ZIP Code 98223 - Arlington Washington
Overview
ZIP Code 98223 is located in Arlington Washington. Portions of 98223 are also in Sisco Heights and Marysville and Arlington Heights and Swede Heaven and Bryant and Canyon Creek and Oso and Lake Cassidy and Lake Goodwin and Sunday Lake. 98223 is primarily within Snohomish County, with some portions in Skagit County. Regionally, 98223 is located in Metro Seattle-Tacoma.
ZIP Code 98223 Quick Stats
| ZIP Code Name | Arlington |
| Primary County | Snohomish County |
| ZIP Code Type | Standard |
| Population (2022) | 46,117 |
| Area Code(s) | 360 / 564 |
| Current Time | PDT |
ZIP Code 98223 Map
98223 Demographics
98223 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in Washington based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 98223 is White. The majority race/ethnicity attending public schools in 98223 is White. The current unemployment level in 98223 is 5.1%.
| Population | 46,117 |
| Population Growth Rate | 7.56% |
| Population Density | 113 People per Square Mile |
| Total Households | 15,080 |
| Percentage High Income Households | 2.1% |
| Median Household Income (2021) | $93,015 |
| Average Adjusted Gross Income (2021) | $388,330 |
| Current Unemployment Rate (May 2026) | 5.1% |
| Sales Tax Rate (2025) | 9.4% |
| Majority Race/Ethnicity | White - 85.91% |
| Public School Majority Race/Ethnicity | White - 70.87% |
98223 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 37,375 | 85.57% |
| Black | 377 | 0.86% |
| Hispanic | 3,984 | 9.12% |
| Asian | 1,471 | 3.37% |
| Native American | 298 | 0.68% |
| Hawaiian/Pac. Islander | 173 | 0.4% |
98223 Public School Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 4,964 | 78.53% |
| Black | 60 | 0.95% |
| Hispanic | 1,094 | 17.31% |
| Asian | 108 | 1.71% |
| Native American | 56 | 0.89% |
| Hawaiian/Pac. Islander | 39 | 0.62% |
98223 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 2,628 | 10.1% |
| Bachelor Degree | 3,895 | 14.97% |
| High School Diploma | 7,963 | 30.6% |
| No High School Diploma | 593 | 2.28% |
| GED or Alternate | 1,246 | 4.79% |
| 1 or More Years of College | 5,483 | 21.07% |
| Associates Degree | 2,945 | 11.32% |
| Masters Degree | 973 | 3.74% |
| Professional Degree | 285 | 1.1% |
| Doctorate Degree | 11 | 0.04% |
98223 Geography
| Coordinates | 48.2076683, -121.94773102 |
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| Cities/Towns in 98223 | |
| Neighborhoods in 98223 | |
| Region | Metro Seattle-Tacoma |
| Metropolitan/Micropolitan Stat Areas | Seattle-Tacoma-Bellevue, WA Mount Vernon-Anacortes, WA |
| Time Zone | Pacific Daylight Time |
| IANA Timezone | America/Los_Angeles |
| Area | 409 Square Miles |
98223 Schools
| School Districts in 98223 | |
| Elementary Schools in 98223 | |
| Middle Schools in 98223 | |
| High Schools in 98223 |
98223 Weather and Climate Data
| Plant Hardiness Zone | Zone 8b: 15F to 20F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | April 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Csb - Warm-Summer Mediterranean Climate | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 2b - Eastern Puget Riverine Lowlands | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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