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 Back to: OH, United States.  
County Population: 559,062 
County Houses: 248,443 
Land area: 461.7 sq. mi. 
Water area: 2.7 sq. mi. 
Industries providing employment: Educational,health and social services (20.7%), Manufacturing (18.1%), Retail trade (12.1%), Professional,scientific,management,administrative,and waste management services (10.0%). 
Races in Montgomery County: 
- White Non-Hispanic (75.9%)
 
- Black (19.9%)
 
- Two or more races (1.5%)
 
- Hispanic (1.3%)
 
- American Indian (0.7%)
 
 (Total can be greater than 100% because Hispanics could be counted in other races)  
 
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