- Illini
- Illinois City
- Illiopolis Township
- Illiopolis
- Ina
- Independence
- Indian Creek
- Indian Grove
- Indian Head Park
- Indian Point
- Indianola
- Indiantown
- Industry Township
- Industry
- Ingalls Park
- Ingleside
- Inverness
- Ipava
- Irishtown
- Iroquois Township
- Iroquois
- Irving
- Irving Township
- Irvington Township
- Irvington
- Isabel
- Island Grove
- Island Lake
- Itasca
- Iuka
- Iuka Township
Illinois Homes for sale & real estate cities starting with "I"
Illinois Cities starting With "I"
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