People filed 22,779 applications to start a business in the eight Miami Valley counties in 2025, by the Census Bureau’s Business Formation Statistics, up 18.8% from 19,170 in 2024.
Statewide, Ohio applications rose 15.5% to 168,214.
Miami Valley (8 counties) Montgomery County Greene County Miami County Warren County Butler County Clark County Preble County Darke CountyNew business applications, 2005 to 2025. Source: U.S. Census Bureau, Business Formation Statistics (business applications).