Trout Lake, Washington Demographics & Population 2026

A note before these figures: with a population of 720, Trout Lake's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.

Population Overview

Trout Lake is a small community located in Washington, within Klickitat County. The total population is 720. It ranks as the 431st most populous out of 628 Census-designated places in Washington.

Age Demographics

The median age in Trout Lake is 43.1 years. This is 13% higher than the state median of 38.3 years. Only 14.3% of residents are under 18, indicating fewer families with children.

Economy, Income & Housing

The median household income in Trout Lake is $85,000. This is 13% lower than the state median of $98,141. It is also 5% higher than the national median of $80,734. The poverty rate stands at 14.0%. This is 42% higher than the state poverty rate of 9.9%. The survey records no unemployed residents in Trout Lake, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $750,000. Housing costs are 33% higher than the state median of $564,600. The home-value-to-income ratio of 8.8x suggests that housing affordability is a significant concern for many residents. 81.1% of occupied housing units are owner-occupied. This homeownership rate is 27% higher than the state average of 63.8%.

Race & Ethnicity

Trout Lake has a predominantly White (non-Hispanic) population, comprising 90.0% of all residents. Hispanic or Latino residents account for 2.4%. The Hispanic or Latino population (2.4%) is well below the state average of 14.4%.

Education

23.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 42% lower than the state rate of 39.6%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.8%.

Data Sources & Methodology

All demographic data for Trout Lake, Washington is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Washington state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 628 Census-designated places in Washington. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.