42066 ZIP Code
Mayfield, Kentucky
December 30, 2025
| ZIP Code: | 42066 |
| City/Town: | Mayfield |
| County: | Graves |
| State: | Kentucky |
| ZIP Type: | Standard |
| Population: | 23,902 |
| Median Household Income: | $49,067 |
| Per Capita Income: | $33,938 |
| Total Housing Units: | 10,601 |
| Median Home Value: | $132,700 |
| Land Area: | 217.3 sq miles
562.8 sq km |
| Water Area: | 2.4 sq miles
6.2 sq km |
| Coordinates: | 36.7325, -88.6399 |
Population Information (42066 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Total Population: | 23,902 | -- | -- |
| Male: | 11,670 | 48.8% | 49.6% |
| Female: | 12,232 | 51.2% | 50.4% |
| Median Age: | 38.4 yrs | -- | 38.5 yrs |
| Under 5 years: | 1,971 | 8.2% | 5.7% |
| 5 to 9 years: | 1,720 | 7.2% | 6.0% |
| 10 to 14 years: | 1,824 | 7.6% | 6.5% |
| 15 to 19 years: | 1,079 | 4.5% | 6.6% |
| 20 to 24 years: | 1,201 | 5.0% | 6.7% |
| 25 to 34 years: | 2,972 | 12.4% | 13.7% |
| 35 to 44 years: | 2,838 | 11.9% | 12.9% |
| 45 to 54 years: | 2,482 | 10.4% | 12.4% |
| 55 to 59 years: | 1,549 | 6.5% | 6.5% |
| 60 to 64 years: | 1,887 | 7.9% | 6.4% |
| 65 to 74 years: | 2,514 | 10.5% | 9.7% |
| 75 to 84 years: | 1,257 | 5.3% | 4.8% |
| 85 years and over: | 608 | 2.5% | 2.0% |
Housing Information (42066 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Median home value: | $132,700 | -- | $281,900 |
| Median rooms: | 5.5 | -- | 5.5 |
| Median rent: | $653 / mo. | -- | $1,268 / mo. |
| Total housing units: | 10,601 | -- | -- |
| Occupied housing units: | 9,303 | 87.8% | 38.0% |
| Vacant housing units: | 1,298 | 12.2% | 4.6% |
| Housing tenure: | -- | -- | -- |
| Owner-occupied: | 6,507 | 69.9% | 64.8% |
| Renter-occupied: | 2,796 | 30.1% | 35.2% |
Educational Attainment (42066 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Population 25 years and over: | 16,107 | -- | -- |
| Less than 9th grade: | 506 | 3.1% | 4.7% |
| 9th to 12th grade, no diploma: | 1,182 | 7.3% | 6.1% |
| High school graduate: | 6,656 | 41.3% | 26.4% |
| Some college, no degree: | 2,891 | 17.9% | 19.7% |
| Associate degree: | 1,841 | 11.4% | 8.7% |
| Bachelor's degree: | 1,734 | 10.8% | 20.9% |
| Graduate or professional degree: | 1,297 | 8.1% | 13.7% |
| Percent high school graduate or higher: | -- | 89.5% | 89.1% |
| Percent bachelor's degree or higher: | -- | 18.8% | 34.3% |
Income Information (42066 zip code)
| Value | US AvgUS | |
|---|---|---|
| Median household income: | $49,067 / yr. | $75,149 / yr. |
| Mean household income: | $67,616 / yr. | $105,833 / yr. |
| Median family income: | $61,000 / yr. | $92,646 / yr. |
| Per capita income: | $33,938 / yr. | $41,261 / yr. |
Employment (42066 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| In labor force: | 9,993 | -- | 63.5% |
| Employed: | 9,616 | 96.2% | 96.4% |
| Unemployed: | 377 | 3.8% | 5.3% |
| Not in labor force: | 8,211 | -- | -- |
| Class of Worker: | -- | -- | -- |
| Private wage and salary: | 7,908 | 82.2% | 79.7% |
| Government workers: | 1,215 | 12.6% | 14.2% |
| Self-employed: | 466 | 4.8% | 5.9% |
| Unpaid family workers: | 27 | 0.3% | 0.1% |
Race & Ethnicity (42066 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Race (one race): | -- | -- | -- |
| White: | 19,974 | 83.6% | 61.6% |
| Black or African American: | 1,384 | 5.8% | 12.4% |
| American Indian/Alaska Native: | 93 | 0.4% | 1.1% |
| Asian: | 66 | 0.3% | 6.0% |
| Native Hawaiian/Pacific Islander: | 0 | 0.0% | 0.2% |
| Some other race: | 796 | 3.3% | 8.4% |
| Two or more races: | 1,589 | 6.6% | 10.2% |
| Hispanic or Latino (any race): | 1,589 | 6.6% | 18.7% |
| Mexican: | 2,366 | 9.9% | 11.2% |
| Puerto Rican: | 2,083 | 8.7% | 1.8% |
| Cuban: | 0 | 0.0% | 0.7% |
| Other Hispanic or Latino: | 173 | 0.7% | 5.0% |
| Not Hispanic or Latino: | 110 | 0.5% | 81.1% |
Income Distribution (42066 zip code)
| Household Income | Households | Percent% | US AvgUS |
|---|---|---|---|
| Less than $10,000: | 972 | 10.4% | 4.9% |
| $10,000 to $14,999: | 635 | 6.8% | 3.8% |
| $15,000 to $24,999: | 1,048 | 11.3% | 7.0% |
| $25,000 to $34,999: | 851 | 9.1% | 7.4% |
| $35,000 to $49,999: | 1,225 | 13.2% | 10.7% |
| $50,000 to $74,999: | 1,778 | 19.1% | 16.1% |
| $75,000 to $99,999: | 1,118 | 12.0% | 12.8% |
| $100,000 to $149,999: | 934 | 10.0% | 17.1% |
| $150,000 to $199,999: | 428 | 4.6% | 8.8% |
| $200,000 or more: | 314 | 3.4% | 11.4% |
Commute to Work (42066 zip code)
| Commute Method | Workers | Percent% | US AvgUS |
|---|---|---|---|
| Drove alone: | 7,545 | 78.5% | 67.8% |
| Carpooled: | 751 | 7.8% | 8.7% |
| Public transportation: | 5 | 0.1% | 4.2% |
| Walked: | 135 | 1.4% | 2.5% |
| Other means: | 156 | 1.6% | 0.9% |
| Worked from home: | 788 | 8.2% | 13.8% |
| Mean travel time to work: | 20.2 min | -- | 26.7 min |
Industry (42066 zip code)
| Industry Sector | Workers | Percent% | US AvgUS |
|---|---|---|---|
| Agriculture, forestry, fishing, mining: | 238 | 2.5% | 1.6% |
| Construction: | 1,124 | 11.7% | 6.9% |
| Manufacturing: | 1,526 | 15.9% | 10.0% |
| Wholesale trade: | 276 | 2.9% | 2.4% |
| Retail trade: | 1,434 | 14.9% | 11.0% |
| Transportation, warehousing, utilities: | 523 | 5.4% | 5.8% |
| Information: | 204 | 2.1% | 1.9% |
| Finance, insurance, real estate: | 336 | 3.5% | 6.7% |
| Professional, scientific, management: | 747 | 7.8% | 12.1% |
| Education, health care, social services: | 2,103 | 21.9% | 23.3% |
| Arts, entertainment, food services: | 335 | 3.5% | 9.0% |
| Other services: | 422 | 4.4% | 4.7% |
| Public administration: | 348 | 3.6% | 4.7% |
Poverty Status (42066 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Poverty Rate: | -- | 22.7% | 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 (42066 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| With health insurance: | 22,073 | 92.3% | 91.3% |
| Private health insurance: | 13,137 | 55.0% | 67.6% |
| Public health coverage: | 12,350 | 51.7% | 35.9% |
| Without health insurance: | 1,491 | 6.2% | 8.7% |
Benefits & Assistance (42066 zip code)
| Households with: | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Earnings: | 6,346 | 68.2% | 77.4% |
| Social Security income: | 3,657 | 39.3% | 31.0% |
| Retirement income: | 2,363 | 25.4% | 21.8% |
| Supplemental Security Income (SSI): | 655 | 7.0% | 4.5% |
| Cash public assistance income: | 156 | 1.7% | 1.8% |
| SNAP (food stamps) benefits: | 1,493 | 16.0% | 11.4% |
Housing Types (42066 zip code)
| Structure Type | Units | Percent% | US AvgUS |
|---|---|---|---|
| 1-unit, detached: | 8,314 | 78.4% | 61.4% |
| 1-unit, attached: | 89 | 0.8% | 6.1% |
| 2 units: | 365 | 3.4% | 3.4% |
| 3 or 4 units: | 307 | 2.9% | 4.3% |
| 5 to 9 units: | 104 | 1.0% | 4.6% |
| 10 to 19 units: | 181 | 1.7% | 4.3% |
| 20 or more units: | 183 | 1.7% | 9.9% |
| Mobile home: | 982 | 9.3% | 5.8% |
| Boat, RV, van, etc.: | 76 | 0.7% | 0.1% |
Year Structure Built (42066 zip code)
| Year Built | Units | Percent% | US AvgUS |
|---|---|---|---|
| Built 2020 or later: | 29 | 0.3% | 0.6% |
| Built 2010 to 2019: | 601 | 5.7% | 8.2% |
| Built 2000 to 2009: | 864 | 8.2% | 13.5% |
| Built 1990 to 1999: | 1,489 | 14.0% | 13.2% |
| Built 1980 to 1989: | 1,523 | 14.4% | 13.2% |
| Built 1970 to 1979: | 2,140 | 20.2% | 14.6% |
| Built 1960 to 1969: | 1,234 | 11.6% | 10.2% |
| Built 1950 to 1959: | 1,384 | 13.1% | 9.9% |
| Built 1940 to 1949: | 670 | 6.3% | 4.6% |
| Built 1939 or earlier: | 667 | 6.3% | 12.0% |
Bedrooms (42066 zip code)
| Number of Bedrooms | Units | Percent% | US AvgUS |
|---|---|---|---|
| No bedroom (studio): | 136 | 1.3% | 2.4% |
| 1 bedroom: | 644 | 6.1% | 3.0% |
| 2 bedrooms: | 3,067 | 28.9% | 9.1% |
| 3 bedrooms: | 5,181 | 48.9% | 15.9% |
| 4 bedrooms: | 1,371 | 12.9% | 18.8% |
| 5 or more bedrooms: | 202 | 1.9% | 17.6% |
Heating Fuel (42066 zip code)
| Fuel Type | Units | Percent% | US AvgUS |
|---|---|---|---|
| Utility gas: | 4,733 | 50.9% | 47.1% |
| Bottled, tank, or LP gas: | 1,319 | 14.2% | 4.9% |
| Electricity: | 3,012 | 32.4% | 40.2% |
| Fuel oil, kerosene, etc.: | 11 | 0.1% | 4.2% |
| Coal or coke: | 0 | 0.0% | 0.1% |
| Wood: | 228 | 2.5% | 1.5% |
| Solar energy: | 0 | 0.0% | 0.1% |
| Other fuel: | 0 | 0.0% | 0.5% |
| No fuel used: | 0 | 0.0% | 0.2% |
Vehicles Available (42066 zip code)
| Vehicles | Households | Percent% | US AvgUS |
|---|---|---|---|
| No vehicle available: | 693 | 7.4% | 8.3% |
| 1 vehicle available: | 2,593 | 27.9% | 32.6% |
| 2 vehicles available: | 4,079 | 43.8% | 37.0% |
| 3 or more vehicles available: | 1,938 | 20.8% | 22.1% |
Home Value Distribution (42066 zip code)
| Value Range | Owner Units | Percent% | US AvgUS |
|---|---|---|---|
| Less than $50,000: | 723 | 11.1% | 5.7% |
| $50,000 to $99,999: | 1,525 | 23.4% | 7.8% |
| $100,000 to $149,999: | 1,479 | 22.7% | 9.2% |
| $150,000 to $199,999: | 1,147 | 17.6% | 10.8% |
| $200,000 to $299,999: | 1,001 | 15.4% | 19.9% |
| $300,000 to $499,999: | 493 | 7.6% | 24.1% |
| $500,000 to $999,999: | 86 | 1.3% | 17.0% |
| $1,000,000 or more: | 53 | 0.8% | 5.6% |
Housing Costs (42066 zip code)
| Value | US AvgUS | |
|---|---|---|
| Median owner costs (with mortgage): | $1,127 / mo. | $1,828 / mo. |
| Median owner costs (no mortgage): | $392 / mo. | $584 / mo. |
| Median gross rent: | $653 / mo. | $1,268 / mo. |
| Average household size (owner-occupied): | 2.54 | 2.53 |
| Average household size (renter-occupied): | 2.46 | 2.38 |
Households (42066 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Total households: | 9,303 | -- | -- |
| Married-couple households: | 4,819 | 51.8% | 47.5% |
| Cohabiting couple households: | 1,811 | 19.5% | 7.0% |
| Male householder, no spouse: | 1,433 | 15.4% | 5.4% |
| Female householder, no spouse: | 2,425 | 26.1% | 12.7% |
| Householder living alone: | 2,805 | 30.2% | 28.6% |
| 65 years and over living alone: | 3,041 | 32.7% | 11.8% |
| Average household size: | 2.51 | -- | 2.53 |
| Average family size: | 3.17 | -- | -- |
Marital Status (42066 zip code)
| Population 15 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Total: | 8,967 | -- | -- |
| Never married: | 2,135 | 23.8% | 37.0% |
| Now married: | 5,212 | 58.1% | 49.5% |
| Separated: | 336 | 3.7% | 1.5% |
| Widowed: | 1,226 | 13.7% | 2.6% |
| Divorced: | 1,622 | 18.1% | 9.3% |
School Enrollment (42066 zip code)
| Population 3 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Enrolled in school: | 4,780 | -- | -- |
| Nursery school, preschool: | 425 | 8.9% | 5.8% |
| Kindergarten: | 210 | 4.4% | 5.0% |
| Elementary school (grades 1-8): | 2,851 | 59.6% | 40.5% |
| High school (grades 9-12): | 754 | 15.8% | 21.4% |
| College or graduate school: | 540 | 11.3% | 27.3% |
Veterans & Disability (42066 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Civilian population 18 years and over: | 17,805 | -- | -- |
| Veterans: | 1,413 | 7.9% | 6.3% |
| Civilian noninstitutionalized population: | 23,564 | -- | -- |
| With a disability: | 4,856 | 20.6% | 13.4% |
| Under 18 with disability: | 244 | 5.0% | 5.8% |
| 18 to 64 with disability: | 3,072 | 63.3% | 10.4% |
| 65 and over with disability: | 1,540 | 31.7% | 33.4% |
Mobility (Residence 1 Year Ago) (42066 zip code)
| Population 1 year and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Same house: | 20,632 | 86.3% | 86.9% |
| Different house: | 2,889 | 12.1% | 13.1% |
| Same county: | 1,633 | 56.5% | 7.0% |
| Different county: | 1,256 | 43.5% | 3.2% |
| Different state: | 631 | 21.8% | 2.5% |
| Abroad: | 0 | 0.0% | 0.4% |
Place of Birth (42066 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Native born: | 23,237 | 97.2% | 86.2% |
| Foreign born: | 96 | 0.4% | 13.9% |
| Naturalized citizen: | 665 | 692.7% | 52.7% |
| Not a citizen: | 665 | 692.7% | 47.3% |
| Foreign-born by region: | -- | -- | -- |
| Europe: | 665 | 692.7% | 10.5% |
| Asia: | 53 | 55.2% | 31.3% |
| Africa: | 30 | 31.3% | 5.5% |
| Oceania: | 0 | 0.0% | 0.5% |
| Latin America: | 549 | 571.9% | 50.0% |
| Northern America: | 8 | 8.3% | 2.2% |
Language Spoken at Home (42066 zip code)
| Population 5 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Total: | 21,931 | -- | -- |
| English only: | 20,522 | 93.6% | 78.3% |
| Language other than English: | 1,409 | 6.4% | 21.5% |
| By language: | -- | -- | -- |
| Spanish: | 1,266 | 5.8% | 13.3% |
| Other Indo-European languages: | 107 | 0.5% | 3.5% |
| Asian/Pacific Island languages: | 36 | 0.2% | 3.5% |
| Other languages: | 0 | 0.0% | 1.0% |
Computers & Internet (42066 zip code)
| Households | Percent% | US AvgUS | |
|---|---|---|---|
| Households with a computer: | 9,303 | 100.0% | 93.1% |
| Households with broadband internet: | 8,305 | 89.3% | 89.4% |
Mayfield, KY42066