Marion Population 2026
Marion has a population of 36,363, making it the #1239 biggest city in 🇺🇸 United States, located in Ohio. It is about 242× smaller than New York City, the country's biggest city.
Population (city proper)
36,363
Rank in United States
#1239
Coordinates
40.59°N, 83.13°W
~299 m elevation · America/New_York
Distance to capital (Washington)
554 km
344 miles, straight line
Other big cities in Ohio
Cities near Marion
- Delaware37,995 people · ~33 km away
- Marysville22,817 people · ~44 km away
- Westerville38,384 people · ~54 km away
- Dublin45,098 people · ~54 km away
- Mansfield46,830 people · ~55 km away
- Mount Vernon16,742 people · ~59 km away
FAQ
What is the population of Marion?
Marion has a population of 36,363 (city proper, latest official figure via GeoNames), making it the #1239 biggest city in United States.
What state is Marion in?
Marion is located in Ohio, United States.
Is Marion the capital of United States?
No, the capital of United States is Washington D.C., about 554 km away.
Sources & notes
Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.
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