Byron is a city in Ogle County, Illinois, United States, probably best known as the location of the Byron Nuclear Generating Station, one of the last nuclear power plants commissioned in the United States.

[4] The city that is now Byron was founded when a settler rode through the area on his way from Galena to Midway.

Byron's topography includes a man-made prairie and the Rock River that passes through the town.

Byron High School placed fourth in the Illinois State Finals Academic Challenge in 2001.

28.8% of all households were made up of individuals, and 13.0% had someone living alone who was 65 years of age or older.

Byron is divided into four wards, each of which elects two alderman, giving the city an eight-member council.

The mayor's powers include the right to appoint members of the five standing committees, and to preside over council meetings.

Despite the fact that Byron has a mayor-council system of government, the municipal code for Byron contains a provision whereby a city administrator may be appointed, if the mayor and council so desire.