Liberty Lake city, Washington Demographics & Population 2026

Population Overview

Liberty Lake city is a small city located in Washington. The total population is 12,435. It ranks as the 109th most populous out of 631 cities and towns in Washington.

Age Demographics

The median age in Liberty Lake city is 37.4 years. This is 2% lower than the state median of 38.2 years. With 30.7% of the population under 18, Liberty Lake city has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Liberty Lake city is $105,599. This is 11% higher than the state median of $94,952. Compared to the national median of $78,538, household income here is 34% higher. The poverty rate stands at 5.2%. This is 48% lower than the state poverty rate of 9.9%. The unemployment rate is 3.7%. This is 26% lower than the state rate of 5.0%. The median home value is $506,000. Housing costs are 3% lower than the state median of $519,800. The home-value-to-income ratio is 4.8x. 68.2% of occupied housing units are owner-occupied. This homeownership rate is 7% higher than the state average of 63.9%.

Race & Ethnicity

Liberty Lake city has a predominantly White (non-Hispanic) population, comprising 91.2% of all residents. Hispanic or Latino residents account for 4.0%. The Black or African American population (0.4%) is well below the state average of 3.8%. The Hispanic or Latino population (4.0%) is well below the state average of 14.1%. The Asian population (1.1%) is well below the state average of 9.3%.

Education

45.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 17% higher than the state rate of 38.8%. Nationally, 35.0% 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 Liberty Lake city, Washington is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Washington state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 631 Census-designated places in Washington. For official data, visit data.census.gov.