Lake Oswego, Oregon Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Lake Oswego, OR Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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A+
Health Top grade
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A+
Income Top grade
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A+
Education Top grade
Source: Map AI Methodology
Population
| Metric | Lake Oswego | Oregon Avg | U.S. Average |
|---|---|---|---|
| Population | 37,181 | 4,252,306 | 337,468,954 |
| Population density (per sq mi) | 3225.4 | 43.2 | 86.4 |
| Population growth (%/yr) | 0.69% | 0.82% | 0.59% |
| Median age | 47.0 | 40.6 | 37.3 |
| Households | 15,429 | 1,717,698 | 130,235,071 |
Population in Lake Oswego grew by 5.2% from 2009 to 2024, reaching 37,181 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Lake Oswego is Gen X, aged 45–60, at 25.3% of residents. That is 5.3 points above Oregon as a whole.
- Gen Z 13–28 6,192 16.7% -4.0 pts
- Millennials 29–44 6,877 18.5% -4.5 pts
- Gen X 45–60 9,390 25.3% +5.3 pts
- Boomers 61–79 7,557 20.3% +2.3 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Oregon, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 50.4% of the people living in Lake Oswego and men 49.6%.
- Women 50.4% Oregon 50.1%
- Men 49.6% Oregon 49.9%
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Economy
Lake Oswego has a the economy index of A+, which means it is exceptionally prosperous.
| Metric | Lake Oswego | Oregon Avg | U.S. Average |
|---|---|---|---|
| Median household income | $140,915 | $83,617 | $80,455 |
| Income growth (%/yr) | 5.53% | 5.70% | 4.80% |
| Unemployment rate | 4.4% | 5.3% | 5.2% |
The median household income in Lake Oswego is about 69% higher than in Oregon.
Housing
| Metric | Lake Oswego | Oregon Avg | U.S. Average |
|---|---|---|---|
| Median home price | $1,523,325 | $406,603 | $248,835 |
| Median rent | $2,059 | $1,525 | $1,407 |
| Homeownership rate | 68.8% | 63.3% | 65.2% |
The median home price in Lake Oswego is about 61.7 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $2,059 per month for that long.
Commute Time & Mobility
Commuters in Lake Oswego spend about 43 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 178 hours, about 7.4 full days, spent commuting.
| Metric | Lake Oswego | Oregon Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 21.3 | 20.1 | 22.4 |
| Round-trip commute (min) | 42.6 | 40.3 | 44.8 |
| Yearly time spent (hours) | 178 | 168 | 187 |
| Estimated yearly cost | $5,507 | $5,203 | $5,790 |
| Work from home | 32.4% | 19.0% | 15.0% |
| Highway traffic (vehicles/day) | 29,308 | 7,643 | 8,813 |
| Local road traffic (vehicles/day) | 1,957 | 967 | 1,355 |
The average commute time in Lake Oswego is 21 minutes, longer than the 20 minutes in Oregon.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Lake Oswego has a education index of A+, which means it is exceptionally educated.
| Metric | Lake Oswego | Oregon Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 69.0% | 32.7% | 31.6% |
| Average household size | 2.37 | 2.41 | 2.53 |
Health
Lake Oswego has a health index of A+, which means it is exceptionally healthy.
| Metric | Lake Oswego | Oregon Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 81.9 | 78.8 | 78.3 |
| Self-rated poor health | 8.1% | 15.8% | 16.3% |
| Smokers | 8.6% | 17.0% | 19.0% |
Frequently Asked Questions
Common questions about Lake Oswego, Oregon.
How big is Lake Oswego, Oregon by population?
About 37,181 people live in Lake Oswego, Oregon, in 15,429 households of 2.4 people on average. The median age is 47.0, so residents are older than the U.S. median of 37.3 by about 10 years.
Is Lake Oswego, Oregon mostly urban or rural?
Averaged over its land area, Lake Oswego, Oregon has 3,225 people per square mile, a density typical of a city. That is about 37 times the U.S. average of 86.
Can a typical household afford a home in Lake Oswego, Oregon?
The median home costs 10.8 times the median household income ($1,523,325 against $140,915), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $2,059 a month takes about 18% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
How educated are people in Lake Oswego, Oregon?
69.0% of adults in Lake Oswego, Oregon hold a bachelor's degree or higher (about 7 in 10), well above the U.S. share of 31.6%.
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