Millbrook Colony, South Dakota

About Millbrook Colony

Set in the southern part of South Dakota, Millbrook Colony is a small unincorporated community.

Millbrook Colony holds the status of a census-designated place — a real, named community that residents call home, governed at the county level. The community covers 0.23 square miles.

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What Makes Millbrook Colony Unique

• The only place in America named Millbrook Colony — a truly one-of-a-kind name among 32,000+ US communities.
• One of the smallest municipal footprints in the country at just 0.23 sq mi.
• An unincorporated community — no city hall of its own, which often means lower local taxes and county-managed services.
• Positioned in southern South Dakota, convenient to the region's corridors and crossings.

Why People Love It Here

• A tight community feel that bigger cities can't replicate.
• Cost of living typically runs below the big-metro average.
• Well connected: 3+ neighboring communities within 5 miles.

⚡ Quick Facts

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🗺️ Map of Millbrook Colony

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