Language Spoken At Home in Montgomery County
*Base on 2012 Data
| Population 5 years and over | 502,322 | 100% |
| English only | 474,269 | 94.4% |
| Language other than English | 28,053 | 5.6% |
| Speak English less than very well | 10,581 | 2.1% |
| Spanish | 10,068 | 2.0% |
| Speak English less than very well | 4,083 | 0.8% |
| Other Indo-European languages | 8,132 | 1.6% |
| Speak English less than very well | 2,281 | 0.5% |
| Asian and Pacific Islander languages | 6,548 | 1.3% |
| Speak English less than very well | 3,059 | 0.6% |
| Other languages | 3,305 | 0.7% |
| Speak English less than very well | 1,158 | 0.2% |
Ancestry in Montgomery County
*Base on 2012 Data
| Total population | 535,626 | 100% |
| American | 46,589 | 8.7% |
| Arab | 3,021 | 0.6% |
| Czech | 1,450 | 0.3% |
| Danish | 898 | 0.2% |
| Dutch | 8,722 | 1.6% |
| English | 46,511 | 8.7% |
| French (except Basque) | 11,396 | 2.1% |
| French Canadian | 1,160 | 0.2% |
| German | 129,987 | 24.3% |
| Greek | 1,809 | 0.3% |
| Hungarian | 3,939 | 0.7% |
| Irish | 68,695 | 12.8% |
| Italian | 19,542 | 3.6% |
| Lithuanian | 1,131 | 0.2% |
| Norwegian | 2,194 | 0.4% |
| Polish | 11,273 | 2.1% |
| Portuguese | 400 | 0.1% |
| Russian | 1,847 | 0.3% |
| Scotch-Irish | 5,828 | 1.1% |
| Scottish | 9,191 | 1.7% |
| Slovak | 1,395 | 0.3% |
| Subsaharan African | 5,844 | 1.1% |
| Swedish | 3,964 | 0.7% |
| Swiss | 1,834 | 0.3% |
| Ukrainian | 735 | 0.1% |
| Welsh | 4,487 | 0.8% |
| West Indian (excluding Hispanic origin groups) | 725 | 0.1% |
Households By Type in Montgomery County
*Base on 2012 Data
| Total households | 222,892 | 100% |
| Family households (families) | 135,893 | 61.0% |
| With own children under 18 years | 58,976 | 26.5% |
| Married-couple family | 93,064 | 41.8% |
| With own children under 18 years | 33,916 | 15.2% |
| Male householder, no wife present, family | 10,079 | 4.5% |
| With own children under 18 years | 5,778 | 2.6% |
| Female householder, no husband present, family | 32,750 | 14.7% |
| With own children under 18 years | 19,282 | 8.7% |
| Nonfamily households | 86,999 | 39.0% |
| Householder living alone | 74,848 | 33.6% |
| 65 years and over | 26,478 | 11.9% |
| Households with one or more people under 18 years | 65,907 | 29.6% |
| Households with one or more people 65 years and over | 58,873 | 26.4% |
| Average household size | 2 | 0% |
| Average family size | 3 | 0% |
Relationship in Montgomery County
*Base on 2012 Data
| Population in households | 515,418 | 100% |
| Householder | 222,892 | 43.2% |
| Spouse | 92,911 | 18.0% |
| Child | 147,114 | 28.5% |
| Other relatives | 25,345 | 4.9% |
| Nonrelatives | 27,156 | 5.3% |
| Unmarried partner | 13,437 | 2.6% |
Marital Status in Montgomery County
*Base on 2012 Data
| Males 15 years and over | 205,566 | 100% |
| Never married | 70,692 | 34.4% |
| Now married, except separated | 98,692 | 48.0% |
| Separated | 4,639 | 2.3% |
| Widowed | 6,525 | 3.2% |
| Divorced | 25,018 | 12.2% |
| Females 15 years and over | 228,709 | 100% |
| Never married | 67,085 | 29.3% |
| Now married, except separated | 96,742 | 42.3% |
| Separated | 5,511 | 2.4% |
| Widowed | 24,437 | 10.7% |
| Divorced | 34,934 | 15.3% |
Fertility in Montgomery County
*Base on 2012 Data
| Number of women 15 to 50 years old who had a birth in the past 12 months | 6,944 | 100% |
| Unmarried women (widowed, divorced, and never married) | 3,472 | 50.0% |
| Per 1,000 unmarried women | 47 | 0% |
| Per 1,000 women 15 to 50 years old | 54 | 0% |
| Per 1,000 women 15 to 19 years old | 25 | 0% |
| Per 1,000 women 20 to 34 years old | 106 | 0% |
| Per 1,000 women 35 to 50 years old | 15 | 0% |
Grandparents in Montgomery County
*Base on 2012 Data
| Number of grandparents living with own grandchildren under 18 years | 9,757 | 100% |
| Responsible for grandchildren | 5,082 | 52.1% |
| Less than 1 year | 1,288 | 13.2% |
| 1 or 2 years | 1,291 | 13.2% |
| 3 or 4 years | 880 | 9.0% |
| 5 or more years | 1,623 | 16.6% |
| Number of grandparents responsible for own grandchildren under 18 years | 5,082 | 100% |
| Who are female | 3,315 | 65.2% |
| Who are married | 3,340 | 65.7% |
School Enrollment in Montgomery County
*Base on 2012 Data
| Population 3 years and over enrolled in school | 150,831 | 100% |
| Nursery school, preschool | 9,578 | 6.4% |
| Kindergarten | 6,797 | 4.5% |
| Elementary school (grades 1-8) | 54,793 | 36.3% |
| High school (grades 9-12) | 28,253 | 18.7% |
| College or graduate school | 51,410 | 34.1% |
Educational Attainment in Montgomery County
*Base on 2012 Data
| Population 25 years and over | 361,374 | 100% |
| Less than 9th grade | 11,942 | 3.3% |
| 9th to 12th grade, no diploma | 31,050 | 8.6% |
| High school graduate (includes equivalency) | 106,566 | 29.5% |
| Some college, no degree | 92,237 | 25.5% |
| Associate's degree | 31,463 | 8.7% |
| Bachelor's degree | 53,204 | 14.7% |
| Graduate or professional degree | 34,912 | 9.7% |
| Percent high school graduate or higher | 0 | 88.1% |
| Percent bachelor's degree or higher | 0 | 24.4% |
Veteran Status in Montgomery County
*Base on 2012 Data
| Civilian population 18 years and over | 410,522 | 100% |
| Civilian veterans | 47,065 | 11.5% |
Disability Status Of The Civilian Noninstitutionalized Population in Montgomery County
*Base on 2012 Data
| Total Civilian Noninstitutionalized Population | 526,516 | 100% |
| With a disability | 79,174 | 15.0% |
| Under 18 years | 122,915 | 100% |
| With a disability | 6,603 | 5.4% |
| 18 to 64 years | 325,392 | 100% |
| With a disability | 42,851 | 13.2% |
| 65 years and over | 78,209 | 100% |
| With a disability | 29,720 | 38.0% |
Residence 1 Year Ago in Montgomery County
*Base on 2012 Data
| Population 1 year and over | 529,039 | 100% |
| Same house | 432,947 | 81.8% |
| Different house in the U.S. | 93,482 | 17.7% |
| Same county | 65,175 | 12.3% |
| Different county | 28,307 | 5.4% |
| Same state | 16,078 | 3.0% |
| Different state | 12,229 | 2.3% |
| Abroad | 2,610 | 0.5% |
Place Of Birth in Montgomery County
*Base on 2012 Data
| Total population | 535,626 | 100% |
| Native | 515,713 | 96.3% |
| Born in United States | 511,377 | 95.5% |
| State of residence | 374,358 | 69.9% |
| Different state | 137,019 | 25.6% |
| Born in Puerto Rico, U.S. Island areas, or born abroad to American parent(s) | 4,336 | 0.8% |
| Foreign born | 19,913 | 3.7% |
U.S. Citizenship Status in Montgomery County
*Base on 2012 Data
| Foreign-born population | 19,913 | 100% |
| Naturalized U.S. citizen | 9,061 | 45.5% |
| Not a U.S. citizen | 10,852 | 54.5% |
Year of Entry in Montgomery County
*Base on 2012 Data
| Population born outside the United States | 24,249 | 100% |
| Native | 4,336 | 100% |
| Entered 2010 or later | 124 | 2.9% |
| Entered before 2010 | 4,212 | 97.1% |
| Foreign born | 19,913 | 100% |
| Entered 2010 or later | 1,217 | 6.1% |
| Entered before 2010 | 18,696 | 93.9% |
World Region Of Birth Of Foreign Born in Montgomery County
*Base on 2012 Data
| Foreign-born population, excluding population born at sea | 19,913 | 100% |
| Europe | 3,546 | 17.8% |
| Asia | 9,214 | 46.3% |
| Africa | 2,714 | 13.6% |
| Oceania | 131 | 0.7% |
| Latin America | 3,714 | 18.7% |
| Northern America | 594 | 3.0% |