Mamaroneck, NY Population

Overview

19,989

Total Population

40.0

Median age

47.45%

Female population %

110.7:100

Gender ratio (M:F)

5-9 years

Largest age group

56.8

Total dependency ratio

White

Largest racial group

5,302

Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

TABLE OF CONTENTS

Age

Mamaroneck's population is old compared to the rest of the country:

The median age in Mamaroneck is 40.0, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Mamaroneck's population under 18 was 25.35%, compared to the 22.51% nationwide.
Mamaroneck's elderly or the senior population (over 65 age) was 14.83% as compared to 16.04% nationwide.
Of the total population in Mamaroneck, 21.41% were under the age of 15, 17.53% aged 15 to 29, 46.23% aged 30 to 64, 11.66% aged 65 to 84, and 3.17% were 85 years of age and older.

There are 1,019 less females than males in Mamaroneck:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 47.45% females and 52.55% males in Mamaroneck, NY.
The Mamaroneck, NY gender ratio is 110.7:100 i.e. 110.7 men to 100 women (1.107).
For male population, the largest age group is 0-4 years with a population of 970.
For the female population, the largest age group is 5-9 years with a population of 993.

Mamaroneck's population has become increasingly diverse:

Racial distribution of Mamaroneck population: 71.04% are White, 3.33% are Black or African American, 0.54% are American Indian and Alaska Native, 4.22% are Asian, 0.10% are Native Hawaiian and other Pacific Islander, 14.65% are some other race and 6.12% are multiracial.
Mamaroneck's racial breakdown clearly shows that there is an absolute majority of White population in the village.
By ethnicity, 5,302 is Hispanic or Latino (of any race), and 14,687 (73.48% of the total population) is Non-Hispanic.
The largest racial group in Mamaroneck is White with a population of 14,201 (71.04% of the total population).

Mamaroneck's population has already reached its peak and is showing a trend of decline:

The peak population was 20,074 in the year 2020
From 2000 to 2010, Mamaroneck's population increased by 606 (3.29%), as compared to the national growth of 9.63%.
From 2010 to 2020, Mamaroneck's population increased by 1,057 (5.56%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
Between the year 2000 and 2022, Mamaroneck's population was lowest in year 2006 at 17,971.