Serenbe, the luxury community south of Atlanta where people pay a premium for walkable streets and prime amenities amid a rural landscape, is growing.

Driving the news: The mixed-use development filed plans for a $1.7 billion expansion that would nearly triple the total number residences and help Serenbe evolve into a place where you can live your entire life.

Zoom in: By 2029, the community plans to unveil The Selborne, a 100-key hotel, an innovative aging-in-place community and civic spaces.

• A new phase of Terra School, Serenbe's private K-12 school, would include a maker space and gym.

Yes, and: A destination hotel and office building, along with a traffic circle still in the conceptual phase, could open by 2035.

Caveat: Completion dates are based on financing falling into place. The plans are subject to review by state and regional planning officials.

What they're saying: "As we're looking at the future, this is the key commercial area that can have condominiums, apartments and offices," Serenbe founder Steve Nygren told Bisnow, the first to report the news.

• "It was on our master plan forever, but was never on the horizon enough.

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