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Suffolk County, New York's estimated population is 1,468,140 with a growth rate of -0.29% in the past year according to the most recent United States census data. Suffolk County, New York is the null largest county in New York. The 2010 Population was 1,494,340 and has seen a growth of -1.75% since this time.
| Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2021 | 1,468,140 | -4,230 | -0.29% |
| 2020 | 1,472,370 | -4,230 | -0.29% |
| 2019 | 1,476,600 | -4,230 | -0.29% |
| 2018 | 1,480,830 | -2,530 | -0.17% |
| 2017 | 1,483,360 | -3,050 | -0.21% |
| 2016 | 1,486,410 | -5,560 | -0.37% |
| 2015 | 1,491,970 | -3,550 | -0.24% |
| 2014 | 1,495,520 | -1,830 | -0.12% |
| 2013 | 1,497,350 | 370 | 0.02% |
| 2012 | 1,496,980 | -1,910 | -0.13% |
| 2011 | 1,498,890 | 4,550 | 0.30% |
| 2010 | 1,494,340 | 172,480 | 13.05% |
| 1990 | 1,321,860 | 37,630 | 2.93% |
| 1980 | 1,284,230 | 159,280 | 14.16% |
| 1970 | 1,124,950 | 458,166 | 68.71% |
| 1960 | 666,784 | 390,655 | 141.48% |
| 1950 | 276,129 | 78,774 | 39.91% |
| 1940 | 197,355 | 36,300 | 22.54% |
| 1930 | 161,055 | 50,809 | 46.09% |
| 1920 | 110,246 | 14,108 | 14.67% |
| 1910 | 96,138 | 18,556 | 23.92% |
| 1900 | 77,582 | 15,091 | 24.15% |
| 1890 | 62,491 | 8,603 | 15.96% |
| 1880 | 53,888 | 6,964 | 14.84% |
| 1870 | 46,924 | 3,649 | 8.43% |
| 1860 | 43,275 | 6,353 | 17.21% |
| 1850 | 36,922 | 4,453 | 13.71% |
| 1840 | 32,469 | 5,689 | 21.24% |
| 1830 | 26,780 | 2,508 | 10.33% |
| 1820 | 24,272 | 3,159 | 14.96% |
| 1810 | 21,113 | 1,378 | 6.98% |
| 1800 | 19,735 | 3,295 | 20.04% |
| 1790 | 16,440 | 0.00% |
| Race | Population | Percentage |
|---|---|---|
| White | 1,196,719 | 80.65% |
| Black or African American | 116,018 | 7.82% |
| Some Other Race | 74,432 | 5.02% |
| Asian | 58,204 | 3.92% |
| Two or More Races | 33,829 | 2.28% |
| American Indian and Alaska Native | 4,212 | 0.28% |
| Native Hawaiian and Other Pacific Islander | 418 | 0.03% |
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 489,301 | 2.97 | 80.6 |
| Married | 278,957 | 3.58 | 89.9 |
| Non Family | 132,875 | 1.24 | 66.6 |
| Mujer | 54,210 | 3.79 | 69.2 |
| Masculino | 23,259 | 3.75 | 74.5 |
3.5
Average Family Size
2.97
Average Household Size
| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 44,935 | 4.36% |
| 9th to 12th Grade | 52,155 | 5.06% |
| High School Graduate | 281,922 | 27.35% |
| Some College | 179,604 | 17.42% |
| Associates Degree | 97,561 | 9.46% |
| Bachelors Degree | 203,594 | 19.75% |
| Graduate Degree | 171,071 | 16.60% |
| Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 741,904 | 705,289 | 299,097 |
| Hispanic | 166,610 | 120,056 | 30,083 |
| Black | 73,944 | 64,636 | 19,117 |
| Other Race | 43,249 | 28,819 | 6,500 |
| Asian | 38,524 | 34,684 | 22,552 |
| 2+ Races | 14,481 | 11,772 | 4,558 |
| Native American | 2,929 | 2,157 | 542 |
| Islander | 310 | 235 | 101 |
The highest rate of high school graduation is among white people with a rate of 95.06%.
The highest rate of bachelors degrees is among asian people with a rate of 58.54%.
$53,210
Average Earnings
$63,242
Average Male
$43,762
Average Female
77.30% of Suffolk County, New York residents speak only English, while 22.70% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 14.32% of the population.
| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 990,450 | 46,951 | 4.74% |
| Hispanic | 280,931 | 35,688 | 12.70% |
| Black | 112,260 | 12,528 | 11.16% |
| Other | 72,294 | 10,003 | 13.84% |
| Asian | 53,321 | 3,937 | 7.38% |
| Multiple | 32,098 | 3,550 | 11.06% |
| Native | 4,054 | 523 | 12.90% |
| Islander | 399 | 54 | 13.53% |
6.87%
Overall Poverty Rate
6.06%
Male Poverty Rate
7.66%
Female Poverty Rate
The race most likely to be in poverty in Suffolk County, New York is Other, with 13.84% below the poverty level.
The race least likely to be in poverty in Suffolk County, New York is White, with 4.74% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.28%. Among those working part-time, it was 7.39%, and for those that did not work, the poverty rate was 12.65%.
50.8%
Overall Marriage Rate
52.8%
Male Marriage Rate
48.9%
Female Marriage Rate
The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 45-54.
| Name | Veterans | % of Total |
|---|---|---|
| White | 55,273 | 5.77% |
| Hispanic | 4,754 | 2.43% |
| Black | 3,711 | 4.25% |
| Other Race | 751 | 1.45% |
| 2+ Races | 585 | 3.14% |
| Asian | 582 | 1.27% |
| Native American | 176 | 5.14% |
| Islander | 12 | 3.14% |
4.44%
Veteran Poverty Rate
24.05%
Veteran Disability Rate
65.1%
Labor Force Participation
62.3%
Employment Rate
4.2%
Unemployment Rate
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
84.44%
Native Born
15.56%
Foreign Born
6.73%
Non Citizen
8.83%
Naturalized
84.44% of Suffolk County, New York residents were born in the United States, with 76.11% having been born in New York. 6.73% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.