Zip Code 99019 — Liberty Lake, WA

ZIP Code 99019 is associated with Liberty Lake, WA, in Spokane County. The listed population estimate is 12,447; estimated density is 215.6 people per square mile. Among records with population estimates, it ranks #18 of 40 in Spokane County and #216 of 597 in WA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (47.642220, -117.076880)

Data MetricLocal Statistic
Postal / Zip Code99019
Primary CityLiberty Lake
State / ProvinceWA
CountySpokane
Total Population12,447
Population Density215.6 people/sq mi
TimezoneAmerica/Los_Angeles

How 99019 Compares

MetricZIP 99019Spokane County recordsWA records
Population estimate12,447558,641 (sum)7,816,021 (sum)
Population Density215.6 /sq mi----
County population rank#18 of 40----
State population rank#216 of 597----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in WA

ZIP CodeCityDistancePopulation estimate
ZIP 99016Greenacres3.5 mi21,615
ZIP 99027Otis Orchards5.3 mi5,992
ZIP 99037Veradale5.6 mi16,522
ZIP 99023Mica6.2 mi800
ZIP 99216Spokane6.7 mi28,578

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →