Language Spoken At Home in Gwinnett County
*Base on 2012 Data
| Population 5 years and over | 747,916 | 100% |
| English only | 500,045 | 66.9% |
| Language other than English | 247,871 | 33.1% |
| Speak English less than very well | 115,124 | 15.4% |
| Spanish | 134,558 | 18.0% |
| Speak English less than very well | 67,523 | 9.0% |
| Other Indo-European languages | 46,704 | 6.2% |
| Speak English less than very well | 14,521 | 1.9% |
| Asian and Pacific Islander languages | 54,740 | 7.3% |
| Speak English less than very well | 30,832 | 4.1% |
| Other languages | 11,869 | 1.6% |
| Speak English less than very well | 2,248 | 0.3% |
Ancestry in Gwinnett County
*Base on 2012 Data
| Total population | 810,624 | 100% |
| American | 46,948 | 5.8% |
| Arab | 3,985 | 0.5% |
| Czech | 1,906 | 0.2% |
| Danish | 1,455 | 0.2% |
| Dutch | 5,703 | 0.7% |
| English | 56,176 | 6.9% |
| French (except Basque) | 11,592 | 1.4% |
| French Canadian | 2,325 | 0.3% |
| German | 62,068 | 7.7% |
| Greek | 1,864 | 0.2% |
| Hungarian | 1,972 | 0.2% |
| Irish | 56,057 | 6.9% |
| Italian | 23,301 | 2.9% |
| Lithuanian | 899 | 0.1% |
| Norwegian | 3,125 | 0.4% |
| Polish | 10,467 | 1.3% |
| Portuguese | 1,415 | 0.2% |
| Russian | 3,768 | 0.5% |
| Scotch-Irish | 10,318 | 1.3% |
| Scottish | 13,869 | 1.7% |
| Slovak | 613 | 0.1% |
| Subsaharan African | 25,758 | 3.2% |
| Swedish | 4,426 | 0.5% |
| Swiss | 764 | 0.1% |
| Ukrainian | 2,214 | 0.3% |
| Welsh | 2,986 | 0.4% |
| West Indian (excluding Hispanic origin groups) | 22,711 | 2.8% |
Households By Type in Gwinnett County
*Base on 2012 Data
| Total households | 264,592 | 100% |
| Family households (families) | 201,225 | 76.1% |
| With own children under 18 years | 110,774 | 41.9% |
| Married-couple family | 150,999 | 57.1% |
| With own children under 18 years | 80,268 | 30.3% |
| Male householder, no wife present, family | 13,469 | 5.1% |
| With own children under 18 years | 6,258 | 2.4% |
| Female householder, no husband present, family | 36,757 | 13.9% |
| With own children under 18 years | 24,248 | 9.2% |
| Nonfamily households | 63,367 | 23.9% |
| Householder living alone | 51,435 | 19.4% |
| 65 years and over | 9,676 | 3.7% |
| Households with one or more people under 18 years | 119,123 | 45.0% |
| Households with one or more people 65 years and over | 38,211 | 14.4% |
| Average household size | 3 | 0% |
| Average family size | 4 | 0% |
Relationship in Gwinnett County
*Base on 2012 Data
| Population in households | 805,344 | 100% |
| Householder | 264,592 | 32.9% |
| Spouse | 150,958 | 18.7% |
| Child | 286,100 | 35.5% |
| Other relatives | 65,390 | 8.1% |
| Nonrelatives | 38,304 | 4.8% |
| Unmarried partner | 11,879 | 1.5% |
Marital Status in Gwinnett County
*Base on 2012 Data
| Males 15 years and over | 300,442 | 100% |
| Never married | 101,118 | 33.7% |
| Now married, except separated | 169,728 | 56.5% |
| Separated | 4,834 | 1.6% |
| Widowed | 4,786 | 1.6% |
| Divorced | 19,976 | 6.6% |
| Females 15 years and over | 315,266 | 100% |
| Never married | 87,344 | 27.7% |
| Now married, except separated | 164,062 | 52.0% |
| Separated | 7,955 | 2.5% |
| Widowed | 19,540 | 6.2% |
| Divorced | 36,365 | 11.5% |
Fertility in Gwinnett County
*Base on 2012 Data
| Number of women 15 to 50 years old who had a birth in the past 12 months | 11,835 | 100% |
| Unmarried women (widowed, divorced, and never married) | 3,080 | 26.0% |
| Per 1,000 unmarried women | 30 | 0% |
| Per 1,000 women 15 to 50 years old | 54 | 0% |
| Per 1,000 women 15 to 19 years old | 18 | 0% |
| Per 1,000 women 20 to 34 years old | 96 | 0% |
| Per 1,000 women 35 to 50 years old | 31 | 0% |
Grandparents in Gwinnett County
*Base on 2012 Data
| Number of grandparents living with own grandchildren under 18 years | 20,381 | 100% |
| Responsible for grandchildren | 5,748 | 28.2% |
| Less than 1 year | 1,518 | 7.4% |
| 1 or 2 years | 1,349 | 6.6% |
| 3 or 4 years | 904 | 4.4% |
| 5 or more years | 1,977 | 9.7% |
| Number of grandparents responsible for own grandchildren under 18 years | 5,748 | 100% |
| Who are female | 3,590 | 62.5% |
| Who are married | 4,378 | 76.2% |
School Enrollment in Gwinnett County
*Base on 2012 Data
| Population 3 years and over enrolled in school | 243,700 | 100% |
| Nursery school, preschool | 17,042 | 7.0% |
| Kindergarten | 14,150 | 5.8% |
| Elementary school (grades 1-8) | 106,638 | 43.8% |
| High school (grades 9-12) | 52,486 | 21.5% |
| College or graduate school | 53,384 | 21.9% |
Educational Attainment in Gwinnett County
*Base on 2012 Data
| Population 25 years and over | 506,708 | 100% |
| Less than 9th grade | 32,658 | 6.4% |
| 9th to 12th grade, no diploma | 32,071 | 6.3% |
| High school graduate (includes equivalency) | 118,924 | 23.5% |
| Some college, no degree | 103,910 | 20.5% |
| Associate's degree | 44,480 | 8.8% |
| Bachelor's degree | 119,638 | 23.6% |
| Graduate or professional degree | 55,027 | 10.9% |
| Percent high school graduate or higher | 0 | 87.2% |
| Percent bachelor's degree or higher | 0 | 34.5% |
Veteran Status in Gwinnett County
*Base on 2012 Data
| Civilian population 18 years and over | 575,825 | 100% |
| Civilian veterans | 39,439 | 6.8% |
Disability Status Of The Civilian Noninstitutionalized Population in Gwinnett County
*Base on 2012 Data
| Total Civilian Noninstitutionalized Population | 805,497 | 100% |
| With a disability | 56,423 | 7.0% |
| Under 18 years | 234,134 | 100% |
| With a disability | 6,802 | 2.9% |
| 18 to 64 years | 515,513 | 100% |
| With a disability | 30,273 | 5.9% |
| 65 years and over | 55,850 | 100% |
| With a disability | 19,348 | 34.6% |
Residence 1 Year Ago in Gwinnett County
*Base on 2012 Data
| Population 1 year and over | 799,308 | 100% |
| Same house | 678,609 | 84.9% |
| Different house in the U.S. | 115,837 | 14.5% |
| Same county | 66,722 | 8.3% |
| Different county | 49,115 | 6.1% |
| Same state | 27,812 | 3.5% |
| Different state | 21,303 | 2.7% |
| Abroad | 4,862 | 0.6% |
Place Of Birth in Gwinnett County
*Base on 2012 Data
| Total population | 810,624 | 100% |
| Native | 604,459 | 74.6% |
| Born in United States | 588,477 | 72.6% |
| State of residence | 281,752 | 34.8% |
| Different state | 306,725 | 37.8% |
| Born in Puerto Rico, U.S. Island areas, or born abroad to American parent(s) | 15,982 | 2.0% |
| Foreign born | 206,165 | 25.4% |
U.S. Citizenship Status in Gwinnett County
*Base on 2012 Data
| Foreign-born population | 206,165 | 100% |
| Naturalized U.S. citizen | 79,859 | 38.7% |
| Not a U.S. citizen | 126,306 | 61.3% |
Year of Entry in Gwinnett County
*Base on 2012 Data
| Population born outside the United States | 222,147 | 100% |
| Native | 15,982 | 100% |
| Entered 2010 or later | 207 | 1.3% |
| Entered before 2010 | 15,775 | 98.7% |
| Foreign born | 206,165 | 100% |
| Entered 2010 or later | 3,412 | 1.7% |
| Entered before 2010 | 202,753 | 98.3% |
World Region Of Birth Of Foreign Born in Gwinnett County
*Base on 2012 Data
| Foreign-born population, excluding population born at sea | 206,165 | 100% |
| Europe | 17,863 | 8.7% |
| Asia | 65,328 | 31.7% |
| Africa | 15,320 | 7.4% |
| Oceania | 256 | 0.1% |
| Latin America | 105,250 | 51.1% |
| Northern America | 2,148 | 1.0% |