It is named after Herbert Vere Evatt (1894–1965) who was a Justice of the High Court and leader of the opposition in the 1950s. The suburb was gazetted on 2 November 1972. Streets in the suburb are named after people associated with parliament, and law professionals.

Evatt has three neighbourhood ovals: Evatt Neighbourhood Oval, adjacent to Evatt Primary School; South West Evatt Oval, and St. Monica's Primary School oval. Evatt is bordered by Copland Drive, Owen Dixon Drive, William Webb Drive and Ginninderra Drive.

Evatt has three local primary schools: Evatt Primary School, Miles Franklin Primary School and St. Monica's Primary School.

For the purposes of Australian federal elections for the House of Representatives, Evatt is in the Fenner.

For the purposes of Australian Capital Territory elections for the ACT Legislative Assembly, Evatt is in the Yerrabi electorate.

A porphyry of Green-grey Dacitic intrusive containing large white feldspar crystals is found under almost all of Evatt including all north of Moynihan Street. Glebe Farm Adamellite intrusion forms a strip a couple of hundred meters wide coming from the east of the suburb just to the south of Moynihan Street. Green grey dacitic tuff from the Hawkins Volcanics occur in the south west corner. This corner is cut by the Deakin fault near Brebner Street. Right in the very south west corner is a patch of calcareous shale.

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