Oneida County Demographics

A map of Oneida County's Population by Race

Oneida County, New York has an estimated population of 229,124, a slight decrease from the 232,125 recorded in the 2020 Census. The population is 78.7% White, 7.1% Hispanic, 5.7% Black, 4.3% Asian, 3.6% Multiracial, and 0.7% Native American/Other. This demographic dot map shows the population of Oneida County, with one dot drawn for each person counted by the Census, color-coded by race.

Oneida has become less racially diverse since the 2020 Census. It is considerably less diverse than New York overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Oneida County, that probability was 38.0% in 2020 and 37.0% in the most recent ACS estimates.

Oneida County is ranked the 17th most populous county in New York, out of 62 counties. Oneida County was ranked the 17th most populous county in the 2020 Census.

Oneida County's White Population

180,278 residents of Oneida County, or 78.7% of the population, identify as White. The share of White residents in Oneida County is significantly higher than in New York overall, where 52.8% of the population is White. Oneida County ranks 40th statewide in terms of White residents as a share of the population, out of 62 counties.

Since the 2020 Census, Oneida County's White population has remained roughly the same. White residents' share of Oneida County's population has increased from 78.0% to 78.7%.

Oneida County is less White than neighboring Madison County (89.6% White), Herkimer County (90.7% White), Lewis County (93.4% White), Otsego County (88.1% White), and Chenango County (92.3% White).

Oneida County's Black Population

13,128 residents of Oneida County, or 5.7% of the population, identify as Black. The share of Black residents in Oneida County is lower than in New York overall, where 13.4% of the population is Black. Oneida County ranks 20th statewide in terms of Black residents as a share of the population, out of 62 counties.

Since the 2020 Census, Oneida County's Black population has declined by an estimated 12.4%. Black residents' share of Oneida County's population has decreased from 6.5% to 5.7%.

Oneida County is more Black than neighboring Madison County (1.8% Black), Herkimer County (1.2% Black), Lewis County (0.7% Black), Otsego County (2.2% Black), and Chenango County (0.7% Black).

Oneida County's Asian Population

9,841 residents of Oneida County, or 4.3% of the population, identify as Asian. The share of Asian residents in Oneida County is slightly lower than in New York overall, where 9% of the population is Asian. Oneida County ranks 14th statewide in terms of Asian residents as a share of the population, out of 62 counties.

Since the 2020 Census, Oneida County's Asian population has declined by an estimated 6.5%. Asian residents' share of Oneida County's population has remained roughly unchanged at 4.3%.

Oneida County is more Asian than neighboring Madison County (1.2% Asian), Herkimer County (0.6% Asian), Lewis County (0.3% Asian), Otsego County (1.5% Asian), and Chenango County (0.5% Asian).

Oneida County's Hispanic Population

16,197 residents of Oneida County, or 7.1% of the population, identify as Hispanic. The share of Hispanic residents in Oneida County is considerably lower than in New York overall, where 19.8% of the population is Hispanic. Oneida County ranks 22nd statewide in terms of Hispanic residents as a share of the population, out of 62 counties.

Since the 2020 Census, Oneida County's Hispanic population has grown by an estimated 6.6%. Hispanic residents' share of Oneida County's population has increased from 6.5% to 7.1%.

Oneida County is more Hispanic than neighboring Madison County (2.6% Hispanic), Herkimer County (2.8% Hispanic), Lewis County (1.8% Hispanic), Otsego County (4.5% Hispanic), and Chenango County (2.5% Hispanic).

Oneida County's Native American/Other Population

1,503 residents of Oneida County, or 0.7% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Oneida County is comparable to the share in New York overall, where 1.2% of the population is Native American/Other. Oneida County ranks 45th statewide in terms of Native American/Other residents as a share of the population, out of 62 counties.

Since the 2020 Census, Oneida County's Native American/Other population has grown by an estimated 14.8%. Native American/Other residents' share of Oneida County's population has remained roughly unchanged at 0.7%.

Oneida County is more Native American/Other than neighboring Herkimer County (0.6% Native American/Other), Lewis County (0.6% Native American/Other), Otsego County (0.5% Native American/Other), and Chenango County (0.5% Native American/Other).

Oneida County's Multiracial Population

8,177 residents of Oneida County, or 3.6% of the population, identify as Multiracial. The share of Multiracial residents in Oneida County is comparable to the share in New York overall, where 3.8% of the population is Multiracial. Oneida County ranks 43rd statewide in terms of Multiracial residents as a share of the population, out of 62 counties.

Since the 2020 Census, Oneida County's Multiracial population has declined by an estimated 10.4%. Multiracial residents' share of Oneida County's population has remained roughly unchanged at 3.6%.

Oneida County is more Multiracial than neighboring Lewis County (3.2% Multiracial), Otsego County (3.2% Multiracial), and Chenango County (3.5% Multiracial). Oneida County is less Multiracial than neighboring Madison County (4% Multiracial), and Herkimer County (4.1% 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.