Cedar Knolls, NJ Demographics

A map of Cedar Knolls's Population by Race

Cedar Knolls, New Jersey has an estimated population of 4,882, a large increase from the 4,082 recorded in the 2020 Census. The population is 65.6% White, 19.0% Asian, 13.7% Hispanic, 1.4% Multiracial, 0.2% Black, and 0.1% Native American/Other. This demographic dot map shows the population of Cedar Knolls, with one dot drawn for each person counted by the Census, color-coded by race.

Cedar Knolls has become more 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 Cedar Knolls, that probability was 49.7% in 2020 and 51.5% in the most recent ACS estimates.

Cedar Knolls is ranked the 304th 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). Cedar Knolls was ranked the 335th most populous place in the 2020 Census.

Cedar Knolls's White Population

3,202 residents of Cedar Knolls, or 65.6% of the population, identify as White. The share of White residents in Cedar Knolls is considerably higher than in New Jersey overall, where 50.9% of the population is White. Cedar Knolls ranks 434th statewide in terms of White residents as a share of the population, out of 700 places.

Since the 2020 Census, Cedar Knolls's White population has grown by an estimated 14.2%. White residents' share of Cedar Knolls's population has decreased from 68.7% to 65.6%.

Cedar Knolls is more White than neighboring Morristown (51.1% White), and Rainbow Lakes (61.9% White). Cedar Knolls is less White than neighboring Morris Plains (80.5% White), Whippany (67.6% White), and Mount Tabor (77.2% White).

Cedar Knolls's Black Population

9 residents of Cedar Knolls, or 0.2% of the population, identify as Black. The share of Black residents in Cedar Knolls is considerably lower than in New Jersey overall, where 12.2% of the population is Black. Cedar Knolls ranks 250th statewide in terms of Black residents as a share of the population, out of 700 places.

Since the 2020 Census, Cedar Knolls's Black population has declined by an estimated 95.3%. Black residents' share of Cedar Knolls's population has decreased from 4.7% to 0.2%.

Cedar Knolls is less Black than neighboring Morris Plains (1.5% Black), Morristown (7.4% Black), Whippany (0.4% Black), Rainbow Lakes (0.7% Black), and Mount Tabor (1.1% Black).

Cedar Knolls's Asian Population

929 residents of Cedar Knolls, or 19.0% of the population, identify as Asian. The share of Asian residents in Cedar Knolls is higher than in New Jersey overall, where 10% of the population is Asian. Cedar Knolls ranks 102nd statewide in terms of Asian residents as a share of the population, out of 700 places.

Since the 2020 Census, Cedar Knolls's Asian population has grown by an estimated 57.2%. Asian residents' share of Cedar Knolls's population has increased from 14.5% to 19.0%.

Cedar Knolls is more Asian than neighboring Morris Plains (7.4% Asian), Morristown (4.2% Asian), Whippany (14% Asian), and Mount Tabor (7.2% Asian). Cedar Knolls is less Asian than neighboring Rainbow Lakes (24.1% Asian).

Cedar Knolls's Hispanic Population

668 residents of Cedar Knolls, or 13.7% of the population, identify as Hispanic. The share of Hispanic residents in Cedar Knolls is lower than in New Jersey overall, where 22.5% of the population is Hispanic. Cedar Knolls ranks 382nd statewide in terms of Hispanic residents as a share of the population, out of 700 places.

Since the 2020 Census, Cedar Knolls's Hispanic population has grown by an estimated 86.6%. Hispanic residents' share of Cedar Knolls's population has increased from 8.8% to 13.7%.

Cedar Knolls is more Hispanic than neighboring Morris Plains (7.1% Hispanic), Whippany (11% Hispanic), Rainbow Lakes (9.7% Hispanic), and Mount Tabor (2.4% Hispanic). Cedar Knolls is less Hispanic than neighboring Morristown (32.9% Hispanic).

Cedar Knolls's Native American/Other Population

5 residents of Cedar Knolls, or 0.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Cedar Knolls is comparable to the share in New Jersey overall, where 0.9% of the population is Native American/Other. Cedar Knolls ranks 550th statewide in terms of Native American/Other residents as a share of the population, out of 700 places.

Since the 2020 Census, Cedar Knolls's Native American/Other population has declined by an estimated 64.3%. Native American/Other residents' share of Cedar Knolls's population has remained roughly unchanged at 0.1%.

Cedar Knolls is more Native American/Other than neighboring Morris Plains (0% Native American/Other), Rainbow Lakes (0% Native American/Other), and Mount Tabor (0% Native American/Other). Cedar Knolls is less Native American/Other than neighboring Whippany (2.7% Native American/Other).

Cedar Knolls's Multiracial Population

69 residents of Cedar Knolls, or 1.4% of the population, identify as Multiracial. The share of Multiracial residents in Cedar Knolls is slightly lower than in New Jersey overall, where 3.5% of the population is Multiracial. Cedar Knolls ranks 372nd statewide in terms of Multiracial residents as a share of the population, out of 700 places.

Since the 2020 Census, Cedar Knolls's Multiracial population has declined by an estimated 44.4%. Multiracial residents' share of Cedar Knolls's population has decreased from 3.0% to 1.4%.

Cedar Knolls is less Multiracial than neighboring Morris Plains (3.5% Multiracial), Morristown (4.3% Multiracial), Whippany (4.3% Multiracial), Rainbow Lakes (3.6% Multiracial), and Mount Tabor (12.2% 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.