15666 ZIP Code
Mount Pleasant, Pennsylvania
January 18, 2026
| ZIP Code: | 15666 |
| City/Town: | Mount Pleasant |
| County: | Westmoreland |
| State: | Pennsylvania |
| ZIP Type: | Standard |
| Population: | 15,592 |
| Median Household Income: | $62,295 |
| Per Capita Income: | $38,611 |
| Total Housing Units: | 7,660 |
| Median Home Value: | $148,500 |
| Land Area: | 53.5 sq miles
138.5 sq km |
| Water Area: | 0.2 sq miles
0.5 sq km |
| Coordinates: | 40.1610, -79.5098 |
Population Information (15666 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Total Population: | 15,592 | -- | -- |
| Male: | 7,481 | 48.0% | 49.6% |
| Female: | 8,111 | 52.0% | 50.4% |
| Median Age: | 49.6 yrs | -- | 38.5 yrs |
| Under 5 years: | 506 | 3.2% | 5.7% |
| 5 to 9 years: | 665 | 4.3% | 6.0% |
| 10 to 14 years: | 999 | 6.4% | 6.5% |
| 15 to 19 years: | 814 | 5.2% | 6.6% |
| 20 to 24 years: | 724 | 4.6% | 6.7% |
| 25 to 34 years: | 1,283 | 8.2% | 13.7% |
| 35 to 44 years: | 1,969 | 12.6% | 12.9% |
| 45 to 54 years: | 2,272 | 14.6% | 12.4% |
| 55 to 59 years: | 1,397 | 9.0% | 6.5% |
| 60 to 64 years: | 1,243 | 8.0% | 6.4% |
| 65 to 74 years: | 2,345 | 15.0% | 9.7% |
| 75 to 84 years: | 824 | 5.3% | 4.8% |
| 85 years and over: | 551 | 3.5% | 2.0% |
Housing Information (15666 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Median home value: | $148,500 | -- | $281,900 |
| Median rooms: | 5.9 | -- | 5.5 |
| Median rent: | $773 / mo. | -- | $1,268 / mo. |
| Total housing units: | 7,660 | -- | -- |
| Occupied housing units: | 7,046 | 92.0% | 38.0% |
| Vacant housing units: | 614 | 8.0% | 4.6% |
| Housing tenure: | -- | -- | -- |
| Owner-occupied: | 5,553 | 78.8% | 64.8% |
| Renter-occupied: | 1,493 | 21.2% | 35.2% |
Educational Attainment (15666 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Population 25 years and over: | 11,884 | -- | -- |
| Less than 9th grade: | 116 | 1.0% | 4.7% |
| 9th to 12th grade, no diploma: | 458 | 3.9% | 6.1% |
| High school graduate: | 5,048 | 42.5% | 26.4% |
| Some college, no degree: | 2,119 | 17.8% | 19.7% |
| Associate degree: | 1,580 | 13.3% | 8.7% |
| Bachelor's degree: | 1,762 | 14.8% | 20.9% |
| Graduate or professional degree: | 801 | 6.7% | 13.7% |
| Percent high school graduate or higher: | -- | 95.2% | 89.1% |
| Percent bachelor's degree or higher: | -- | 21.6% | 34.3% |
Income Information (15666 zip code)
| Value | US AvgUS | |
|---|---|---|
| Median household income: | $62,295 / yr. | $75,149 / yr. |
| Mean household income: | $73,182 / yr. | $105,833 / yr. |
| Median family income: | $80,559 / yr. | $92,646 / yr. |
| Per capita income: | $38,611 / yr. | $41,261 / yr. |
Employment (15666 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| In labor force: | 7,929 | -- | 63.5% |
| Employed: | 7,537 | 95.1% | 96.4% |
| Unemployed: | 386 | 4.9% | 5.3% |
| Not in labor force: | 5,448 | -- | -- |
| Class of Worker: | -- | -- | -- |
| Private wage and salary: | 6,409 | 85.0% | 79.7% |
| Government workers: | 714 | 9.5% | 14.2% |
| Self-employed: | 395 | 5.2% | 5.9% |
| Unpaid family workers: | 19 | 0.3% | 0.1% |
Race & Ethnicity (15666 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Race (one race): | -- | -- | -- |
| White: | 15,276 | 98.0% | 61.6% |
| Black or African American: | 108 | 0.7% | 12.4% |
| American Indian/Alaska Native: | 0 | 0.0% | 1.1% |
| Asian: | 11 | 0.1% | 6.0% |
| Native Hawaiian/Pacific Islander: | 0 | 0.0% | 0.2% |
| Some other race: | 0 | 0.0% | 8.4% |
| Two or more races: | 197 | 1.3% | 10.2% |
| Hispanic or Latino (any race): | 142 | 0.9% | 18.7% |
| Mexican: | 41 | 0.3% | 11.2% |
| Puerto Rican: | 30 | 0.2% | 1.8% |
| Cuban: | 0 | 0.0% | 0.7% |
| Other Hispanic or Latino: | 0 | 0.0% | 5.0% |
| Not Hispanic or Latino: | 11 | 0.1% | 81.1% |
Income Distribution (15666 zip code)
| Household Income | Households | Percent% | US AvgUS |
|---|---|---|---|
| Less than $10,000: | 414 | 5.9% | 4.9% |
| $10,000 to $14,999: | 273 | 3.9% | 3.8% |
| $15,000 to $24,999: | 643 | 9.1% | 7.0% |
| $25,000 to $34,999: | 851 | 12.1% | 7.4% |
| $35,000 to $49,999: | 752 | 10.7% | 10.7% |
| $50,000 to $74,999: | 1,240 | 17.6% | 16.1% |
| $75,000 to $99,999: | 1,070 | 15.2% | 12.8% |
| $100,000 to $149,999: | 1,147 | 16.3% | 17.1% |
| $150,000 to $199,999: | 496 | 7.0% | 8.8% |
| $200,000 or more: | 160 | 2.3% | 11.4% |
Commute to Work (15666 zip code)
| Commute Method | Workers | Percent% | US AvgUS |
|---|---|---|---|
| Drove alone: | 6,322 | 83.9% | 67.8% |
| Carpooled: | 416 | 5.5% | 8.7% |
| Public transportation: | 5 | 0.1% | 4.2% |
| Walked: | 98 | 1.3% | 2.5% |
| Other means: | 45 | 0.6% | 0.9% |
| Worked from home: | 536 | 7.1% | 13.8% |
| Mean travel time to work: | 25.2 min | -- | 26.7 min |
Industry (15666 zip code)
| Industry Sector | Workers | Percent% | US AvgUS |
|---|---|---|---|
| Agriculture, forestry, fishing, mining: | 79 | 1.0% | 1.6% |
| Construction: | 488 | 6.5% | 6.9% |
| Manufacturing: | 1,064 | 14.1% | 10.0% |
| Wholesale trade: | 357 | 4.7% | 2.4% |
| Retail trade: | 953 | 12.6% | 11.0% |
| Transportation, warehousing, utilities: | 730 | 9.7% | 5.8% |
| Information: | 37 | 0.5% | 1.9% |
| Finance, insurance, real estate: | 213 | 2.8% | 6.7% |
| Professional, scientific, management: | 523 | 6.9% | 12.1% |
| Education, health care, social services: | 1,647 | 21.9% | 23.3% |
| Arts, entertainment, food services: | 665 | 8.8% | 9.0% |
| Other services: | 532 | 7.1% | 4.7% |
| Public administration: | 249 | 3.3% | 4.7% |
Poverty Status (15666 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Poverty Rate: | -- | 9.9% | 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 (15666 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| With health insurance: | 14,922 | 95.7% | 91.3% |
| Private health insurance: | 11,355 | 72.8% | 67.6% |
| Public health coverage: | 6,359 | 40.8% | 35.9% |
| Without health insurance: | 553 | 3.5% | 8.7% |
Benefits & Assistance (15666 zip code)
| Households with: | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Earnings: | 4,774 | 67.8% | 77.4% |
| Social Security income: | 2,780 | 39.5% | 31.0% |
| Retirement income: | 1,960 | 27.8% | 21.8% |
| Supplemental Security Income (SSI): | 274 | 3.9% | 4.5% |
| Cash public assistance income: | 132 | 1.9% | 1.8% |
| SNAP (food stamps) benefits: | 798 | 11.3% | 11.4% |
Housing Types (15666 zip code)
| Structure Type | Units | Percent% | US AvgUS |
|---|---|---|---|
| 1-unit, detached: | 5,901 | 77.0% | 61.4% |
| 1-unit, attached: | 147 | 1.9% | 6.1% |
| 2 units: | 428 | 5.6% | 3.4% |
| 3 or 4 units: | 198 | 2.6% | 4.3% |
| 5 to 9 units: | 192 | 2.5% | 4.6% |
| 10 to 19 units: | 62 | 0.8% | 4.3% |
| 20 or more units: | 90 | 1.2% | 9.9% |
| Mobile home: | 642 | 8.4% | 5.8% |
| Boat, RV, van, etc.: | 0 | 0.0% | 0.1% |
Year Structure Built (15666 zip code)
| Year Built | Units | Percent% | US AvgUS |
|---|---|---|---|
| Built 2020 or later: | 45 | 0.6% | 0.6% |
| Built 2010 to 2019: | 236 | 3.1% | 8.2% |
| Built 2000 to 2009: | 502 | 6.6% | 13.5% |
| Built 1990 to 1999: | 437 | 5.7% | 13.2% |
| Built 1980 to 1989: | 965 | 12.6% | 13.2% |
| Built 1970 to 1979: | 822 | 10.7% | 14.6% |
| Built 1960 to 1969: | 865 | 11.3% | 10.2% |
| Built 1950 to 1959: | 1,286 | 16.8% | 9.9% |
| Built 1940 to 1949: | 648 | 8.5% | 4.6% |
| Built 1939 or earlier: | 1,854 | 24.2% | 12.0% |
Bedrooms (15666 zip code)
| Number of Bedrooms | Units | Percent% | US AvgUS |
|---|---|---|---|
| No bedroom (studio): | 64 | 0.8% | 2.4% |
| 1 bedroom: | 474 | 6.2% | 3.0% |
| 2 bedrooms: | 2,475 | 32.3% | 9.1% |
| 3 bedrooms: | 3,545 | 46.3% | 15.9% |
| 4 bedrooms: | 990 | 12.9% | 18.8% |
| 5 or more bedrooms: | 112 | 1.5% | 17.6% |
Heating Fuel (15666 zip code)
| Fuel Type | Units | Percent% | US AvgUS |
|---|---|---|---|
| Utility gas: | 2,491 | 35.4% | 47.1% |
| Bottled, tank, or LP gas: | 413 | 5.9% | 4.9% |
| Electricity: | 1,430 | 20.3% | 40.2% |
| Fuel oil, kerosene, etc.: | 2,482 | 35.2% | 4.2% |
| Coal or coke: | 0 | 0.0% | 0.1% |
| Wood: | 113 | 1.6% | 1.5% |
| Solar energy: | 12 | 0.2% | 0.1% |
| Other fuel: | 33 | 0.5% | 0.5% |
| No fuel used: | 72 | 1.0% | 0.2% |
Vehicles Available (15666 zip code)
| Vehicles | Households | Percent% | US AvgUS |
|---|---|---|---|
| No vehicle available: | 525 | 7.5% | 8.3% |
| 1 vehicle available: | 2,027 | 28.8% | 32.6% |
| 2 vehicles available: | 2,986 | 42.4% | 37.0% |
| 3 or more vehicles available: | 1,508 | 21.4% | 22.1% |
Home Value Distribution (15666 zip code)
| Value Range | Owner Units | Percent% | US AvgUS |
|---|---|---|---|
| Less than $50,000: | 384 | 6.9% | 5.7% |
| $50,000 to $99,999: | 1,104 | 19.9% | 7.8% |
| $100,000 to $149,999: | 1,329 | 23.9% | 9.2% |
| $150,000 to $199,999: | 986 | 17.8% | 10.8% |
| $200,000 to $299,999: | 1,028 | 18.5% | 19.9% |
| $300,000 to $499,999: | 592 | 10.7% | 24.1% |
| $500,000 to $999,999: | 106 | 1.9% | 17.0% |
| $1,000,000 or more: | 24 | 0.4% | 5.6% |
Housing Costs (15666 zip code)
| Value | US AvgUS | |
|---|---|---|
| Median owner costs (with mortgage): | $1,275 / mo. | $1,828 / mo. |
| Median owner costs (no mortgage): | $486 / mo. | $584 / mo. |
| Median gross rent: | $773 / mo. | $1,268 / mo. |
| Average household size (owner-occupied): | 2.31 | 2.53 |
| Average household size (renter-occupied): | 1.76 | 2.38 |
Households (15666 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Total households: | 7,046 | -- | -- |
| Married-couple households: | 3,300 | 46.8% | 47.5% |
| Cohabiting couple households: | 1,051 | 14.9% | 7.0% |
| Male householder, no spouse: | 1,464 | 20.8% | 5.4% |
| Female householder, no spouse: | 1,924 | 27.3% | 12.7% |
| Householder living alone: | 1,562 | 22.2% | 28.6% |
| 65 years and over living alone: | 2,598 | 36.9% | 11.8% |
| Average household size: | 2.19 | -- | 2.53 |
| Average family size: | 2.76 | -- | -- |
Marital Status (15666 zip code)
| Population 15 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Total: | 6,466 | -- | -- |
| Never married: | 1,884 | 29.1% | 37.0% |
| Now married: | 3,433 | 53.1% | 49.5% |
| Separated: | 290 | 4.5% | 1.5% |
| Widowed: | 738 | 11.4% | 2.6% |
| Divorced: | 1,721 | 26.6% | 9.3% |
School Enrollment (15666 zip code)
| Population 3 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Enrolled in school: | 2,854 | -- | -- |
| Nursery school, preschool: | 84 | 2.9% | 5.8% |
| Kindergarten: | 147 | 5.2% | 5.0% |
| Elementary school (grades 1-8): | 1,356 | 47.5% | 40.5% |
| High school (grades 9-12): | 695 | 24.4% | 21.4% |
| College or graduate school: | 572 | 20.0% | 27.3% |
Veterans & Disability (15666 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Civilian population 18 years and over: | 12,890 | -- | -- |
| Veterans: | 1,046 | 8.1% | 6.3% |
| Civilian noninstitutionalized population: | 15,475 | -- | -- |
| With a disability: | 2,427 | 15.7% | 13.4% |
| Under 18 with disability: | 137 | 5.6% | 5.8% |
| 18 to 64 with disability: | 1,159 | 47.8% | 10.4% |
| 65 and over with disability: | 1,131 | 46.6% | 33.4% |
Mobility (Residence 1 Year Ago) (15666 zip code)
| Population 1 year and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Same house: | 14,448 | 92.7% | 86.9% |
| Different house: | 1,074 | 6.9% | 13.1% |
| Same county: | 694 | 64.6% | 7.0% |
| Different county: | 380 | 35.4% | 3.2% |
| Different state: | 80 | 7.4% | 2.5% |
| Abroad: | 0 | 0.0% | 0.4% |
Place of Birth (15666 zip code)
| Number# | Percent% | US AvgUS | |
|---|---|---|---|
| Native born: | 15,509 | 99.5% | 86.2% |
| Foreign born: | 35 | 0.2% | 13.9% |
| Naturalized citizen: | 83 | 237.1% | 52.7% |
| Not a citizen: | 83 | 237.1% | 47.3% |
| Foreign-born by region: | -- | -- | -- |
| Europe: | 83 | 237.1% | 10.5% |
| Asia: | 64 | 182.9% | 31.3% |
| Africa: | 0 | 0.0% | 5.5% |
| Oceania: | 0 | 0.0% | 0.5% |
| Latin America: | 0 | 0.0% | 50.0% |
| Northern America: | 8 | 22.9% | 2.2% |
Language Spoken at Home (15666 zip code)
| Population 5 years and over | Number# | Percent% | US AvgUS |
|---|---|---|---|
| Total: | 15,086 | -- | -- |
| English only: | 14,915 | 98.9% | 78.3% |
| Language other than English: | 171 | 1.1% | 21.5% |
| By language: | -- | -- | -- |
| Spanish: | 63 | 0.4% | 13.3% |
| Other Indo-European languages: | 89 | 0.6% | 3.5% |
| Asian/Pacific Island languages: | 11 | 0.1% | 3.5% |
| Other languages: | 8 | 0.1% | 1.0% |
Computers & Internet (15666 zip code)
| Households | Percent% | US AvgUS | |
|---|---|---|---|
| Households with a computer: | 7,046 | 100.0% | 93.1% |
| Households with broadband internet: | 6,125 | 86.9% | 89.4% |
Mount Pleasant, PA15666