Nassau County, New York Population 2018

Nassau County, New York's estimated population is 1,369,514 with a growth rate of 0.27% in the past year according to the most recent United States census data. Nassau County, New York is the 6th largest county in New York.

Year Population Growth Growth Rate
20171,363,069-6,445-0.47%
20171,369,5143,6570.27%
20161,365,8572,9990.22%
20151,362,8582,1550.16%
20141,360,7034,2890.32%
20131,356,4144,2830.32%
20121,352,1314,6480.34%
20111,347,4835,5800.42%
20101,341,90354,5554.24%
19901,287,348-34,234-2.59%
19801,321,582-106,498-7.46%
19701,428,080127,9099.84%
19601,300,171627,40693.26%
1950672,765266,01765.40%
1940406,748103,69534.22%
1930303,053176,933140.29%
1920126,12042,19050.27%
191083,93028,48251.37%
190055,4480.00%

Nassau County, New York Population Growth

Population Data via

Population by Race

Race Population
White939,072
Black or African American157,339
Asian123,381
Some Other Race94,040
Two or More Races45,689
American Indian and Alaska Native3,334
Native Hawaiian and Other Pacific Islander214

Data via US Census (2017 ACS 5-Year Survey): Table B03002

Nassau County, New York Population Pyramid 2018

10,00020,00030,00040,00050,00060,000 Male Population10,00020,00030,00040,00050,00060,000 Female Population80757065605550454035302520151050

Data via US Census (2017 ACS 5-Year Survey): Table S0101

Nassau County, New York Median Age

41.5


Total

39.7


Male

43.2


Female

Nassau County, New York Adults

There are 1,064,565 adults, (228,558 of whom are seniors) in Nassau County, New York.

Nassau County, New York Age Dependency

63

Age Dependency Ratio

27.3

Old Age Dependency Ratio

35.7

Child Dependency Ratio

Nassau County, New York Sex Ratio

Female

701,351

51.45%

Male

661,718

48.55%

Nassau County, New York Households and Families

Nassau County, New York Renter vs Owner Occupied by Household Type

Data via US Census (2017 ACS 5-Year Survey): Table S1101

Nassau County, New York Household Types

Type Owner Renter
Married89.1%10.9%
All80.6%19.4%
Female70.2%29.8%
Male69.9%30.1%
Non Family65.4%34.6%

80.6%

Rate of Home Ownership

Nassau County, New York Households by Type

Type Count Average Size Owned
All444,1363.0280.6
Married270,5283.5889.1
Non Family103,9881.2165.4
Female50,6463.5170.2
Male18,9743.769.9

3.5

Average Family Size

3.02

Average Household Size

3.6%

Unmarried (Opposite Sex)

0.2%

Unmarried (Same Sex)

Nassau County, New York Households

Nassau County, New York Education

Nassau County, New York Educational Attainment by Sex (over 25)

Education Attained Count Percentage
Less Than 9th Grade44,5644.73%
9th to 12th Grade40,3164.28%
High School Graduate219,37223.28%
Some College145,89815.48%
Associates Degree74,2517.88%
Bachelors Degree229,39224.34%
Graduate Degree188,71120.02%

Nassau County, New York Educational Attainment by Race

Name Total High School Bachelors
White608,070580,391299,512
Hispanic135,59397,06129,254
Black104,61194,08032,735
Asian84,31277,00152,475
Other Race56,72537,6718,814
Multiple Races22,23716,0715,924
Native American1,9761,427460
Islander14612139

The highest rate of high school graduation is among white people with a rate of 95.45%.

The highest rate of bachelors degrees is among white people with a rate of 62.24%.

Nassau County, New York Earnings by Educational Attainment

Name Average Male Female
Overall$54,039$65,802$44,701
Less Than High School$24,984$28,648$18,058
High School Grad$36,646$45,856$28,468
Some College$46,857$59,255$37,103
Bachelors Degree$68,628$84,615$54,729
Graduate Degree$87,039$106,038$75,040

$54,039

Average Earnings

$65,802

Average Male

$44,701

Average Female

Nassau County, New York Language

Nassau County, New York Language by Age

Nassau County, New York Language

72.02% of Nassau County, New York residents speak only English, while 27.98% speak other languages. The largest non-English language is Spanish, which is spoken by 12.88% of the population.

Nassau County, New York Poverty

Nassau County, New York Poverty by Race

Name Total In Poverty Poverty Rate
White825,45830,4173.68%
Hispanic220,94326,52812.01%
Black153,38413,9609.10%
Other92,57513,84214.95%
Asian122,3985,6234.59%
Multiple44,8555,52412.32%
Native3,31965819.83%
Islander214125.61%

5.85%

Overall Poverty Rate

5.22%

Male Poverty Rate

6.46%

Female Poverty Rate

Poverty in Nassau County, New York

The race most likely to be in poverty in Nassau County, New York is Native, with 19.83% below the poverty level.

The race least likely to be in poverty in Nassau County, New York is White, with 3.68% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.13%. Among those working part-time, it was 6.68%, and for those that did not work, the poverty rate was 10.47%.

Nassau County, New York Poverty Rate by Education

Name Poverty
Less Than High School14.73%
High School7.02%
Some College4.42%
Bachelors or Greater2.46%

Nassau County, New York Poverty Rate by Employment Status and Sex

Name Poverty
Female Unemployed13.03%
Male Unemployed11.68%
Female Employed3.09%
Male Employed2.31%

Nassau County, New York Income

Nassau County, New York Income by Household Type

Name Median Mean
Households$105,744$140,019
Families$123,898$158,538
Married Families$139,160$175,737
Non Families$48,182$71,710

Nassau County, New York Marital Status

Nassau County, New York Marital Status

Marriage Rates

53.5%

Overall Marriage Rate

56.2%

Male Marriage Rate

51.0%

Female Marriage Rate

Nassau County, New York Married by Age and Sex

Nassau County, New York Marriage

The age group where males are most likely to be married is 55To64, while the female age group most likely to be married is 35To44.

Nassau County, New York Marital Status by Race


Data via US Census (2017 ACS 5-Year Survey): Table S1201

Nassau County, New York Veterans

Nassau County, New York Veterans by War

48,283

Number of Veterans

46,178

Male Veterans

2,105

Female Veterans

Name Veterans
Vietnam16,473
Korea8,202
World War II6,099
Second Gulf War3,711
First Gulf War3,335

Nassau County, New York Veterans by Age

Name Veterans
75+20,451
65 to 7414,638
35 to 545,968
55 to 645,120
18 to 342,106

Nassau County, New York Veterans by Race

Name Veterans % of Total
White42,1235.62%
Black3,9073.20%
Hispanic2,7791.74%
Asian9060.96%
Other7131.06%
2 or More4871.75%
Indian1214.96%
Hawaiian2614.05%

Nassau County, New York Veterans by Education

3.31%

Veteran Poverty Rate

28.98%

Veteran Disability Rate

Nassau County, New York Employment Status

Nassau County, New York Employment by Age

65.1%

Labor Force Participation

61.9%

Employment Rate

4.9%

Unemployment Rate

Nassau County, New York Employment by Race

Nassau County, New York Employment by Education

Population of Cities in Nassau County, New York

City 2010 Census 2016 Estimated Growth Growth Rate
Hempstead540015555515542.88%
Freeport42848432794311.01%
Valley Stream37363376733100.83%
Long Beach33327337173901.17%
Glen Cove26952273413891.44%
Rockville Centre24042245715292.20%
Garden City22315225452301.03%
Lynbrook1948119567860.44%
Mineola18854192453912.07%
Massapequa Park17006172021961.15%
Floral Park1588415951670.42%
Westbury15039153843452.29%
Great Neck10066102181521.51%
New Hyde Park97769863870.89%
East Rockaway97449802580.60%
Farmingdale820788576507.92%
Malverne85128544320.38%
Williston Park72587289310.43%
East Hills694671732273.27%
Great Neck Plaza671570032884.29%
Bayville66686751831.24%
Cedarhurst65856667821.25%
Manorhaven645466511973.05%
Lawrence643765581211.88%
North Hills5181581463312.22%
Kings Point508152131322.60%
Sea Cliff50285054260.52%
Flower Hill462648171914.13%
Island Park464747991523.27%
Old Westbury47084743350.74%
Muttontown349936751765.03%
Brookville347435961223.51%
Port Washington North31793228491.54%
Lake Success298431071234.12%
Sands Point278128861053.78%
Roslyn27902856662.37%
Great Neck Estates27612836752.72%
Munsey Park27112728170.63%
Thomaston27092727180.66%
East Williston25602577170.66%
Oyster Bay Cove22212276552.48%
Old Brookville21122204924.36%
Laurel Hollow19482038904.62%
Stewart Manor1964196950.25%
Atlantic Beach18881908201.06%
South Floral Park17701800301.69%
Lattingtown17411789482.76%
Upper Brookville17071762553.22%
Plandome13711441705.11%
Hewlett Harbor1269127890.71%
Roslyn Estates12321245131.06%
Kensington11491175262.26%
Bellerose1166117150.43%
Roslyn Harbor10431098555.27%
Baxter Estates10471059121.15%
Plandome Heights10051023181.79%
Mill Neck945969242.54%
Russell Gardens94495060.64%
Saddle Rock879940616.94%
Plandome Manor873888151.72%
Matinecock81882791.10%
Woodsburgh77677930.39%
Hewlett Neck451480296.43%
Hewlett Bay Park409437286.85%
Centre Island410408-2-0.49%
Cove Neck294308144.76%
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990