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ZIP Code Database - Facts & Stats
Data Last Updated: December 1, 2024

KING County, WA ZIP Codes



KING County, WA Covers 124 ZIP Codes

ZIP CodeClassificationCityPopulationArea Code(s)
ZIP Code 98001GeneralAuburn36,073253
ZIP Code 98002GeneralAuburn38,474253
ZIP Code 98003GeneralFederal Way51,751253
ZIP Code 98004GeneralBellevue39,136425
ZIP Code 98005GeneralBellevue20,961425
ZIP Code 98006GeneralBellevue40,871425
ZIP Code 98007GeneralBellevue29,476425
ZIP Code 98008GeneralBellevue26,518425
ZIP Code 98009P.O. BoxBellevue0425
ZIP Code 98010GeneralBlack Diamond5,699360/564
ZIP Code 98011GeneralBothell27,897425
ZIP Code 98013P.O. BoxBurton0206
ZIP Code 98014GeneralCarnation7,651425
ZIP Code 98015P.O. BoxBellevue0425
ZIP Code 98019GeneralDuvall12,284425
ZIP Code 98022GeneralEnumclaw22,874360/564
ZIP Code 98023GeneralFederal Way51,713253
ZIP Code 98024GeneralFall City5,141425
ZIP Code 98025P.O. BoxHobart40425
ZIP Code 98027GeneralIssaquah29,089425
ZIP Code 98028GeneralKenmore23,914425
ZIP Code 98029GeneralIssaquah31,432425
ZIP Code 98030GeneralKent38,933253
ZIP Code 98031GeneralKent43,055253/425
ZIP Code 98032GeneralKent38,744253/425
ZIP Code 98033GeneralKirkland41,763425/206
ZIP Code 98034GeneralKirkland51,464425/206
ZIP Code 98035P.O. BoxKent0253/425
ZIP Code 98038GeneralMaple Valley37,487425
ZIP Code 98039GeneralMedina2,915425
ZIP Code 98040GeneralMercer Island25,748206
ZIP Code 98041P.O. BoxBothell0425
ZIP Code 98042GeneralKent49,031253/425
ZIP Code 98045GeneralNorth Bend15,749425
ZIP Code 98047GeneralPacific6,966253
ZIP Code 98050P.O. BoxPreston223425
ZIP Code 98051GeneralRavensdale3,802360/564
ZIP Code 98052GeneralRedmond77,176206/425
ZIP Code 98053GeneralRedmond22,523425/206
ZIP Code 98055GeneralRenton24,458425
ZIP Code 98056GeneralRenton36,344425
ZIP Code 98057GeneralRenton13,493425
ZIP Code 98058GeneralRenton43,630425
ZIP Code 98059GeneralRenton41,672425
ZIP Code 98062P.O. BoxSeahurst0206/253
ZIP Code 98063P.O. BoxFederal Way0253
ZIP Code 98064P.O. BoxKent0253/425
ZIP Code 98065GeneralSnoqualmie16,292425
ZIP Code 98068 *P.O. BoxSnoqualmie Pass530509
ZIP Code 98070GeneralVashon11,055206
ZIP Code 98071P.O. BoxAuburn0253
ZIP Code 98072GeneralWoodinville24,939425
ZIP Code 98073P.O. BoxRedmond0206/425
ZIP Code 98074GeneralSammamish30,534425/206
ZIP Code 98075GeneralSammamish26,022425
ZIP Code 98077GeneralWoodinville13,522425
ZIP Code 98083P.O. BoxKirkland0425/206
ZIP Code 98089P.O. BoxKent0253/425
ZIP Code 98092GeneralAuburn50,258253
ZIP Code 98093P.O. BoxFederal Way0253
ZIP Code 98101GeneralSeattle16,237206/253/360/425/564
ZIP Code 98102GeneralSeattle25,066206/360/425/564
ZIP Code 98103GeneralSeattle53,056206
ZIP Code 98104GeneralSeattle16,157206/253/360/425/564
ZIP Code 98105GeneralSeattle49,151206
ZIP Code 98106GeneralSeattle26,295206
ZIP Code 98107GeneralSeattle28,557206
ZIP Code 98108GeneralSeattle25,009206
ZIP Code 98109GeneralSeattle34,551206/425
ZIP Code 98111P.O. BoxSeattle0206/425
ZIP Code 98112GeneralSeattle23,152206/425
ZIP Code 98113P.O. BoxSeattle0206
ZIP Code 98114P.O. BoxSeattle0206/425
ZIP Code 98115GeneralSeattle54,322206
ZIP Code 98116GeneralSeattle27,691206
ZIP Code 98117GeneralSeattle35,608206
ZIP Code 98118GeneralSeattle47,504206
ZIP Code 98119GeneralSeattle26,238206
ZIP Code 98121GeneralSeattle21,411206/360/425/564
ZIP Code 98122GeneralSeattle41,646206/425
ZIP Code 98124P.O. BoxSeattle0206/425
ZIP Code 98125GeneralSeattle42,965206
ZIP Code 98126GeneralSeattle23,727206
ZIP Code 98127P.O. BoxSeattle0206/253/360/425/564
ZIP Code 98129UniqueSeattle0206/425
ZIP Code 98131GeneralSeattle0206
ZIP Code 98133GeneralSeattle50,720206/425
ZIP Code 98134GeneralSeattle1,216206
ZIP Code 98136GeneralSeattle16,424206
ZIP Code 98138P.O. BoxSeattle0206/425
ZIP Code 98139P.O. BoxSeattle0206/253/360/425/564
ZIP Code 98141P.O. BoxSeattle0206/253/360/425/564
ZIP Code 98144GeneralSeattle32,178206
ZIP Code 98145P.O. BoxSeattle0206/425
ZIP Code 98146GeneralSeattle28,845206/253
ZIP Code 98148GeneralSeattle11,092206/253
ZIP Code 98154GeneralSeattle0206/253/360/425/564
ZIP Code 98155GeneralSeattle35,948206/425
ZIP Code 98158GeneralSeattle0206
ZIP Code 98160P.O. BoxSeattle0206/425
ZIP Code 98161GeneralSeattle0206/425
ZIP Code 98164GeneralSeattle176206/425
ZIP Code 98165P.O. BoxSeattle0206
ZIP Code 98166GeneralSeattle22,152206/253
ZIP Code 98168GeneralSeattle36,389206/425/253
ZIP Code 98170UniqueSeattle0206/425
ZIP Code 98174GeneralSeattle0206/425
ZIP Code 98175P.O. BoxSeattle0206
ZIP Code 98177GeneralSeattle20,160206/425
ZIP Code 98178GeneralSeattle26,122425/206/253
ZIP Code 98181UniqueSeattle0206/425
ZIP Code 98185UniqueSeattle0206/425
ZIP Code 98188GeneralSeattle27,851425/206/253
ZIP Code 98190UniqueSeattle0206/425
ZIP Code 98191UniqueSeattle0206/425
ZIP Code 98194P.O. BoxSeattle0206/253/360/425/564
ZIP Code 98195UniqueSeattle3,710206
ZIP Code 98198GeneralSeattle38,727206/253
ZIP Code 98199GeneralSeattle22,549206
ZIP Code 98224P.O. BoxBaring298425
ZIP Code 98251 *GeneralGold Bar5,071360/564
ZIP Code 98288P.O. BoxSkykomish344425
ZIP Code 98354 *GeneralMilton8,264253
ZIP Code 98422 *GeneralTacoma21,343253

* Indicates a Multi County ZIP Code, whose primary County is something other than King, WA.



Timezone(s): All Time Zones found within this county. In the United States, there are 7 standard time zones which are, from west to east: Hawaii-Aleutian, Alaska, Pacific, Mountain, Central, Eastern, Atlantic. Also included in U.S. Territories are Samoa, Guam and Palau. The alignment between ZIP codes and time zones is not perfect. A single time zone can cover multiple ZIP codes, and, conversely, a single ZIP code could theoretically span across multiple time zones, although this is quite rare.Pacific
 
Population: The total Population for King County, WA, taken from the 2020 U.S. Census DP1. This population total includes all people residing in and counts them regardless of citizenship or immigration status. Include are U.S. Citizens, permanent residents, temporary migrants, and undocumented workers. The total population represents people who live in the state, not just those present on the day of the census. State Population is critical in determining political representation, funding allocation, planning and policy-making, and demographic analysis. 2,269,675 (More Details)
Male Population: The sum of all males for King County, WA from the 2020 U.S. Census DP1. Each respondent self-identified their gender on the survey, as they were asked to indicate their gender assigned at birth. The male population information is important for healthcare planning, policy making, social research, and economic planning and development.1,136,647
Female Population: The sum of all females for King County, WA from the 2020 U.S. Census DP1. Each respondent self-identified their gender on the survey, as they were asked to indicate their gender assigned at birth. The female population information is important for healthcare planning, policy making, social research, and economic planning and development.1,133,028
Median Age: The median age of the total population of this county. Median age is not a future prediction, it is the actual number from the 2020 Census. Median age is the middle age of the population. Half the population is older than the average age and half is younger.37
 
ZIP Codes: The total number of ZIP Codes which at least partially fall inside King County, WA. Did you know that approximately 23% of ZIP Codes cross county lines? Several even cross State lines. ZIP Codes do not follow other geographic boundaries because they were created exclusively for the expedient delivery of mail.120
Cities: The total number of City names which are associated with ZIP Codes that partially or wholly cross into King County, WA. Alongside the official city name, USPS also recognizes certain alternate names for cities or towns that can be used in mailing addresses. These may include towns, villages, abbreviations, names in other languages, or names that have been commonly used historically.32
Counties: The total number of counties associated with ZIP Codes that are at least partially part of King County, WA.1
Area Codes: The total number of Area Codes associated with ZIP Codes in King County, WA. Area codes are used in the North American Numbering Plan (NANP) to facilitate phone routing. Each area code identifies a specific geographic area (usually part of a state or territory) and allows calls to be routed to the correct area. There are approximately 350 area codes in use in the United States.5
 
Total Area: The approximate amount of area covered by King, WA in square miles. This includes all land and water areas within the legal county boundaries.2,307 square miles (county)
Land Area: The approximate amount of land area covered by King, WA in square miles. Land area data provided by the Census Bureau are based on geographic boundaries that include the mainland, islands, inland, coastal, Great Lakes, and territorial waters associated with each state. Land area is important in many types of statistical analysis. For example, population density, the number of people per unit of land area, is a commonly used statistic based on this data. Land area measurements are also important for urban planning, environmental studies, and economic analysis. 2,115 square miles (county)
Water Area: The approximate amount of water area covered by King, WA in square miles. Calculations for water area take into account inland bodies of water, coastal regions, Great Lakes, and territorial sea waters. This encompassed features such as lakes, reservoirs, rivers, and coastal water bodies. Water surface data are especially important for environmental and conservation planning, water resource management, transportation, and recreational planning.191 square miles (county)

KING, WA Demographic Information

* Demographic data is based on 2020 Census.

Total population of KING County, WA: Total Population from the 2020 Census. This reflects the exact population of the geographic area at that point in time, not future estimates, regardless of citizenship or immigration status. It is intended to count all persons living within the geographic area, not just those present on the day of the census.2,269,675
Male population of KING County, WA: The Male Population from the 2020 Census. This is not a forecast for the future, but an exact count for this geographic area at the time of the Census. Each respondent self-identified their gender on the survey, as they were asked to indicate their gender assigned at birth. The Male Population information is important for healthcare planning, policy making, social research, and economic planning and development.1,136,647
Female population of KING County, WA: The Female Population from the 2020 Census. This is not a forecast for the future, but an exact count for this geographic area at the time of the Census. Each respondent self-identified their gender on the survey, as they were asked to indicate their gender assigned at birth. The Female Population information is important for healthcare planning, policy making, social research, and economic planning and development.1,133,028
Median age (years): The Median Age of the Total Population from the 2020 Census for this geographic area. Median age is not a future prediction, it is the actual calculated age from the 2020 Census. Median age is the middle age of the population. Half the population is older than the average age and half is younger. Median Age can relate how young or old a geographic area is compared to others. If one area is 44 and the other is 40, then the first are is an average of 4 years older.36.9
White Population: The White Population is an exact count from the 2020 Census for this geographic area. The numbers for the White Population are not future projections. On the 2020 U.S. Census questionnaire, people were asked to check all races which applied to them, including White. This count includes all who selected White/Caucasian in their response, even if they selected another race as well.1,273,054
Black Population: The Black Population is an exact count from the 2020 Census for this geographic area. The numbers for the Black Population are not future projections. On the 2020 U.S. Census questionnaire, people were asked to check all races which applied to them, including Black or African American. This count includes all who selected Black or African American in their response, even if they selected another race as well.151,468
Indian Population: The American Indian and Alaska Native Population is an exact count from the 2020 Census for this geographic area and not estimates for the future. On the 2020 U.S. Census questionnaire, people were asked to check all races which applied to them, including American Indian and Alaska Native. This count includes all who selected American Indian and Alaska Native in their response, even if they selected another race as well.19,073
Asian Population: The Asian Population is an exact count from the 2020 Census for this geographic area, not future projections. On the U.S. Census questionnaire, people were asked to check all races which applied to them, including Chinese, Filipino, Asian Indian, Vietnamese, Korean, Japanese, or Other Asian. This count includes all who selected one of these options in their response, even if they selected another race as well.452,475
Hawaiian Population: The Hawaiian or Pacific Islander Population is an exact count from the 2020 Census for this geographic area and are not future projections. On the 2020 U.S. Census questionnaire, people were asked to check all races which applied to them, including Native Hawaiian and Pacific Islander. This count includes all who selected either Hawaiian or Pacific Islander in their response, even if they selected another race as well.20,022
Hispanic Population: The Hispanic Population is an exact count from the 2020 Census for this geographic area and is not an estimate or future projection. On the 2020 U.S. Census questionnaire, people were first asked for their Ethnicity, including if they were from Hispanic, Latino, or Spanish Origin, including Mexican, Mexican American, Chicano, Puerto Rican, Cuban, or other ethnic origin. This count includes all who affirmed that they were part of this ethnic origin. Respondents who selected this option were also asked to select a race separately and would be counted once in this number as well as the race they chose as well. From the U.S. Census definition, Hispanic is an ethnic origin and not a race.243,021
Median age (Male): The Median Age of all Males from the 2020 Census for this geographic area. The Male Median Age is the actual average from the 2020 Census, not an estimate or future projection. Median Age is the average age of the population. Half of the population is older than the average age and the other half is younger. Gender is self-reported by individuals when asked about their sex at birth.36.2
Median age (Female): The Median Age of all Females from the 2020 Census for this geographic area. The Female Median Age is the actual average from the 2020 Census, not an estimate or future projection. Median Age is the average age of the population. Half of the population is older than the average age and the other half is younger. Gender is self-reported by individuals when asked about their sex at birth.37.7
Total Households: Total Number of Households from the 2020 U.S. Census for this geographic area. A Household includes everyone living in a residential housing unit. This includes families, roommates in a single residence, or a person living alone.917,764
Married-Couple Households: Total Married-Couple Households is based on the 2020 U.S. Census and is not an estimate. Under the U.S. Census Bureau definition, Married Couple Households refers to the count of households where the householder and his or her spouse are listed as members of the same household. It does include same-sex marriage households and the households themselves may also include other individuals, such as children or other relatives. 
Average Household Size for KING County, WA: The Average Household Size, is obtained by dividing the number of people in Households (excluding those in group quarters, nursing home, prisons, and dorm rooms) by the number of Households. A Household includes everyone living in a residential unit. Those who do not live in a household are classified as living in group accommodation. This value is an estimate from the U.S. Census ACS (American Community Survey) and is updated yearly.2.42
Average family size of KING County, WA: Average Family Size is calculated by dividing the number of people in a Family Household by the number of Family Households. The U.S. Census Bureau defines family households as households consisting of two or more individuals who are related by birth, marriage, or adoption. They also may include other unrelated people. Non-family households consist of people who live alone or who share their residence with unrelated individuals. The Average Family Size only looks at the households classified as Family Households. This value is an estimate from the U.S. Census ACS (American Community Survey) and is updated yearly.3.03
Total housing units for KING County, WA: The total number of Housing Units is the number of occupied units + the number of vacant units. Ownership is defined by whether the unit is occupied by an owner or by a tenant. Owner occupancy means that the owner lives in the unit. This value comes from the 2020 U.S. Census and is not a projection or estimate.969,234


KING County, WA Covers 32 Cities