Home > WA > Snohomish County > Mountlake Terrace > Zip 98043

Zip Code 98043 — Mountlake Terrace, WA

ZIP Code 98043 is associated with Mountlake Terrace, WA, in Snohomish County. The listed population estimate is 23,101; estimated density is 2,202.0 people per square mile. Among records with population estimates, it ranks #19 of 27 in Snohomish County and #152 of 597 in WA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (47.792100, -122.307580)

Data MetricLocal Statistic
Postal / Zip Code98043
Primary CityMountlake Terrace
State / ProvinceWA
CountySnohomish
Total Population23,101
Population Density2,202.0 people/sq mi
TimezoneAmerica/Los_Angeles

How 98043 Compares

MetricZIP 98043Snohomish County recordsWA records
Population estimate23,101841,433 (sum)7,816,021 (sum)
Population Density2,202.0 /sq mi----
County population rank#19 of 27----
State population rank#152 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 98036Lynnwood1.8 mi42,370
ZIP 98155Seattle2.5 mi36,511
ZIP 98020Edmonds3.1 mi19,551
ZIP 98026Edmonds3.2 mi38,976
ZIP 98037Lynnwood3.4 mi29,723

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 →