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Resort guide ·

2026 Hot Spring Resorts in Illinois

Private cabanas, spa menus, family pools, and lodging—compare the resorts that anchor soaking trips in Illinois.

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98°–104°F2 pools · drive up
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Original Springs Hotel & Mineral Spa

Okawville, IL

A 19th-century German bathhouse still pumps mineral water directly into private tubs and an indoor pool on the Illinois prairie.

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