Maddingley is a suburb of Bacchus Marsh. The locality consists of the portion of the Bacchus Marsh urban area south of the Werribee River.

Items of interest in Maddingley include the Bacchus Marsh railway station, Bacchus Marsh College, Bacchus Marsh Grammar School and the Maddingley brown coal mine. Maddingley Park including the Nieuwesteeg Heritage Rose Garden, is adjacent to the railway station.

The Bacchus Marsh Train station is located in the Maddingley area of town with a V-Line service from Melbourne to Ballarat making the city commute a comfortable 45 minute trip. There is also connecting bus lines to the town centre as well as other residential areas.

Maddingley has lovely outdoor recreational areas including the well known Maddingley Park Precinct. This fabulous family park consists of an adventure playground and is a favourite picnic area for locals and visitors alike.

Maddingley is also home to many sporting clubs including the Bacchus Marsh Lawn Tennis Clun, Bacchus Marsh Cobras Football and Netball Club and The Bacchus Marsh Cricket Club.