Sulphur Population 2026

Sulphur has a population of 20,189, making it the #2351 biggest city in 🇺🇸 United States, located in Louisiana. It is about 436× smaller than New York City, the country's biggest city.

WashingtonSulphur
Location of Sulphur (capital Washington shown for reference). Boundaries: Natural Earth.
Population (city proper)
20,189
Rank in United States
#2351
Coordinates
30.24°N, 93.38°W
~5 m elevation · America/Chicago
Distance to capital (Washington)
1,775 km
1,102 miles, straight line

Other big cities in Louisiana

CityPopulationRank in United States
New Orleans362,701#53
Baton Rouge227,470#102
Shreveport187,593#137
Metairie138,481#203
Lafayette121,374#238
Lake Charles76,070#488
Bossier City68,094#566
Kenner67,091#578

Cities near Sulphur

FAQ

What is the population of Sulphur?
Sulphur has a population of 20,189 (city proper, latest official figure via GeoNames), making it the #2351 biggest city in United States.
What state is Sulphur in?
Sulphur is located in Louisiana, United States.
Is Sulphur the capital of United States?
No, the capital of United States is Washington D.C., about 1,775 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.

← All biggest cities in United States · United States population by year