which county is noblesville indiana?
<answer> Hamilton <context> Sponsored Topics. Noblesville is a city in and the county seat of Hamilton County, Indiana, United States, located just north of Indianapolis. The population was 51,969 at the 2010 census making it the 14th largest city/town in the state, up from 19th in 2007. The city is part of Delaware, Fall Creek, Noblesville, and Wayne townships.