19966 ZIP Code
Millsboro, Delaware
December 16, 2025
| ZIP Code: | 19966 |
| City/Town: | Millsboro |
| County: | Sussex |
| State: | Delaware |
| ZIP Type: | Standard |
| Population: | 32,513 |
| Median Household Income: | $71,577 |
| Per Capita Income: | $35,725 |
| Total Housing Units: | 18,969 |
| Median Home Value: | $247,700 |
| Land Area: | 89.1 sq miles
230.7 sq km |
| Water Area: | 8.2 sq miles
21.3 sq km |
| Coordinates: | 38.5794, -75.2772 |
Population Information (19966 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Total Population: | 32,513 | -- | -- |
| Male: | 15,447 | 47.5% | 49.6% |
| Female: | 17,066 | 52.5% | 50.4% |
| Median Age: | 53.4 yrs | -- | 38.5 yrs |
| Under 5 years: | 1,454 | 4.5% | 5.7% |
| 5 to 9 years: | 1,418 | 4.4% | 6.0% |
| 10 to 14 years: | 1,493 | 4.6% | 6.5% |
| 15 to 19 years: | 1,723 | 5.3% | 6.6% |
| 20 to 24 years: | 1,657 | 5.1% | 6.7% |
| 25 to 34 years: | 2,790 | 8.6% | 13.7% |
| 35 to 44 years: | 2,774 | 8.5% | 12.9% |
| 45 to 54 years: | 3,585 | 11.0% | 12.4% |
| 55 to 59 years: | 2,810 | 8.6% | 6.5% |
| 60 to 64 years: | 2,459 | 7.6% | 6.4% |
| 65 to 74 years: | 6,913 | 21.3% | 9.7% |
| 75 to 84 years: | 2,871 | 8.8% | 4.8% |
| 85 years and over: | 566 | 1.7% | 2.0% |
Housing Information (19966 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Median home value: | $247,700 | -- | $281,900 |
| Median rooms: | 5.9 | -- | 5.5 |
| Median rent: | $1,201 / mo. | -- | $1,268 / mo. |
| Total housing units: | 18,969 | -- | -- |
| Occupied housing units: | 14,243 | 75.1% | 38.0% |
| Vacant housing units: | 4,726 | 24.9% | 4.6% |
| Housing tenure: | -- | -- | -- |
| Owner-occupied: | 11,812 | 82.9% | 64.8% |
| Renter-occupied: | 2,431 | 17.1% | 35.2% |
Educational Attainment (19966 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Population 25 years and over: | 24,768 | -- | -- |
| Less than 9th grade: | 832 | 3.4% | 4.7% |
| 9th to 12th grade, no diploma: | 1,256 | 5.1% | 6.1% |
| High school graduate: | 8,687 | 35.1% | 26.4% |
| Some college, no degree: | 5,148 | 20.8% | 19.7% |
| Associate degree: | 2,390 | 9.6% | 8.7% |
| Bachelor's degree: | 3,631 | 14.7% | 20.9% |
| Graduate or professional degree: | 2,824 | 11.4% | 13.7% |
| Percent high school graduate or higher: | -- | 91.6% | 89.1% |
| Percent bachelor's degree or higher: | -- | 26.1% | 34.3% |
Income Information (19966 zip code)
| Value | US AvgUS | |
|---|---|---|
| Median household income: | $71,577 / yr. | $75,149 / yr. |
| Mean household income: | $88,742 / yr. | $105,833 / yr. |
| Median family income: | $82,794 / yr. | $92,646 / yr. |
| Per capita income: | $35,725 / yr. | $41,261 / yr. |
Employment (19966 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| In labor force: | 15,669 | -- | 63.5% |
| Employed: | 14,519 | 93.0% | 96.4% |
| Unemployed: | 1,086 | 7.0% | 5.3% |
| Not in labor force: | 12,190 | -- | -- |
| Class of Worker: | -- | -- | -- |
| Private wage and salary: | 11,530 | 79.4% | 79.7% |
| Government workers: | 2,194 | 15.1% | 14.2% |
| Self-employed: | 788 | 5.4% | 5.9% |
| Unpaid family workers: | 7 | 0.0% | 0.1% |
Race & Ethnicity (19966 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Race (one race): | -- | -- | -- |
| White: | 25,136 | 77.3% | 61.6% |
| Black or African American: | 3,022 | 9.3% | 12.4% |
| American Indian/Alaska Native: | 457 | 1.4% | 1.1% |
| Asian: | 475 | 1.5% | 6.0% |
| Native Hawaiian/Pacific Islander: | 0 | 0.0% | 0.2% |
| Some other race: | 1,518 | 4.7% | 8.4% |
| Two or more races: | 1,905 | 5.9% | 10.2% |
| Hispanic or Latino (any race): | 2,247 | 6.9% | 18.7% |
| Mexican: | 2,919 | 9.0% | 11.2% |
| Puerto Rican: | 906 | 2.8% | 1.8% |
| Cuban: | 269 | 0.8% | 0.7% |
| Other Hispanic or Latino: | 21 | 0.1% | 5.0% |
| Not Hispanic or Latino: | 1,723 | 5.3% | 81.1% |
Income Distribution (19966 zip code)
| Household Income | Households | Percent% | US AvgUS |
|---|---|---|---|
| Less than $10,000: | 378 | 2.7% | 4.9% |
| $10,000 to $14,999: | 684 | 4.8% | 3.8% |
| $15,000 to $24,999: | 913 | 6.4% | 7.0% |
| $25,000 to $34,999: | 982 | 6.9% | 7.4% |
| $35,000 to $49,999: | 2,071 | 14.5% | 10.7% |
| $50,000 to $74,999: | 2,612 | 18.3% | 16.1% |
| $75,000 to $99,999: | 2,061 | 14.5% | 12.8% |
| $100,000 to $149,999: | 2,653 | 18.6% | 17.1% |
| $150,000 to $199,999: | 875 | 6.1% | 8.8% |
| $200,000 or more: | 1,014 | 7.1% | 11.4% |
Commute to Work (19966 zip code)
| Commute Method | Workers | Percent% | US AvgUS |
|---|---|---|---|
| Drove alone: | 11,761 | 81.0% | 67.8% |
| Carpooled: | 1,093 | 7.5% | 8.7% |
| Public transportation: | 22 | 0.2% | 4.2% |
| Walked: | 188 | 1.3% | 2.5% |
| Other means: | 177 | 1.2% | 0.9% |
| Worked from home: | 1,187 | 8.2% | 13.8% |
| Mean travel time to work: | 29.7 min | -- | 26.7 min |
Industry (19966 zip code)
| Industry Sector | Workers | Percent% | US AvgUS |
|---|---|---|---|
| Agriculture, forestry, fishing, mining: | 361 | 2.5% | 1.6% |
| Construction: | 1,290 | 8.9% | 6.9% |
| Manufacturing: | 842 | 5.8% | 10.0% |
| Wholesale trade: | 108 | 0.7% | 2.4% |
| Retail trade: | 2,170 | 14.9% | 11.0% |
| Transportation, warehousing, utilities: | 550 | 3.8% | 5.8% |
| Information: | 140 | 1.0% | 1.9% |
| Finance, insurance, real estate: | 885 | 6.1% | 6.7% |
| Professional, scientific, management: | 1,728 | 11.9% | 12.1% |
| Education, health care, social services: | 3,600 | 24.8% | 23.3% |
| Arts, entertainment, food services: | 1,502 | 10.3% | 9.0% |
| Other services: | 715 | 4.9% | 4.7% |
| Public administration: | 628 | 4.3% | 4.7% |
Poverty Status (19966 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Poverty Rate: | -- | 10.9% | 8.8% |
| All people below poverty level: | -- | -- | -- |
| Under 18 years: | -- | -- | 16.3% |
| 18 to 64 years: | -- | -- | 11.0% |
| 65 years and over: | -- | -- | 10.3% |
Health Insurance (19966 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| With health insurance: | 29,706 | 91.4% | 91.3% |
| Private health insurance: | 22,105 | 68.0% | 67.6% |
| Public health coverage: | 16,464 | 50.6% | 35.9% |
| Without health insurance: | 2,473 | 7.6% | 8.7% |
Benefits & Assistance (19966 zip code)
| Households with: | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Earnings: | 9,655 | 67.8% | 77.4% |
| Social Security income: | 7,107 | 49.9% | 31.0% |
| Retirement income: | 5,389 | 37.8% | 21.8% |
| Supplemental Security Income (SSI): | 434 | 3.0% | 4.5% |
| Cash public assistance income: | 273 | 1.9% | 1.8% |
| SNAP (food stamps) benefits: | 1,262 | 8.9% | 11.4% |
Housing Types (19966 zip code)
| Structure Type | Units | Percent% | US AvgUS |
|---|---|---|---|
| 1-unit, detached: | 9,502 | 50.1% | 61.4% |
| 1-unit, attached: | 2,255 | 11.9% | 6.1% |
| 2 units: | 46 | 0.2% | 3.4% |
| 3 or 4 units: | 121 | 0.6% | 4.3% |
| 5 to 9 units: | 428 | 2.3% | 4.6% |
| 10 to 19 units: | 312 | 1.6% | 4.3% |
| 20 or more units: | 211 | 1.1% | 9.9% |
| Mobile home: | 6,089 | 32.1% | 5.8% |
| Boat, RV, van, etc.: | 5 | 0.0% | 0.1% |
Year Structure Built (19966 zip code)
| Year Built | Units | Percent% | US AvgUS |
|---|---|---|---|
| Built 2020 or later: | 333 | 1.8% | 0.6% |
| Built 2010 to 2019: | 4,191 | 22.1% | 8.2% |
| Built 2000 to 2009: | 6,218 | 32.8% | 13.5% |
| Built 1990 to 1999: | 2,809 | 14.8% | 13.2% |
| Built 1980 to 1989: | 2,676 | 14.1% | 13.2% |
| Built 1970 to 1979: | 1,119 | 5.9% | 14.6% |
| Built 1960 to 1969: | 618 | 3.3% | 10.2% |
| Built 1950 to 1959: | 561 | 3.0% | 9.9% |
| Built 1940 to 1949: | 141 | 0.7% | 4.6% |
| Built 1939 or earlier: | 303 | 1.6% | 12.0% |
Bedrooms (19966 zip code)
| Number of Bedrooms | Units | Percent% | US AvgUS |
|---|---|---|---|
| No bedroom (studio): | 82 | 0.4% | 2.4% |
| 1 bedroom: | 393 | 2.1% | 3.0% |
| 2 bedrooms: | 3,390 | 17.9% | 9.1% |
| 3 bedrooms: | 11,953 | 63.0% | 15.9% |
| 4 bedrooms: | 2,729 | 14.4% | 18.8% |
| 5 or more bedrooms: | 422 | 2.2% | 17.6% |
Heating Fuel (19966 zip code)
| Fuel Type | Units | Percent% | US AvgUS |
|---|---|---|---|
| Utility gas: | 2,336 | 16.4% | 47.1% |
| Bottled, tank, or LP gas: | 4,218 | 29.6% | 4.9% |
| Electricity: | 6,417 | 45.1% | 40.2% |
| Fuel oil, kerosene, etc.: | 877 | 6.2% | 4.2% |
| Coal or coke: | 0 | 0.0% | 0.1% |
| Wood: | 71 | 0.5% | 1.5% |
| Solar energy: | 42 | 0.3% | 0.1% |
| Other fuel: | 160 | 1.1% | 0.5% |
| No fuel used: | 122 | 0.9% | 0.2% |
Vehicles Available (19966 zip code)
| Vehicles | Households | Percent% | US AvgUS |
|---|---|---|---|
| No vehicle available: | 445 | 3.1% | 8.3% |
| 1 vehicle available: | 4,924 | 34.6% | 32.6% |
| 2 vehicles available: | 6,053 | 42.5% | 37.0% |
| 3 or more vehicles available: | 2,821 | 19.8% | 22.1% |
Home Value Distribution (19966 zip code)
| Value Range | Owner Units | Percent% | US AvgUS |
|---|---|---|---|
| Less than $50,000: | 1,276 | 10.8% | 5.7% |
| $50,000 to $99,999: | 925 | 7.8% | 7.8% |
| $100,000 to $149,999: | 629 | 5.3% | 9.2% |
| $150,000 to $199,999: | 1,342 | 11.4% | 10.8% |
| $200,000 to $299,999: | 2,902 | 24.6% | 19.9% |
| $300,000 to $499,999: | 3,352 | 28.4% | 24.1% |
| $500,000 to $999,999: | 1,237 | 10.5% | 17.0% |
| $1,000,000 or more: | 149 | 1.3% | 5.6% |
Housing Costs (19966 zip code)
| Value | US AvgUS | |
|---|---|---|
| Median owner costs (with mortgage): | $1,590 / mo. | $1,828 / mo. |
| Median owner costs (no mortgage): | $613 / mo. | $584 / mo. |
| Median gross rent: | $1,201 / mo. | $1,268 / mo. |
| Average household size (owner-occupied): | 2.15 | 2.53 |
| Average household size (renter-occupied): | 2.80 | 2.38 |
Households (19966 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Total households: | 14,243 | -- | -- |
| Married-couple households: | 7,454 | 52.3% | 47.5% |
| Cohabiting couple households: | 1,535 | 10.8% | 7.0% |
| Male householder, no spouse: | 2,188 | 15.4% | 5.4% |
| Female householder, no spouse: | 3,916 | 27.5% | 12.7% |
| Householder living alone: | 3,315 | 23.3% | 28.6% |
| 65 years and over living alone: | 6,902 | 48.5% | 11.8% |
| Average household size: | 2.26 | -- | 2.53 |
| Average family size: | 2.68 | -- | -- |
Marital Status (19966 zip code)
| Population 15 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Total: | 13,089 | -- | -- |
| Never married: | 3,005 | 23.0% | 37.0% |
| Now married: | 8,037 | 61.4% | 49.5% |
| Separated: | 524 | 4.0% | 1.5% |
| Widowed: | 1,360 | 10.4% | 2.6% |
| Divorced: | 3,751 | 28.7% | 9.3% |
School Enrollment (19966 zip code)
| Population 3 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Enrolled in school: | 5,759 | -- | -- |
| Nursery school, preschool: | 391 | 6.8% | 5.8% |
| Kindergarten: | 156 | 2.7% | 5.0% |
| Elementary school (grades 1-8): | 2,463 | 42.8% | 40.5% |
| High school (grades 9-12): | 1,352 | 23.5% | 21.4% |
| College or graduate school: | 1,397 | 24.3% | 27.3% |
Veterans & Disability (19966 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Civilian population 18 years and over: | 27,042 | -- | -- |
| Veterans: | 2,838 | 10.5% | 6.3% |
| Civilian noninstitutionalized population: | 32,179 | -- | -- |
| With a disability: | 4,959 | 15.4% | 13.4% |
| Under 18 with disability: | 324 | 6.5% | 5.8% |
| 18 to 64 with disability: | 2,125 | 42.9% | 10.4% |
| 65 and over with disability: | 2,510 | 50.6% | 33.4% |
Mobility (Residence 1 Year Ago) (19966 zip code)
| Population 1 year and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Same house: | 28,142 | 86.6% | 86.9% |
| Different house: | 4,060 | 12.5% | 13.1% |
| Same county: | 1,851 | 45.6% | 7.0% |
| Different county: | 2,168 | 53.4% | 3.2% |
| Different state: | 1,516 | 37.3% | 2.5% |
| Abroad: | 41 | 1.0% | 0.4% |
Place of Birth (19966 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Native born: | 30,393 | 93.5% | 86.2% |
| Foreign born: | 163 | 0.5% | 13.9% |
| Naturalized citizen: | 2,120 | 1300.6% | 52.7% |
| Not a citizen: | 2,120 | 1300.6% | 47.3% |
| Foreign-born by region: | -- | -- | -- |
| Europe: | 2,120 | 1300.6% | 10.5% |
| Asia: | 220 | 135.0% | 31.3% |
| Africa: | 107 | 65.6% | 5.5% |
| Oceania: | 0 | 0.0% | 0.5% |
| Latin America: | 1,233 | 756.4% | 50.0% |
| Northern America: | 48 | 29.4% | 2.2% |
Language Spoken at Home (19966 zip code)
| Population 5 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Total: | 31,059 | -- | -- |
| English only: | 28,157 | 90.7% | 78.3% |
| Language other than English: | 2,902 | 9.3% | 21.5% |
| By language: | -- | -- | -- |
| Spanish: | 2,096 | 6.7% | 13.3% |
| Other Indo-European languages: | 310 | 1.0% | 3.5% |
| Asian/Pacific Island languages: | 295 | 0.9% | 3.5% |
| Other languages: | 201 | 0.6% | 1.0% |
Computers & Internet (19966 zip code)
| Households | Percent% | US AvgUS | |
|---|---|---|---|
| Households with a computer: | 14,243 | 100.0% | 93.1% |
| Households with broadband internet: | 13,317 | 93.5% | 89.4% |
Millsboro, DE19966