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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2024

Delaware ZIP Codes



Timezone(s): All Time Zones found within this State. 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.Eastern (GMT -05:00)
 
Population: The total Population for Delaware, taken from the 2020 U.S. Census DP1. This population total includes all people residing in Delaware and counts them regardless of citizenship or immigration status. Included 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.989,948 (More Details)
Male Population: The sum of all males for Delaware 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.476,719
Female Population: The sum of all females for Delaware 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.513,229
Median Age: The median age of the total population of this state. 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.41
 
ZIP Codes: The total number of ZIP Codes which at least partially fall inside the state of Delaware. 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.96
Cities: The total number of City names which are associated with ZIP Codes that partially or wholly cross into Delaware. 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.57
Counties: The total number of counties associated with ZIP Codes that are at least partially part of Delaware.3
Area Codes: The total number of Area Codes associated with ZIP Codes in Delaware. 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.1
 
Total Area: The approximate amount of area covered by Delaware in square miles. This includes all land and water areas within the legal state boundaries.2,489 square miles
Land Area: Approximate area of land covered by Delaware 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. 1,949 square miles
Water Area: The approximate amount of water area covered by Delaware in square miles. Calculations for water area take into account inland bodies of water, coastal regions, Great Lakes, and territorial sea waters. This encompasses 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.540 square miles
Map showing the ZIP Codes in the State of Delaware

Delaware Covers 96 ZIP Codes

ZIP CodeCityCountyType
ZIP Code 19701BearNew CastleStandard
ZIP Code 19702NewarkNew CastleStandard
ZIP Code 19703ClaymontNew CastleStandard
ZIP Code 19706Delaware CityNew CastleP.O. Box
ZIP Code 19707HockessinNew CastleStandard
ZIP Code 19708KirkwoodNew CastleP.O. Box
ZIP Code 19709MiddletownNew CastleStandard
ZIP Code 19710MontchaninNew CastleP.O. Box
ZIP Code 19711NewarkNew CastleStandard
ZIP Code 19712NewarkNew CastleUnique
ZIP Code 19713NewarkNew CastleStandard
ZIP Code 19714NewarkNew CastleP.O. Box
ZIP Code 19715NewarkNew CastleP.O. Box
ZIP Code 19716NewarkNew CastleStandard
ZIP Code 19717NewarkNew CastleStandard
ZIP Code 19718NewarkNew CastleUnique
ZIP Code 19720New CastleNew CastleStandard
ZIP Code 19721New CastleNew CastleUnique
ZIP Code 19725NewarkNew CastleUnique
ZIP Code 19726New CastleNew CastleUnique
ZIP Code 19730OdessaNew CastleP.O. Box
ZIP Code 19731Port PennNew CastleP.O. Box
ZIP Code 19732RocklandNew CastleP.O. Box
ZIP Code 19733Saint GeorgesNew CastleP.O. Box
ZIP Code 19734TownsendNew CastleStandard
ZIP Code 19735WinterthurNew CastleStandard
ZIP Code 19736YorklynNew CastleStandard
ZIP Code 19801WilmingtonNew CastleStandard
ZIP Code 19802WilmingtonNew CastleStandard
ZIP Code 19803WilmingtonNew CastleStandard
ZIP Code 19804WilmingtonNew CastleStandard
ZIP Code 19805WilmingtonNew CastleStandard
ZIP Code 19806WilmingtonNew CastleStandard
ZIP Code 19807WilmingtonNew CastleStandard
ZIP Code 19808WilmingtonNew CastleStandard
ZIP Code 19809WilmingtonNew CastleStandard
ZIP Code 19810WilmingtonNew CastleStandard
ZIP Code 19850WilmingtonNew CastleP.O. Box
ZIP Code 19880WilmingtonNew CastleP.O. Box
ZIP Code 19884WilmingtonNew CastleUnique
ZIP Code 19885WilmingtonNew CastleUnique
ZIP Code 19886WilmingtonNew CastleUnique
ZIP Code 19890WilmingtonNew CastleUnique
ZIP Code 19891WilmingtonNew CastleUnique
ZIP Code 19892WilmingtonNew CastleUnique
ZIP Code 19893WilmingtonNew CastleUnique
ZIP Code 19894WilmingtonNew CastleUnique
ZIP Code 19895WilmingtonNew CastleUnique
ZIP Code 19896WilmingtonNew CastleUnique
ZIP Code 19897WilmingtonNew CastleUnique
ZIP Code 19898WilmingtonNew CastleUnique
ZIP Code 19899WilmingtonNew CastleP.O. Box
ZIP Code 19901DoverKentStandard
ZIP Code 19902Dover AFBKentStandard
ZIP Code 19903DoverKentP.O. Box
ZIP Code 19904DoverKentStandard
ZIP Code 19905DoverKentP.O. Box
ZIP Code 19906DoverKentStandard
ZIP Code 19930Bethany BeachSussexStandard
ZIP Code 19931BethelSussexStandard
ZIP Code 19933BridgevilleSussexStandard
ZIP Code 19934Camden WyomingKentStandard
ZIP Code 19936CheswoldKentP.O. Box
ZIP Code 19938ClaytonKentStandard
ZIP Code 19939DagsboroSussexStandard
ZIP Code 19940DelmarSussexStandard
ZIP Code 19941EllendaleSussexStandard
ZIP Code 19943FeltonKentStandard
ZIP Code 19944Fenwick IslandSussexStandard
ZIP Code 19945FrankfordSussexStandard
ZIP Code 19946FredericaKentStandard
ZIP Code 19947GeorgetownSussexStandard
ZIP Code 19950GreenwoodSussexStandard
ZIP Code 19951HarbesonSussexStandard
ZIP Code 19952HarringtonKentStandard
ZIP Code 19953HartlyKentStandard
ZIP Code 19954HoustonKentStandard
ZIP Code 19955KentonKentP.O. Box
ZIP Code 19956LaurelSussexStandard
ZIP Code 19958LewesSussexStandard
ZIP Code 19960LincolnSussexStandard
ZIP Code 19961Little CreekKentP.O. Box
ZIP Code 19962MagnoliaKentStandard
ZIP Code 19963MilfordSussexStandard
ZIP Code 19964MarydelKentStandard
ZIP Code 19966MillsboroSussexStandard
ZIP Code 19967MillvilleSussexStandard
ZIP Code 19968MiltonSussexStandard
ZIP Code 19969NassauSussexP.O. Box
ZIP Code 19970Ocean ViewSussexStandard
ZIP Code 19971Rehoboth BeachSussexStandard
ZIP Code 19973SeafordSussexStandard
ZIP Code 19975SelbyvilleSussexStandard
ZIP Code 19977SmyrnaKentStandard
ZIP Code 19979ViolaKentStandard
ZIP Code 19980WoodsideKentP.O. Box

Delaware Demographic Information

Total population of for Delaware: 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.989,948
Male population of for Delaware: 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.476,719
Female population of for Delaware: 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.513,229
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.41.1
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.597,763
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.218,899
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.5,148
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.42,699
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.412
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.104,290
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.39.6
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.42.7
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.386,375
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 for Delaware: 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.2.5
Average family size of for Delaware: 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.3.11
Total housing units for for Delaware: 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.448,735