ZIP Code 45428
About Dayton
Dayton is a city in Montgomery County, Ohio, United States, and its county seat. It is the sixth-most populous city in Ohio, with a population of 137,644 at the time of 2020 United States census. The Dayton metropolitan area has an estimated 822,000 residents and is the state's fourth-largest metropolitan area. Dayton is located within Ohio's Miami Valley region, 40 miles (64 km) north of Cincinnati and 55 miles (89 km) southwest of Columbus, Ohio.
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Area Profile
US Census (ACS 5-year · Gazetteer)
274
population
602
people / sq mi
73.2
median age
6
housing units
6
households
0.5
land area (sq mi)