ZIP Code 98390 - Sumner Washington

ZIP Code 98390 is located in Sumner Washington. Portions of 98390 are also in Alderton. 98390 is entirely within Pierce County. Regionally, it is located in Metro Seattle-Tacoma.

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ZIP Code 98390 Quick Stats

ZIP Code NameSumner
Primary CountyPierce County
ZIP Code TypeStandard
Population (2022)11,482
Area Code(s)253
Current Time

ZIP Code 98390 Map

98390 Demographics

98390 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 98390 is White. The majority race/ethnicity attending public schools in 98390 is White. The current unemployment level in 98390 is 4.2%.

Population Growth Rate3.49%
Population Density1,234 People per Square Mile
Total Households4,053
Percentage High Income Households0.4%
Median Houshold Income (2021)$79,561
Average Adjusted Gross Income (2020)$78,580
Current Unemployment Rate (February 2024)4.2%
Majority Race/EthnictyWhite - 81.60%
Public School Majority Race/EthnictyWhite - 66.72%

98390 Race/Ethnicty Breakdown

Native American1801.5%
Hawaiian/Pac. Islander1190.99%

98390 Public School Race/Ethnicty Breakdown

Native American320.59%
Hawaiian/Pac. Islander290.54%

98390 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College73411.93%
Bachelor Degree70111.39%
High School Diploma2,04433.22%
No High School Diploma1011.64%
GED or Alternate2854.63%
1 or More Years of College1,28420.87%
Associates Degree64710.52%
Masters Degree2994.86%
Professional Degree240.39%
Doctorate Degree340.55%

98390 Geography

Adjacent ZIP Codes
Cities/Towns in 98390
RegionMetro Seattle-Tacoma
Metropolitan/Micropolitan Stat AreaSeattle-Tacoma-Bellevue, WA
Time ZonePacific Standard Time
IANA TimezoneAmerica/Los_Angeles
Area9 Square Miles

98390 Politics

US Congressional Districts in 98390
Washington State Senate Districts in 98390
Washington State House of Representatives Districts in 98390

98390 Weather and Climate Data

Plant Hardiness ZoneZone 8b: 15F to 20F
Average First Frost DateOctober 11 - 20
Average Last Frost DateApril 21 - 31
Koppen-Geiger Climate ZoneCsb - Warm-Summer Mediterranean Climate
Ecoregion2b - Eastern Puget Riverine Lowlands

98390 Annual Climate Data

Avg Min Temp (°F)33343639444952524842373342
Avg Max Temp (°F)46505459657076777161514560
Avg Precip (In.)5.524.634.

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