Zip Code 98284 — Sedro Woolley, WA

ZIP Code 98284 is associated with Sedro Woolley, WA, in Skagit County. The listed population estimate is 27,835; estimated density is 38.2 people per square mile. Among records with population estimates, it ranks #2 of 13 in Skagit County and #118 of 597 in WA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (48.552110, -122.117630)

Data MetricLocal Statistic
Postal / Zip Code98284
Primary CitySedro Woolley
State / ProvinceWA
CountySkagit
Total Population27,835
Population Density38.2 people/sq mi
TimezoneAmerica/Los_Angeles

How 98284 Compares

MetricZIP 98284Skagit County recordsWA records
Population estimate27,835132,684 (sum)7,816,021 (sum)
Population Density38.2 /sq mi----
County population rank#2 of 13----
State population rank#118 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 98263Lyman3.1 mi200
ZIP 98255Hamilton6.1 mi198
ZIP 98235Clearlake8.1 mi531
ZIP 98220Acme9.9 mi541
ZIP 98233Burlington11.2 mi17,850

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 →