Language Spoken At Home in Water Mill
*Base on 2012 Data
| Population 5 years and over | 1,641 | 100% |
| English only | 1,455 | 88.7% |
| Language other than English | 186 | 11.3% |
| Speak English less than very well | 50 | 3.0% |
| Spanish | 62 | 3.8% |
| Speak English less than very well | 24 | 1.5% |
| Other Indo-European languages | 86 | 5.2% |
| Speak English less than very well | 12 | 0.7% |
| Asian and Pacific Islander languages | 38 | 2.3% |
| Speak English less than very well | 14 | 0.9% |
| Other languages | 0 | 0.0% |
| Speak English less than very well | 0 | 0.0% |
Ancestry in Water Mill
*Base on 2012 Data
| Total population | 1,705 | 100% |
| American | 52 | 3.0% |
| Arab | 0 | 0.0% |
| Czech | 0 | 0.0% |
| Danish | 0 | 0.0% |
| Dutch | 28 | 1.6% |
| English | 355 | 20.8% |
| French (except Basque) | 12 | 0.7% |
| French Canadian | 0 | 0.0% |
| German | 428 | 25.1% |
| Greek | 20 | 1.2% |
| Hungarian | 18 | 1.1% |
| Irish | 311 | 18.2% |
| Italian | 223 | 13.1% |
| Lithuanian | 0 | 0.0% |
| Norwegian | 17 | 1.0% |
| Polish | 149 | 8.7% |
| Portuguese | 9 | 0.5% |
| Russian | 156 | 9.1% |
| Scotch-Irish | 0 | 0.0% |
| Scottish | 4 | 0.2% |
| Slovak | 16 | 0.9% |
| Subsaharan African | 0 | 0.0% |
| Swedish | 0 | 0.0% |
| Swiss | 0 | 0.0% |
| Ukrainian | 10 | 0.6% |
| Welsh | 0 | 0.0% |
| West Indian (excluding Hispanic origin groups) | 0 | 0.0% |
Households By Type in Water Mill
*Base on 2012 Data
| Total households | 765 | 100% |
| Family households (families) | 504 | 65.9% |
| With own children under 18 years | 180 | 23.5% |
| Married-couple family | 465 | 60.8% |
| With own children under 18 years | 167 | 21.8% |
| Male householder, no wife present, family | 0 | 0.0% |
| With own children under 18 years | 0 | 0.0% |
| Female householder, no husband present, family | 39 | 5.1% |
| With own children under 18 years | 13 | 1.7% |
| Nonfamily households | 261 | 34.1% |
| Householder living alone | 218 | 28.5% |
| 65 years and over | 96 | 12.5% |
| Households with one or more people under 18 years | 180 | 23.5% |
| Households with one or more people 65 years and over | 274 | 35.8% |
| Average household size | 2 | 0% |
| Average family size | 3 | 0% |
Relationship in Water Mill
*Base on 2012 Data
| Population in households | 1,693 | 100% |
| Householder | 765 | 45.2% |
| Spouse | 470 | 27.8% |
| Child | 394 | 23.3% |
| Other relatives | 11 | 0.6% |
| Nonrelatives | 53 | 3.1% |
| Unmarried partner | 43 | 2.5% |
Marital Status in Water Mill
*Base on 2012 Data
| Males 15 years and over | 774 | 100% |
| Never married | 221 | 28.6% |
| Now married, except separated | 479 | 61.9% |
| Separated | 24 | 3.1% |
| Widowed | 0 | 0.0% |
| Divorced | 50 | 6.5% |
| Females 15 years and over | 716 | 100% |
| Never married | 112 | 15.6% |
| Now married, except separated | 469 | 65.5% |
| Separated | 0 | 0.0% |
| Widowed | 30 | 4.2% |
| Divorced | 105 | 14.7% |
Fertility in Water Mill
*Base on 2012 Data
| Number of women 15 to 50 years old who had a birth in the past 12 months | 0 | 0% |
| Unmarried women (widowed, divorced, and never married) | 0 | 0% |
| Per 1,000 unmarried women | 0 | 0% |
| Per 1,000 women 15 to 50 years old | 0 | 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 | 0 | 0% |
Grandparents in Water Mill
*Base on 2012 Data
| Number of grandparents living with own grandchildren under 18 years | 0 | 0% |
| Responsible for grandchildren | 0 | 0% |
| Less than 1 year | 0 | 0% |
| 1 or 2 years | 0 | 0% |
| 3 or 4 years | 0 | 0% |
| 5 or more years | 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 Water Mill
*Base on 2012 Data
| Population 3 years and over enrolled in school | 347 | 100% |
| Nursery school, preschool | 17 | 4.9% |
| Kindergarten | 40 | 11.5% |
| Elementary school (grades 1-8) | 111 | 32.0% |
| High school (grades 9-12) | 68 | 19.6% |
| College or graduate school | 111 | 32.0% |
Educational Attainment in Water Mill
*Base on 2012 Data
| Population 25 years and over | 1,320 | 100% |
| Less than 9th grade | 4 | 0.3% |
| 9th to 12th grade, no diploma | 20 | 1.5% |
| High school graduate (includes equivalency) | 195 | 14.8% |
| Some college, no degree | 147 | 11.1% |
| Associate's degree | 95 | 7.2% |
| Bachelor's degree | 320 | 24.2% |
| Graduate or professional degree | 539 | 40.8% |
| Percent high school graduate or higher | 0 | 98.2% |
| Percent bachelor's degree or higher | 0 | 65.1% |
Veteran Status in Water Mill
*Base on 2012 Data
| Civilian population 18 years and over | 1,422 | 100% |
| Civilian veterans | 103 | 7.2% |
Disability Status Of The Civilian Noninstitutionalized Population in Water Mill
*Base on 2012 Data
| Total Civilian Noninstitutionalized Population | 1,705 | 100% |
| With a disability | 208 | 12.2% |
| Under 18 years | 283 | 100% |
| With a disability | 0 | 0.0% |
| 18 to 64 years | 1,034 | 100% |
| With a disability | 83 | 8.0% |
| 65 years and over | 388 | 100% |
| With a disability | 125 | 32.2% |
Residence 1 Year Ago in Water Mill
*Base on 2012 Data
| Population 1 year and over | 1,705 | 100% |
| Same house | 1,679 | 98.5% |
| Different house in the U.S. | 25 | 1.5% |
| Same county | 14 | 0.8% |
| Different county | 11 | 0.6% |
| Same state | 0 | 0.0% |
| Different state | 11 | 0.6% |
| Abroad | 1 | 0.1% |
Place Of Birth in Water Mill
*Base on 2012 Data
| Total population | 1,705 | 100% |
| Native | 1,450 | 85.0% |
| Born in United States | 1,430 | 83.9% |
| State of residence | 1,151 | 67.5% |
| Different state | 279 | 16.4% |
| Born in Puerto Rico, U.S. Island areas, or born abroad to American parent(s) | 20 | 1.2% |
| Foreign born | 255 | 15.0% |
U.S. Citizenship Status in Water Mill
*Base on 2012 Data
| Foreign-born population | 255 | 100% |
| Naturalized U.S. citizen | 116 | 45.5% |
| Not a U.S. citizen | 139 | 54.5% |
Year of Entry in Water Mill
*Base on 2012 Data
| Population born outside the United States | 275 | 100% |
| Native | 20 | 100% |
| Entered 2010 or later | 1 | 5.0% |
| Entered before 2010 | 19 | 95.0% |
| Foreign born | 255 | 100% |
| Entered 2010 or later | 0 | 0.0% |
| Entered before 2010 | 255 | 100.0% |
World Region Of Birth Of Foreign Born in Water Mill
*Base on 2012 Data
| Foreign-born population, excluding population born at sea | 255 | 100% |
| Europe | 177 | 69.4% |
| Asia | 25 | 9.8% |
| Africa | 0 | 0.0% |
| Oceania | 0 | 0.0% |
| Latin America | 40 | 15.7% |
| Northern America | 13 | 5.1% |