Key facts

Area, population and GDP figures describe the named country or territory, not the city or resort. Airport names are relevant gateways; heliport figures identify the stated inventory area.

Capital
United States: Washington D.C. Ohio state capital: Columbus
Time zone
America/New_York — UTC−05:00 standard time; UTC−04:00 during daylight saving
Telephone code
United States: +1
Total area
United States: 9,833,517 sq km
Population
United States: 341,784,857 (2025, World Bank)
Currency
United States: United States dollar (USD)
GDP per capita
United States: US$90,027 (nominal, 2025, World Bank)
Airports
Lunken Airport; Cincinnati/Northern Kentucky International Airport
Heliports
Ohio: 272 heliport records in the OurAirports inventory (2026-10-07)

OurAirports is a community-maintained inventory. A zero means no heliport record in this snapshot, not proof that no landing site exists. Listings may include private sites and do not establish passenger access or current operating availability.

Fact sources