Is All Of Marion County Considered Indianapolis?

Is All Of Marion County Considered Indianapolis? Marion County Largest city Indianapolis Area • Total 403.01 sq mi (1,043.8 km2) • Land 396.30 sq mi (1,026.4 km2) What counties make up Indianapolis? Ten counties in central Indiana, with nearly 1.6 million residents, form the Indianapolis Metropolitan Statistical Area (metro): Boone, Brown, Hamilton, Hancock, Hendricks, Johnson,