment Venue Take Shape

The centerpiece of this latest stage remains a 240-room hotel tower that will feature an adults-only pool deck along with expanded suites, and construction teams expect visible progress on the tower through late 2026. Adjacent to the tower, workers have begun laying out a large-format entertainment venue designed to host concerts and shows, which will add a new dimension to the resort's offerings once completed. Those elements are scheduled to come online between 2027 and 2028, while the non-smoking gaming wing continues its build-out with a relocated poker room, additional high-limit areas, and more table games already in planning.

Gaming Floor Expansion and Infrastructure Upgrades

The property currently operates just over 3,000 slot machines, yet long-term plans call for growth toward 6,000 machines as the expansion matures. Parallel work on the gaming wing includes infrastructure improvements that support both player comfort and operational efficiency, and the multi-level parking garage under development will incorporate solar panels together with EV charging points to meet modern transportation needs. According to project timelines released in August 2026, structural elements will remain prominent on the skyline through the end of that year, after which interior fit-outs and finishing work will accelerate ahead of the 2027 opening windows.

Timeline and Phased Development Approach

Project managers have adopted a phased approach that allows portions of the resort to remain operational while major vertical elements rise, and this strategy keeps guest access open even as cranes and scaffolding dominate parts of the site. Observers tracking the build note that the two-year vertical construction window beginning in 2026 represents the most visible stage yet, following earlier horizontal expansions and site preparations that laid the groundwork for the hotel tower and entertainment venue. Data from the development team shows steady advancement on the parking structure, which will eventually feed visitors directly into the expanded gaming and hotel areas without disrupting existing traffic patterns.

Regional Context and Ownership Structure

The Federated Indians of Graton Rancheria own and operate the resort, and tribal leadership has coordinated with local authorities in Sonoma County to ensure construction milestones align with regional infrastructure goals. Updates shared through industry tracking sources such as 500 Nations confirm that the $1 billion investment spans multiple years, with the current vertical phase building upon earlier phases that already increased gaming capacity and added non-smoking options. Those same reports highlight how the addition of the entertainment venue will complement the existing casino floor, creating a broader destination that draws both overnight guests and day visitors from surrounding communities.

Conclusion

By late 2026 the outlines of the new hotel tower and entertainment venue will stand clearly against the Rohnert Park skyline, while the parking garage and gaming wing expansions continue their parallel progress toward the 2027 and 2028 target dates. The expansion maintains the resort's focus on diversified amenities that include both traditional gaming and new leisure options, all managed under the direction of the Federated Indians of Graton Rancheria. As crews advance through the two-year vertical construction period, the project remains on track to deliver the full scope of improvements outlined in the billion-dollar plan.