Piqua Population 2026

Piqua has a population of 20,790, making it the #2285 biggest city in 🇺🇸 United States, located in Ohio. It is about 423× smaller than New York City, the country's biggest city.

Location of Piqua (capital Washington shown for reference). Boundaries: Natural Earth.

Population (city proper)

20,790

Rank in United States

#2285

Coordinates

40.14°N, 84.24°W

~266 m elevation · America/New_York

Distance to capital (Washington)

633 km

393 miles, straight line

Other big cities in Ohio

City	Population	Rank in United States
Columbus	913,175	#14
Cleveland	365,379	#52
Cincinnati	311,097	#62
Toledo	265,638	#77
Akron	197,542	#127
Dayton	135,512	#207
Parma	79,937	#458
Canton	71,885	#530

Cities near Piqua

Troy25,659 people · ~12 km away
Sidney20,858 people · ~17 km away
Huber Heights38,176 people · ~35 km away
Trotwood24,096 people · ~39 km away
Fairborn33,452 people · ~41 km away
Riverside24,972 people · ~42 km away

FAQ

What is the population of Piqua?

Piqua has a population of 20,790 (city proper, latest official figure via GeoNames), making it the #2285 biggest city in United States.

What state is Piqua in?

Piqua is located in Ohio, United States.

Is Piqua the capital of United States?

No, the capital of United States is Washington D.C., about 633 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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