Navigation:

Population Demographics for Suffolk County, New York in 2020, 2019



Other Counties and Cities in New York


Population Demographics by Race

RacePopulation% of Total
Total Population1,493,350100
White1,206,29780
Hispanic or Latino246,23916
Black or African American111,2247
Some Other Race82,9655
Asian50,9723
Two or More Races36,0312
American Indian5,366Below 1%
Three or more races2,574Below 1%
Native Hawaiian Pacific Islander495Below 1%
Native Hawaiian105Below 1%

Population Demographics by Race and gender.

MaleFemaleTotal
Total Population734,668758,6821,493,350
White591,570614,7271,206,297
Hispanic or Latino126,997119,242246,239
Black or African American53,18758,037111,224
Some Other Race43,92139,04482,965
Asian24,91526,05750,972
Two or More Races18,09917,93236,031
American Indian2,7002,6665,366
Three or more races1,2571,3172,574
Native Hawaiian Pacific Islander276219495
Native Hawaiian5649105

Advertisements

Demographic population totals

Total population in Suffolk County

 
Total Population:1,493,350
Male Population:734,668
Female Population:758,682

Demographic median age by sex

Median age in Suffolk County

 
Both sexes40
Male38
Female41

Demographic sex by age for the population in households

Population in households in Suffolk County

 
Total Population:1,463,944
Male Population:720,165
Under 5 years:43,909
5 to 9 years:50,025
10 to 14 years:54,341
15 to 17 years:34,526
18 and 19 years:18,795
20 years:9,027
21 years:8,461
22 to 24 years:26,447
25 to 29 years:40,901
30 to 34 years:41,845
35 to 39 years:46,672
40 to 44 years:56,915
45 to 49 years:62,646
50 to 54 years:57,419
55 to 59 years:45,856
60 and 61 years:16,141
62 to 64 years:22,752
65 and 66 years:12,367
67 to 69 years:16,240
70 to 74 years:20,143
75 to 79 years:15,597
80 to 84 years:11,259
85 years and over:7,881
Female Population:743,779
Under 5 years:41,764
5 to 9 years:47,594
10 to 14 years:51,689
15 to 17 years:32,390
18 and 19 years:16,381
20 years:7,942
21 years:7,739
22 to 24 years:24,296
25 to 29 years:39,127
30 to 34 years:42,226
35 to 39 years:48,932
40 to 44 years:59,034
45 to 49 years:64,637
50 to 54 years:58,761
55 to 59 years:48,094
60 and 61 years:17,862
62 to 64 years:25,740
65 and 66 years:14,258
67 to 69 years:19,155
70 to 74 years:24,481
75 to 79 years:20,116
80 to 84 years:16,213
85 years and over:15,348

Demographic average population of home by age

Average household size in Suffolk County

 
Total:3
Under 18 years:1
18 years and over:2

Demographic household type

Number of occupied homes in Suffolk County

 
Total:499,922
Family led homes:370,897
Husband-wife family:287,935
Other family:82,962
Population of male led with no wife present:24,697
Population female led with no husband present:58,265
Population of Nonfamily homes:129,025
Population living alone:102,900
Population not living alone:26,125

Demographic population of homes with people under 18 years old by type

Total occupied homes in Suffolk County with people under 18 years old:

 
Total:499,922
Population of homes with one or more people under 18 years:188,048
Population of family homes:186,482
Husband-wife family:141,320
Under 6 years only:29,431
Under 6 years and 6 to 17 years:29,366
6 to 17 years only:82,523
Other family:45,162
Male householder, no wife present:12,386
Under 6 years only:2,749
Under 6 years and 6 to 17 years:2,567
6 to 17 years only:7,070
Female led with no husband present:32,776
Under 6 years only:5,360
Under 6 years and 6 to 17 years:6,044
6 to 17 years only:21,372
Nonfamily households:1,566
Male led households:1,129
Under 6 years only:274
Under 6 years and 6 to 17 years:117
6 to 17 years only:738
Female led householder:437
Under 6 years only:132
Under 6 years and 6 to 17 years:46
6 to 17 years only:259
Households with no people under 18 years:311,874
Family households:184,415
Husband-wife family:146,615
Other family:37,800
Male led with no wife present:12,311
Female led with no husband present:25,489
Nonfamily households:127,459
Male led householder:56,004
Female led householder:71,455

Demographic type of home by age of owner-renter

Total number led homes in Suffolk County, by type

 
Total Home Population:499,922
Population of Family homes:370,897
Population of 15 to 24 year olds:4,154
Population of 25 to 34 year olds:35,529
Population of 35 to 44 year olds:83,605
Population of 45 to 54 year olds:103,981
Population of 55 to 59 year olds:39,405
Population of 60 to 64 year olds:33,817
Population of 65 to 74 year olds:42,386
Population of 75 to 84 year olds:22,494
Population of 85 year olds and over:5,526
Population of Nonfamily Homes:129,025
Population of 15 to 24 year olds:2,897
Population of 25 to 34 year olds:13,486
Population of 35 to 44 year olds:14,723
Population of 45 to 54 year olds:22,856
Population of 55 to 59 year olds:12,274
Population of 60 to 64 year olds:13,112
Population of 65 to 74 year olds:20,913
Population of 75 to 84 year olds:18,616
Population of 85 year olds and over:10,148

Demographic population of homes with people 60 year olds and over

households in Suffolk County containing people over 60

 
Total Population:499,922
Population of homes with one or more people 60 years and over:193,252
1-person household:56,840
2-or-more-person household:136,412
Family households:129,019
Nonfamily households:7,393
Population of homes with no people 60 years and over:306,670
1-person household:46,060
2-or-more-person household:260,610
Family homes:241,878
Nonfamily homes:18,732

Demographic population of multigenerational homes

homes in Suffolk County with multiple generations.

 
Total Population:499,922
Home has three or more generations:29,125
Home does not have three or more generations:470,797

Demographic presence of unmarried partner of home owner-renter

Unmarried population in Suffolk County under 18 years old in homes

 
Total Population:356,105
Unmarried partner of home lead present:21,614
In family homes:20,762
Population of male led and male partner homes:1,085
Population of male led and female partner households:9,138
Population of female led and female partner households:1,582
Population of female led and male partner households:8,957
In nonfamily homes:852
Population of male led and male partner homes:19
Population of male led and female partner homes:706
Population of female led and female partner homes:20
Population of female led and male partner homes:107
No unmarried partner of home lead present:334,491
In family homes:333,054
Population of husband-wife family homes:272,940
Population of male lead with no wife present, family homes:11,951
Population of female lead with no husband present, family homes:48,163
In nonfamily homes:1,437

Demographic population in families by age

Population in families living in Suffolk County

 
Total Population:1,246,445
Population Under 18 years:348,106
Population 18 years and over:898,339

Demographic tenure of people in homes

How long in Suffolk County have lived in one place.

 
Total:499,922
Population of Owner occupied homes:393,507
Family home:313,173
Nonfamily homess:80,334
Male led home:33,553
Living alone:25,289
Not living alone:8,264
Female led home:46,781
Living alone:39,950
Not living alone:6,831
Population of Renter occupied homes:106,415
Family run homes:57,724
Husband-wife family:31,180
Other family:26,544
Male led with no wife present:7,497
Female led with no husband present:19,047
Nonfamily Homes:48,691
Male led homes:23,580
Male living alone:16,849
Male not living alone:6,731
Female led homes:25,111
Females living alone:20,812
Females not living alone:4,299