The Madison, WI Metropolitan Statistical Area (MSA), as defined by the Office of Management and Budget, consists of Columbia, Dane, Green, and Iowa counties in south-central Wisconsin.

[3] The Madison–Janesville–Beloit Combined Statistical Area (CSA) is made up of six counties.

[10] Communities marked with an asterisk (*) are part of the Janesville–Beloit metropolitan statistical area (Rock County).

Communities marked with a cross (†) are part of the Baraboo micropolitan statistical area (Sauk County).

The remainder are part of the Madison metropolitan statistical area.