Hempstead Town, New York population age distribution
A complete breakdown of Hempstead town's age demographics from 0 to 85 years, distributed across 18 age groups is listed in the table below.
Age Group | Population | % of Total Population |
---|---|---|
Under 5 years | 45,254 | 5.72% |
5 to 9 years | 46,943 | 5.93% |
10 to 14 years | 49,835 | 6.3% |
15 to 19 years | 51,304 | 6.49% |
20 to 24 years | 51,328 | 6.49% |
25 to 29 years | 49,519 | 6.26% |
30 to 34 years | 46,882 | 5.93% |
35 to 39 years | 49,169 | 6.22% |
40 to 44 years | 50,242 | 6.35% |
45 to 49 years | 50,670 | 6.41% |
50 to 54 years | 57,009 | 7.21% |
55 to 59 years | 57,664 | 7.29% |
60 to 64 years | 52,827 | 6.68% |
65 to 69 years | 44,517 | 5.63% |
70 to 74 years | 33,918 | 4.29% |
75 to 79 years | 21,359 | 2.7% |
80 to 84 years | 13,892 | 1.76% |
85 years and over | 18,686 | 2.36% |
TABLE OF CONTENTS
Hempstead Town, New York population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

The largest age group in Hempstead Town, New York was for the group of age 55-59 years with a population of 57,664 (7.29%), according to the 2021 American Community Survey.
At the same time, the smallest age group in Hempstead Town, New York was the 80-84 years with a population of 13,892 (1.76%).
Hempstead Town, New York population by age cohort
To better understand the age distribution of Hempstead Town, New York's population, we divided it into the following 3 cohorts:
- Children : Under the age of 18 years
- Adults (working population): Between the age of 18 and 64 years
- Seniors: 65 years and above

Here's the population for each of the three cohorts.
Age Group | Population | % of Total Population |
---|---|---|
Under 18 years | 173,312 | 21.91% |
18 to 64 years | 485,334 | 61.36% |
85 years and over | 132,372 | 16.73% |
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Hempstead town's population under 18 was 21.91%, compared to the 22.51% nationwide.
- Hempstead town's working population (between 18 and 64) was 61.36%, compared to 61.45% nationwide.
- Hempstead town's elderly or the senior population (over 65 age) was 16.73% as compared to 16.04% nationwide.
Hempstead Town, New York population pyramid
Population pyramid for Hempstead Town, New York is charted below using the estimates from U.S. Census Bureau's American Community Survey 5-Year estimates. A wide base suggests population increase, narrow base indicates declining birth rates.
Key stats from our analysis of the Hempstead town's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Hempstead Town, New York, is 27.5.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Hempstead Town, New York, is 25.6.
- Total dependency ratio for Hempstead Town, New York is 53.1.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Hempstead Town, New York is 3.9.

Here's the Hempstead Town, New York's male and female population across different age groups:
Age Group | Population(Male) | Population(Female) | Total Population |
---|---|---|---|
Under 5 years | 23,130 | 22,124 | 45,254 |
5 to 9 years | 23,005 | 23,938 | 46,943 |
10 to 14 years | 25,765 | 24,070 | 49,835 |
15 to 19 years | 26,843 | 24,461 | 51,304 |
20 to 24 years | 25,421 | 25,907 | 51,328 |
25 to 29 years | 25,818 | 23,701 | 49,519 |
30 to 34 years | 23,202 | 23,680 | 46,882 |
35 to 39 years | 24,650 | 24,519 | 49,169 |
40 to 44 years | 25,663 | 24,579 | 50,242 |
45 to 49 years | 24,864 | 25,806 | 50,670 |
50 to 54 years | 27,786 | 29,223 | 57,009 |
55 to 59 years | 28,106 | 29,558 | 57,664 |
60 to 64 years | 25,204 | 27,623 | 52,827 |
65 to 69 years | 21,184 | 23,333 | 44,517 |
70 to 74 years | 15,431 | 18,487 | 33,918 |
75 to 79 years | 9,610 | 11,749 | 21,359 |
80 to 84 years | 5,389 | 8,503 | 13,892 |
85 years and over | 6,263 | 12,423 | 18,686 |
Things to know
What is the population of Hempstead Town, New York under 18?
Hempstead town's population under the age of 18 is 173,312, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 21.91% of the total resident population of Hempstead Town, New York.
What is the aging population in Hempstead Town, New York?
Hempstead town's population aged 65 years and above was 132,372. As per the U.S. Census Bureau's American Community Survey, this population is 16.73% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates