What is the maximum speed limit in residential areas in Illinois unless posted otherwise?

In Illinois, the maximum speed limit in residential areas is established at 25 miles per hour unless otherwise posted. This law is designed to ensure the safety of residents, particularly children and pets, who may be present in these neighborhoods. Slower speeds in residential areas reduce the likelihood and severity of accidents, allowing drivers to have more reaction time in case of unexpected obstacles, such as pedestrians or cyclists.

Speed limits are set to promote safe driving habits, and the 25 mph limit reflects the typical conditions found in residential zones. While some other areas may have different speed limits depending on various factors such as traffic density or road conditions, the 25 mph limit serves as a standard guideline across Illinois to enhance safety within residential communities.