Indianapolis is around the same size as Fort Worth.

Fort Worth (map shows its 16 named neighbourhoods; the area covers the whole city) is approximately 911 sq km, while Indianapolis is approximately 935 sq km, making Indianapolis 3% larger than Fort Worth.
Tip: This to-scale comparison of Fort Worth vs. Indianapolis uses the Mercator projection, which distorts the size of regions near the poles.
Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.