Troy Hills, NJ Demographics

A map of Troy Hills's Population by Race

Troy Hills, New Jersey has an estimated population of 5,179, a slight increase from the 5,081 recorded in the 2020 Census. The population is 50.1% Asian, 43.4% White, 3.1% Hispanic, 2.8% Multiracial, 0.5% Black, and 0.0% Native American/Other. This demographic dot map shows the population of Troy Hills, with one dot drawn for each person counted by the Census, color-coded by race.

Troy Hills has become less racially diverse since the 2020 Census. It is considerably less diverse than New Jersey overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Troy Hills, that probability was 58.7% in 2020 and 55.8% in the most recent ACS estimates.

Troy Hills is ranked the 289th most populous place in New Jersey, out of 700 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Troy Hills was ranked the 285th most populous place in the 2020 Census.

Troy Hills's White Population

2,250 residents of Troy Hills, or 43.4% of the population, identify as White. The share of White residents in Troy Hills is lower than in New Jersey overall, where 50.9% of the population is White. Troy Hills ranks 596th statewide in terms of White residents as a share of the population, out of 700 places.

Since the 2020 Census, Troy Hills's White population has grown by an estimated 3.7%. White residents' share of Troy Hills's population has increased from 42.7% to 43.4%.

Troy Hills is more White than neighboring Parsippany (37% White). Troy Hills is less White than neighboring Whippany (67.6% White), Lake Hiawatha (49.1% White), Boonton (70.3% White), and Pine Brook (58.8% White).

Troy Hills's Black Population

27 residents of Troy Hills, or 0.5% of the population, identify as Black. The share of Black residents in Troy Hills is considerably lower than in New Jersey overall, where 12.2% of the population is Black. Troy Hills ranks 472nd statewide in terms of Black residents as a share of the population, out of 700 places.

Since the 2020 Census, Troy Hills's Black population has declined by an estimated 70.3%. Black residents' share of Troy Hills's population has decreased from 1.8% to 0.5%.

Troy Hills is more Black than neighboring Whippany (0.4% Black). Troy Hills is less Black than neighboring Parsippany (4.8% Black), Lake Hiawatha (1.6% Black), Boonton (4.7% Black), and Pine Brook (3% Black).

Troy Hills's Asian Population

2,596 residents of Troy Hills, or 50.1% of the population, identify as Asian. The share of Asian residents in Troy Hills is significantly higher than in New Jersey overall, where 10% of the population is Asian. Troy Hills ranks 16th statewide in terms of Asian residents as a share of the population, out of 700 places.

Since the 2020 Census, Troy Hills's Asian population has grown by an estimated 7.2%. Asian residents' share of Troy Hills's population has increased from 47.6% to 50.1%.

Troy Hills is more Asian than neighboring Parsippany (45.2% Asian), Whippany (14% Asian), Lake Hiawatha (35.4% Asian), Boonton (6.5% Asian), and Pine Brook (29.2% Asian).

Troy Hills's Hispanic Population

161 residents of Troy Hills, or 3.1% of the population, identify as Hispanic. The share of Hispanic residents in Troy Hills is significantly lower than in New Jersey overall, where 22.5% of the population is Hispanic. Troy Hills ranks 571st statewide in terms of Hispanic residents as a share of the population, out of 700 places.

Since the 2020 Census, Troy Hills's Hispanic population has declined by an estimated 37.6%. Hispanic residents' share of Troy Hills's population has decreased from 5.1% to 3.1%.

Troy Hills is more Hispanic than neighboring Pine Brook (1.9% Hispanic). Troy Hills is less Hispanic than neighboring Parsippany (10.4% Hispanic), Whippany (11% Hispanic), Lake Hiawatha (10.1% Hispanic), and Boonton (12.9% Hispanic).

Troy Hills's Native American/Other Population

0 residents of Troy Hills, or 0.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Troy Hills is comparable to the share in New Jersey overall, where 0.9% of the population is Native American/Other. Troy Hills ranks 315th statewide in terms of Native American/Other residents as a share of the population, out of 700 places.

Since the 2020 Census, Troy Hills's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Troy Hills's population has decreased from 0.6% to 0.0%.

Troy Hills is less Native American/Other than neighboring Parsippany (0.1% Native American/Other), Whippany (2.7% Native American/Other), Lake Hiawatha (0.5% Native American/Other), Boonton (0.5% Native American/Other), and Pine Brook (2% Native American/Other).

Troy Hills's Multiracial Population

145 residents of Troy Hills, or 2.8% of the population, identify as Multiracial. The share of Multiracial residents in Troy Hills is comparable to the share in New Jersey overall, where 3.5% of the population is Multiracial. Troy Hills ranks 582nd statewide in terms of Multiracial residents as a share of the population, out of 700 places.

Since the 2020 Census, Troy Hills's Multiracial population has grown by an estimated 30.6%. Multiracial residents' share of Troy Hills's population has increased from 2.2% to 2.8%.

Troy Hills is more Multiracial than neighboring Parsippany (2.5% Multiracial). Troy Hills is less Multiracial than neighboring Whippany (4.3% Multiracial), Lake Hiawatha (3.3% Multiracial), Boonton (5.2% Multiracial), and Pine Brook (5% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.