The 50 Most Populous Counties In The United States [2023 Updated]
What are the most populous counties in the United States currently? There are more than 3,000 counties in the United States, yet more than half of the US population lives in just 143, mostly concentrated on the east and west coasts. The population pattern of the United States is similar to that of the rest of the world, with larger populations on the coast than in the interior.
The most populous counties in the United States are usually located in large cities and major ports. By contrast, the least populated counties are found mostly in landlocked areas, on the Great Plains, and in deserts.
More than half of the US population is concentrated in 4.6% of counties.
Los Angeles County, the most populous in the United States
More than 10 million people live in Los Angeles County, where up to 88 cities are located, including the city of Los Angeles, whose population is 4 million. The city of Los Angeles is the second most populous city in the country, only surpassed by New York.
Los Angeles County alone is home to more than a quarter of the total population of the state of California.
Read Also: The 10 Most Expensive ZIP Codes In The United States
Without further ado, let us reveal to you the most populous counties in the United States.
The Most Populous Counties In The United States
|1.||Los Angeles County||California||10,014,009|
|5.||San Diego County||California||3,298,634|
|14.||San Bernardino County||California||2,181,654|
|18.||Santa Clara County||California||1,936,259|
|20.||New York County||NY||1,694,251|
|26.||Palm Beach County||Florida||1,492,191|
|37.||Salt Lake County||Utah||1,185,238|
|38.||Contra Costa County||California||1,165,927|
|40.||Wake County||North Carolina||1,129,410|
|41.||Mecklenburg County||North Carolina||1,115,482|
|49.||St Louis County||Missouri||1,004,125|