Green Rock is a neighborhood of the city of Colona in Henry County, Illinois, United States. Once a separate community, Green Rock was named so because it is the place where the Green River meets up with the Rock River.

Green Rock
Neighborhood
Green Rock Location of Green Rock within Illinois
Coordinates: 41°28′23″N 90°21′27″W
Country	United States
State	Illinois
County	Henry
Time zone	UTC-6 (CST)
• Summer (DST)	UTC-5 (CDT)

References

• "Green Rock". Geographic Names Information System. United States Geological Survey. Retrieved 2009-09-19.

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