20678 ZIP Code
Prince Frederick, Maryland
December 15, 2025
| ZIP Code: | 20678 |
| City/Town: | Prince Frederick |
| County: | Calvert |
| State: | Maryland |
| ZIP Type: | Standard |
| Population: | 12,874 |
| Median Household Income: | $115,710 |
| Per Capita Income: | $58,071 |
| Total Housing Units: | 5,010 |
| Median Home Value: | $397,200 |
| Land Area: | 44.9 sq miles
116.2 sq km |
| Water Area: | 9.1 sq miles
23.6 sq km |
| Coordinates: | 38.5251, -76.5954 |
Population Information (20678 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Total Population: | 12,874 | -- | -- |
| Male: | 6,242 | 48.5% | 49.6% |
| Female: | 6,632 | 51.5% | 50.4% |
| Median Age: | 38.5 yrs | -- | 38.5 yrs |
| Under 5 years: | 842 | 6.5% | 5.7% |
| 5 to 9 years: | 632 | 4.9% | 6.0% |
| 10 to 14 years: | 822 | 6.4% | 6.5% |
| 15 to 19 years: | 801 | 6.2% | 6.6% |
| 20 to 24 years: | 1,104 | 8.6% | 6.7% |
| 25 to 34 years: | 1,579 | 12.3% | 13.7% |
| 35 to 44 years: | 1,923 | 14.9% | 12.9% |
| 45 to 54 years: | 1,640 | 12.7% | 12.4% |
| 55 to 59 years: | 908 | 7.1% | 6.5% |
| 60 to 64 years: | 567 | 4.4% | 6.4% |
| 65 to 74 years: | 1,259 | 9.8% | 9.7% |
| 75 to 84 years: | 596 | 4.6% | 4.8% |
| 85 years and over: | 201 | 1.6% | 2.0% |
Housing Information (20678 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Median home value: | $397,200 | -- | $281,900 |
| Median rooms: | 6.4 | -- | 5.5 |
| Median rent: | $1,163 / mo. | -- | $1,268 / mo. |
| Total housing units: | 5,010 | -- | -- |
| Occupied housing units: | 4,697 | 93.8% | 38.0% |
| Vacant housing units: | 313 | 6.2% | 4.6% |
| Housing tenure: | -- | -- | -- |
| Owner-occupied: | 3,705 | 78.9% | 64.8% |
| Renter-occupied: | 992 | 21.1% | 35.2% |
Educational Attainment (20678 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Population 25 years and over: | 8,673 | -- | -- |
| Less than 9th grade: | 172 | 2.0% | 4.7% |
| 9th to 12th grade, no diploma: | 565 | 6.5% | 6.1% |
| High school graduate: | 2,567 | 29.6% | 26.4% |
| Some college, no degree: | 1,961 | 22.6% | 19.7% |
| Associate degree: | 862 | 9.9% | 8.7% |
| Bachelor's degree: | 1,477 | 17.0% | 20.9% |
| Graduate or professional degree: | 1,069 | 12.3% | 13.7% |
| Percent high school graduate or higher: | -- | 91.5% | 89.1% |
| Percent bachelor's degree or higher: | -- | 29.4% | 34.3% |
Income Information (20678 zip code)
| Value | US AvgUS | |
|---|---|---|
| Median household income: | $115,710 / yr. | $75,149 / yr. |
| Mean household income: | $131,213 / yr. | $105,833 / yr. |
| Median family income: | $136,964 / yr. | $92,646 / yr. |
| Per capita income: | $58,071 / yr. | $41,261 / yr. |
Employment (20678 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| In labor force: | 7,054 | -- | 63.5% |
| Employed: | 6,723 | 96.5% | 96.4% |
| Unemployed: | 245 | 3.5% | 5.3% |
| Not in labor force: | 3,399 | -- | -- |
| Class of Worker: | -- | -- | -- |
| Private wage and salary: | 4,413 | 65.6% | 79.7% |
| Government workers: | 1,841 | 27.4% | 14.2% |
| Self-employed: | 428 | 6.4% | 5.9% |
| Unpaid family workers: | 41 | 0.6% | 0.1% |
Race & Ethnicity (20678 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Race (one race): | -- | -- | -- |
| White: | 9,262 | 71.9% | 61.6% |
| Black or African American: | 2,167 | 16.8% | 12.4% |
| American Indian/Alaska Native: | 22 | 0.2% | 1.1% |
| Asian: | 298 | 2.3% | 6.0% |
| Native Hawaiian/Pacific Islander: | 0 | 0.0% | 0.2% |
| Some other race: | 203 | 1.6% | 8.4% |
| Two or more races: | 922 | 7.2% | 10.2% |
| Hispanic or Latino (any race): | 613 | 4.8% | 18.7% |
| Mexican: | 940 | 7.3% | 11.2% |
| Puerto Rican: | 57 | 0.4% | 1.8% |
| Cuban: | 344 | 2.7% | 0.7% |
| Other Hispanic or Latino: | 20 | 0.2% | 5.0% |
| Not Hispanic or Latino: | 519 | 4.0% | 81.1% |
Income Distribution (20678 zip code)
| Household Income | Households | Percent% | US AvgUS |
|---|---|---|---|
| Less than $10,000: | 162 | 3.4% | 4.9% |
| $10,000 to $14,999: | 206 | 4.4% | 3.8% |
| $15,000 to $24,999: | 229 | 4.9% | 7.0% |
| $25,000 to $34,999: | 215 | 4.6% | 7.4% |
| $35,000 to $49,999: | 277 | 5.9% | 10.7% |
| $50,000 to $74,999: | 452 | 9.6% | 16.1% |
| $75,000 to $99,999: | 519 | 11.0% | 12.8% |
| $100,000 to $149,999: | 963 | 20.5% | 17.1% |
| $150,000 to $199,999: | 608 | 12.9% | 8.8% |
| $200,000 or more: | 1,066 | 22.7% | 11.4% |
Commute to Work (20678 zip code)
| Commute Method | Workers | Percent% | US AvgUS |
|---|---|---|---|
| Drove alone: | 5,192 | 77.2% | 67.8% |
| Carpooled: | 464 | 6.9% | 8.7% |
| Public transportation: | 39 | 0.6% | 4.2% |
| Walked: | 73 | 1.1% | 2.5% |
| Other means: | 142 | 2.1% | 0.9% |
| Worked from home: | 802 | 11.9% | 13.8% |
| Mean travel time to work: | 41.2 min | -- | 26.7 min |
Industry (20678 zip code)
| Industry Sector | Workers | Percent% | US AvgUS |
|---|---|---|---|
| Agriculture, forestry, fishing, mining: | 115 | 1.7% | 1.6% |
| Construction: | 1,117 | 16.6% | 6.9% |
| Manufacturing: | 229 | 3.4% | 10.0% |
| Wholesale trade: | 133 | 2.0% | 2.4% |
| Retail trade: | 382 | 5.7% | 11.0% |
| Transportation, warehousing, utilities: | 513 | 7.6% | 5.8% |
| Information: | 57 | 0.8% | 1.9% |
| Finance, insurance, real estate: | 342 | 5.1% | 6.7% |
| Professional, scientific, management: | 556 | 8.3% | 12.1% |
| Education, health care, social services: | 1,214 | 18.1% | 23.3% |
| Arts, entertainment, food services: | 591 | 8.8% | 9.0% |
| Other services: | 367 | 5.5% | 4.7% |
| Public administration: | 1,107 | 16.5% | 4.7% |
Poverty Status (20678 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Poverty Rate: | -- | 9.1% | 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 (20678 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| With health insurance: | 12,220 | 94.9% | 91.3% |
| Private health insurance: | 10,223 | 79.4% | 67.6% |
| Public health coverage: | 3,589 | 27.9% | 35.9% |
| Without health insurance: | 310 | 2.4% | 8.7% |
Benefits & Assistance (20678 zip code)
| Households with: | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Earnings: | 3,847 | 81.9% | 77.4% |
| Social Security income: | 1,403 | 29.9% | 31.0% |
| Retirement income: | 1,443 | 30.7% | 21.8% |
| Supplemental Security Income (SSI): | 295 | 6.3% | 4.5% |
| Cash public assistance income: | 115 | 2.4% | 1.8% |
| SNAP (food stamps) benefits: | 487 | 10.4% | 11.4% |
Housing Types (20678 zip code)
| Structure Type | Units | Percent% | US AvgUS |
|---|---|---|---|
| 1-unit, detached: | 3,860 | 77.0% | 61.4% |
| 1-unit, attached: | 582 | 11.6% | 6.1% |
| 2 units: | 26 | 0.5% | 3.4% |
| 3 or 4 units: | 13 | 0.3% | 4.3% |
| 5 to 9 units: | 58 | 1.2% | 4.6% |
| 10 to 19 units: | 121 | 2.4% | 4.3% |
| 20 or more units: | 345 | 6.9% | 9.9% |
| Mobile home: | 5 | 0.1% | 5.8% |
| Boat, RV, van, etc.: | 0 | 0.0% | 0.1% |
Year Structure Built (20678 zip code)
| Year Built | Units | Percent% | US AvgUS |
|---|---|---|---|
| Built 2020 or later: | 116 | 2.3% | 0.6% |
| Built 2010 to 2019: | 776 | 15.5% | 8.2% |
| Built 2000 to 2009: | 996 | 19.9% | 13.5% |
| Built 1990 to 1999: | 754 | 15.0% | 13.2% |
| Built 1980 to 1989: | 569 | 11.4% | 13.2% |
| Built 1970 to 1979: | 764 | 15.2% | 14.6% |
| Built 1960 to 1969: | 317 | 6.3% | 10.2% |
| Built 1950 to 1959: | 217 | 4.3% | 9.9% |
| Built 1940 to 1949: | 156 | 3.1% | 4.6% |
| Built 1939 or earlier: | 345 | 6.9% | 12.0% |
Bedrooms (20678 zip code)
| Number of Bedrooms | Units | Percent% | US AvgUS |
|---|---|---|---|
| No bedroom (studio): | 12 | 0.2% | 2.4% |
| 1 bedroom: | 302 | 6.0% | 3.0% |
| 2 bedrooms: | 781 | 15.6% | 9.1% |
| 3 bedrooms: | 1,996 | 39.8% | 15.9% |
| 4 bedrooms: | 1,358 | 27.1% | 18.8% |
| 5 or more bedrooms: | 561 | 11.2% | 17.6% |
Heating Fuel (20678 zip code)
| Fuel Type | Units | Percent% | US AvgUS |
|---|---|---|---|
| Utility gas: | 582 | 12.4% | 47.1% |
| Bottled, tank, or LP gas: | 363 | 7.7% | 4.9% |
| Electricity: | 2,730 | 58.1% | 40.2% |
| Fuel oil, kerosene, etc.: | 616 | 13.1% | 4.2% |
| Coal or coke: | 0 | 0.0% | 0.1% |
| Wood: | 371 | 7.9% | 1.5% |
| Solar energy: | 13 | 0.3% | 0.1% |
| Other fuel: | 14 | 0.3% | 0.5% |
| No fuel used: | 8 | 0.2% | 0.2% |
Vehicles Available (20678 zip code)
| Vehicles | Households | Percent% | US AvgUS |
|---|---|---|---|
| No vehicle available: | 264 | 5.6% | 8.3% |
| 1 vehicle available: | 1,076 | 22.9% | 32.6% |
| 2 vehicles available: | 1,523 | 32.4% | 37.0% |
| 3 or more vehicles available: | 1,834 | 39.0% | 22.1% |
Home Value Distribution (20678 zip code)
| Value Range | Owner Units | Percent% | US AvgUS |
|---|---|---|---|
| Less than $50,000: | 69 | 1.9% | 5.7% |
| $50,000 to $99,999: | 18 | 0.5% | 7.8% |
| $100,000 to $149,999: | 11 | 0.3% | 9.2% |
| $150,000 to $199,999: | 117 | 3.2% | 10.8% |
| $200,000 to $299,999: | 600 | 16.2% | 19.9% |
| $300,000 to $499,999: | 1,822 | 49.2% | 24.1% |
| $500,000 to $999,999: | 975 | 26.3% | 17.0% |
| $1,000,000 or more: | 93 | 2.5% | 5.6% |
Housing Costs (20678 zip code)
| Value | US AvgUS | |
|---|---|---|
| Median owner costs (with mortgage): | $2,215 / mo. | $1,828 / mo. |
| Median owner costs (no mortgage): | $679 / mo. | $584 / mo. |
| Median gross rent: | $1,163 / mo. | $1,268 / mo. |
| Average household size (owner-occupied): | 2.80 | 2.53 |
| Average household size (renter-occupied): | 2.20 | 2.38 |
Households (20678 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Total households: | 4,697 | -- | -- |
| Married-couple households: | 2,463 | 52.4% | 47.5% |
| Cohabiting couple households: | 1,113 | 23.7% | 7.0% |
| Male householder, no spouse: | 793 | 16.9% | 5.4% |
| Female householder, no spouse: | 1,240 | 26.4% | 12.7% |
| Householder living alone: | 1,622 | 34.5% | 28.6% |
| 65 years and over living alone: | 1,443 | 30.7% | 11.8% |
| Average household size: | 2.67 | -- | 2.53 |
| Average family size: | 3.22 | -- | -- |
Marital Status (20678 zip code)
| Population 15 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Total: | 5,079 | -- | -- |
| Never married: | 1,948 | 38.4% | 37.0% |
| Now married: | 2,736 | 53.9% | 49.5% |
| Separated: | 92 | 1.8% | 1.5% |
| Widowed: | 283 | 5.6% | 2.6% |
| Divorced: | 1,683 | 33.1% | 9.3% |
School Enrollment (20678 zip code)
| Population 3 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Enrolled in school: | 2,822 | -- | -- |
| Nursery school, preschool: | 242 | 8.6% | 5.8% |
| Kindergarten: | 99 | 3.5% | 5.0% |
| Elementary school (grades 1-8): | 1,068 | 37.8% | 40.5% |
| High school (grades 9-12): | 604 | 21.4% | 21.4% |
| College or graduate school: | 809 | 28.7% | 27.3% |
Veterans & Disability (20678 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Civilian population 18 years and over: | 10,069 | -- | -- |
| Veterans: | 823 | 8.2% | 6.3% |
| Civilian noninstitutionalized population: | 12,530 | -- | -- |
| With a disability: | 1,218 | 9.7% | 13.4% |
| Under 18 with disability: | 80 | 6.6% | 5.8% |
| 18 to 64 with disability: | 535 | 43.9% | 10.4% |
| 65 and over with disability: | 603 | 49.5% | 33.4% |
Mobility (Residence 1 Year Ago) (20678 zip code)
| Population 1 year and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Same house: | 11,458 | 89.0% | 86.9% |
| Different house: | 1,261 | 9.8% | 13.1% |
| Same county: | 677 | 53.7% | 7.0% |
| Different county: | 549 | 43.5% | 3.2% |
| Different state: | 182 | 14.4% | 2.5% |
| Abroad: | 35 | 2.8% | 0.4% |
Place of Birth (20678 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Native born: | 12,184 | 94.6% | 86.2% |
| Foreign born: | 317 | 2.5% | 13.9% |
| Naturalized citizen: | 690 | 217.7% | 52.7% |
| Not a citizen: | 690 | 217.7% | 47.3% |
| Foreign-born by region: | -- | -- | -- |
| Europe: | 690 | 217.7% | 10.5% |
| Asia: | 218 | 68.8% | 31.3% |
| Africa: | 10 | 3.2% | 5.5% |
| Oceania: | 0 | 0.0% | 0.5% |
| Latin America: | 184 | 58.0% | 50.0% |
| Northern America: | 15 | 4.7% | 2.2% |
Language Spoken at Home (20678 zip code)
| Population 5 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Total: | 12,032 | -- | -- |
| English only: | 11,249 | 93.5% | 78.3% |
| Language other than English: | 783 | 6.5% | 21.5% |
| By language: | -- | -- | -- |
| Spanish: | 384 | 3.2% | 13.3% |
| Other Indo-European languages: | 208 | 1.7% | 3.5% |
| Asian/Pacific Island languages: | 191 | 1.6% | 3.5% |
| Other languages: | 0 | 0.0% | 1.0% |
Computers & Internet (20678 zip code)
| Households | Percent% | US AvgUS | |
|---|---|---|---|
| Households with a computer: | 4,697 | 100.0% | 93.1% |
| Households with broadband internet: | 4,458 | 94.9% | 89.4% |
Prince Frederick, MD20678