Lake Oswego Population 2026

Lake Oswego has a population of 38,496, making it the #1159 biggest city in 🇺🇸 United States, located in Oregon. It is about 229× smaller than New York City, the country's biggest city.

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

Population (city proper)

38,496

Rank in United States

#1159

Coordinates

45.42°N, 122.67°W

~55 m elevation · America/Los_Angeles

Distance to capital (Washington)

3,779 km

2,347 miles, straight line

Other big cities in Oregon

City	Population	Rank in United States
Portland	652,503	#25
Eugene	176,654	#147
Salem	175,535	#150
Gresham	110,553	#276
Hillsboro	102,347	#315
Beaverton	96,577	#341
Bend	87,014	#406
Medford	79,805	#461

Cities near Lake Oswego

Milwaukie20,830 people · ~4 km away
West Linn26,593 people · ~8 km away
Tigard51,253 people · ~8 km away
Tualatin27,154 people · ~8 km away
Oregon City35,831 people · ~9 km away
Portland652,503 people · ~11 km away

FAQ

What is the population of Lake Oswego?

Lake Oswego has a population of 38,496 (city proper, latest official figure via GeoNames), making it the #1159 biggest city in United States.

What state is Lake Oswego in?

Lake Oswego is located in Oregon, United States.

Is Lake Oswego the capital of United States?

No, the capital of United States is Washington D.C., about 3,779 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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