Language Spoken At Home in Petroleum County
*Base on 2012 Data
| Population 5 years and over | 535 | 100% |
| English only | 523 | 97.8% |
| Language other than English | 12 | 2.2% |
| Speak English less than very well | 0 | 0.0% |
| Spanish | 2 | 0.4% |
| Speak English less than very well | 0 | 0.0% |
| Other Indo-European languages | 10 | 1.9% |
| Speak English less than very well | 0 | 0.0% |
| Asian and Pacific Islander languages | 0 | 0.0% |
| Speak English less than very well | 0 | 0.0% |
| Other languages | 0 | 0.0% |
| Speak English less than very well | 0 | 0.0% |
Ancestry in Petroleum County
*Base on 2012 Data
| Total population | 566 | 100% |
| American | 80 | 14.1% |
| Arab | 0 | 0.0% |
| Czech | 26 | 4.6% |
| Danish | 0 | 0.0% |
| Dutch | 20 | 3.5% |
| English | 61 | 10.8% |
| French (except Basque) | 5 | 0.9% |
| French Canadian | 6 | 1.1% |
| German | 165 | 29.2% |
| Greek | 0 | 0.0% |
| Hungarian | 0 | 0.0% |
| Irish | 82 | 14.5% |
| Italian | 13 | 2.3% |
| Lithuanian | 0 | 0.0% |
| Norwegian | 66 | 11.7% |
| Polish | 0 | 0.0% |
| Portuguese | 5 | 0.9% |
| Russian | 0 | 0.0% |
| Scotch-Irish | 5 | 0.9% |
| Scottish | 0 | 0.0% |
| Slovak | 0 | 0.0% |
| Subsaharan African | 0 | 0.0% |
| Swedish | 19 | 3.4% |
| Swiss | 7 | 1.2% |
| Ukrainian | 0 | 0.0% |
| Welsh | 0 | 0.0% |
| West Indian (excluding Hispanic origin groups) | 0 | 0.0% |
Households By Type in Petroleum County
*Base on 2012 Data
| Total households | 248 | 100% |
| Family households (families) | 169 | 68.1% |
| With own children under 18 years | 51 | 20.6% |
| Married-couple family | 160 | 64.5% |
| With own children under 18 years | 45 | 18.1% |
| Male householder, no wife present, family | 6 | 2.4% |
| With own children under 18 years | 6 | 2.4% |
| Female householder, no husband present, family | 3 | 1.2% |
| With own children under 18 years | 0 | 0.0% |
| Nonfamily households | 79 | 31.9% |
| Householder living alone | 75 | 30.2% |
| 65 years and over | 26 | 10.5% |
| Households with one or more people under 18 years | 58 | 23.4% |
| Households with one or more people 65 years and over | 76 | 30.6% |
| Average household size | 2 | 0% |
| Average family size | 3 | 0% |
Relationship in Petroleum County
*Base on 2012 Data
| Population in households | 566 | 100% |
| Householder | 248 | 43.8% |
| Spouse | 149 | 26.3% |
| Child | 148 | 26.1% |
| Other relatives | 9 | 1.6% |
| Nonrelatives | 12 | 2.1% |
| Unmarried partner | 5 | 0.9% |
Marital Status in Petroleum County
*Base on 2012 Data
| Males 15 years and over | 232 | 100% |
| Never married | 34 | 14.7% |
| Now married, except separated | 163 | 70.3% |
| Separated | 0 | 0.0% |
| Widowed | 4 | 1.7% |
| Divorced | 31 | 13.4% |
| Females 15 years and over | 232 | 100% |
| Never married | 44 | 19.0% |
| Now married, except separated | 150 | 64.7% |
| Separated | 0 | 0.0% |
| Widowed | 31 | 13.4% |
| Divorced | 7 | 3.0% |
Fertility in Petroleum County
*Base on 2012 Data
| Number of women 15 to 50 years old who had a birth in the past 12 months | 5 | 100% |
| Unmarried women (widowed, divorced, and never married) | 0 | 0.0% |
| Per 1,000 unmarried women | 0 | 0% |
| Per 1,000 women 15 to 50 years old | 49 | 0% |
| Per 1,000 women 15 to 19 years old | 0 | 0% |
| Per 1,000 women 20 to 34 years old | 0 | 0% |
| Per 1,000 women 35 to 50 years old | 106 | 0% |
Grandparents in Petroleum County
*Base on 2012 Data
| Number of grandparents living with own grandchildren under 18 years | 7 | 100% |
| Responsible for grandchildren | 0 | 0.0% |
| Less than 1 year | 0 | 0.0% |
| 1 or 2 years | 0 | 0.0% |
| 3 or 4 years | 0 | 0.0% |
| 5 or more years | 0 | 0.0% |
| Number of grandparents responsible for own grandchildren under 18 years | 0 | 0% |
| Who are female | 0 | 0% |
| Who are married | 0 | 0% |
School Enrollment in Petroleum County
*Base on 2012 Data
| Population 3 years and over enrolled in school | 114 | 100% |
| Nursery school, preschool | 0 | 0.0% |
| Kindergarten | 11 | 9.6% |
| Elementary school (grades 1-8) | 55 | 48.2% |
| High school (grades 9-12) | 45 | 39.5% |
| College or graduate school | 3 | 2.6% |
Educational Attainment in Petroleum County
*Base on 2012 Data
| Population 25 years and over | 406 | 100% |
| Less than 9th grade | 7 | 1.7% |
| 9th to 12th grade, no diploma | 21 | 5.2% |
| High school graduate (includes equivalency) | 174 | 42.9% |
| Some college, no degree | 99 | 24.4% |
| Associate's degree | 42 | 10.3% |
| Bachelor's degree | 47 | 11.6% |
| Graduate or professional degree | 16 | 3.9% |
| Percent high school graduate or higher | 0 | 93.1% |
| Percent bachelor's degree or higher | 0 | 15.5% |
Veteran Status in Petroleum County
*Base on 2012 Data
| Civilian population 18 years and over | 424 | 100% |
| Civilian veterans | 61 | 14.4% |
Disability Status Of The Civilian Noninstitutionalized Population in Petroleum County
*Base on 2012 Data
| Total Civilian Noninstitutionalized Population | 566 | 100% |
| With a disability | 41 | 7.2% |
| Under 18 years | 142 | 100% |
| With a disability | 0 | 0.0% |
| 18 to 64 years | 321 | 100% |
| With a disability | 14 | 4.4% |
| 65 years and over | 103 | 100% |
| With a disability | 27 | 26.2% |
Residence 1 Year Ago in Petroleum County
*Base on 2012 Data
| Population 1 year and over | 560 | 100% |
| Same house | 497 | 88.8% |
| Different house in the U.S. | 63 | 11.3% |
| Same county | 9 | 1.6% |
| Different county | 54 | 9.6% |
| Same state | 6 | 1.1% |
| Different state | 48 | 8.6% |
| Abroad | 0 | 0.0% |
Place Of Birth in Petroleum County
*Base on 2012 Data
| Total population | 566 | 100% |
| Native | 564 | 99.6% |
| Born in United States | 564 | 99.6% |
| State of residence | 364 | 64.3% |
| Different state | 200 | 35.3% |
| Born in Puerto Rico, U.S. Island areas, or born abroad to American parent(s) | 0 | 0.0% |
| Foreign born | 2 | 0.4% |
U.S. Citizenship Status in Petroleum County
*Base on 2012 Data
| Foreign-born population | 2 | 100% |
| Naturalized U.S. citizen | 2 | 100.0% |
| Not a U.S. citizen | 0 | 0.0% |
Year of Entry in Petroleum County
*Base on 2012 Data
| Population born outside the United States | 2 | 100% |
| Native | 0 | 0% |
| Entered 2010 or later | 0 | 0% |
| Entered before 2010 | 0 | 0% |
| Foreign born | 2 | 100% |
| Entered 2010 or later | 0 | 0.0% |
| Entered before 2010 | 2 | 100.0% |
World Region Of Birth Of Foreign Born in Petroleum County
*Base on 2012 Data
| Foreign-born population, excluding population born at sea | 2 | 100% |
| Europe | 0 | 0.0% |
| Asia | 2 | 100.0% |
| Africa | 0 | 0.0% |
| Oceania | 0 | 0.0% |
| Latin America | 0 | 0.0% |
| Northern America | 0 | 0.0% |