Cayuga County Demographics

A map of Cayuga County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	65,280	66,313	86.9%	87.0%
Multiracial	3,644	3,662	4.9%	4.8%
Hispanic	2,731	2,636	3.6%	3.5%
Black	2,486	2,727	3.3%	3.6%
Asian	493	379	0.7%	0.5%
Native American/Other	468	531	0.6%	0.7%

Cayuga County, New York has an estimated population of 75,102, a slight decrease from the 76,248 recorded in the 2020 Census. The population is 86.9% White, 4.9% Multiracial, 3.6% Hispanic, 3.3% Black, 0.7% Asian, and 0.6% Native American/Other. This demographic dot map shows the population of Cayuga County, with one dot drawn for each person counted by the Census, color-coded by race.

Cayuga is about as racially diverse as it was in 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 Cayuga County, that probability was 23.9% in 2020 and 24.0% in the most recent ACS estimates.

Cayuga County is ranked the 36th most populous county in New York, out of 62 counties. Cayuga County was ranked the 36th most populous county in the 2020 Census.

Cayuga County's White Population

65,280 residents of Cayuga County, or 86.9% of the population, identify as White. The share of White residents in Cayuga County is significantly higher than in New York overall, where 52.8% of the population is White. Cayuga County ranks 25th statewide in terms of White residents as a share of the population, out of 62 counties.

Since the 2020 Census, Cayuga County's White population has declined by an estimated 1.6%. White residents' share of Cayuga County's population has remained roughly unchanged at 86.9%.

Cayuga County is more White than neighboring Onondaga County (73.8% White), Tompkins County (73.7% White), and Wayne County (86.6% White). Cayuga County is less White than neighboring Seneca County (87.3% White), and Oswego County (90.8% White).

Cayuga County's Black Population

2,486 residents of Cayuga County, or 3.3% of the population, identify as Black. The share of Black residents in Cayuga County is considerably lower than in New York overall, where 13.4% of the population is Black. Cayuga County ranks 31st statewide in terms of Black residents as a share of the population, out of 62 counties.

Since the 2020 Census, Cayuga County's Black population has declined by an estimated 8.8%. Black residents' share of Cayuga County's population has remained roughly unchanged at 3.3%.

Cayuga County is more Black than neighboring Wayne County (2.2% Black), and Oswego County (0.9% Black). Cayuga County is less Black than neighboring Seneca County (3.5% Black), Onondaga County (10.2% Black), and Tompkins County (3.6% Black).

Cayuga County's Asian Population

493 residents of Cayuga County, or 0.7% of the population, identify as Asian. The share of Asian residents in Cayuga County is lower than in New York overall, where 9% of the population is Asian. Cayuga County ranks 57th statewide in terms of Asian residents as a share of the population, out of 62 counties.

Since the 2020 Census, Cayuga County's Asian population has grown by an estimated 30.1%. Asian residents' share of Cayuga County's population has remained roughly unchanged at 0.7%.

Cayuga County is more Asian than neighboring Seneca County (0.6% Asian). Cayuga County is less Asian than neighboring Onondaga County (4.1% Asian), Tompkins County (10.1% Asian), and Oswego County (0.8% Asian).

Cayuga County's Hispanic Population

2,731 residents of Cayuga County, or 3.6% of the population, identify as Hispanic. The share of Hispanic residents in Cayuga County is significantly lower than in New York overall, where 19.8% of the population is Hispanic. Cayuga County ranks 45th statewide in terms of Hispanic residents as a share of the population, out of 62 counties.

Since the 2020 Census, Cayuga County's Hispanic population has grown by an estimated 3.6%. Hispanic residents' share of Cayuga County's population has remained roughly unchanged at 3.6%.

Cayuga County is more Hispanic than neighboring Oswego County (3.3% Hispanic). Cayuga County is less Hispanic than neighboring Seneca County (4.4% Hispanic), Onondaga County (5.9% Hispanic), Tompkins County (6.6% Hispanic), and Wayne County (5.3% Hispanic).

Cayuga County's Native American/Other Population

468 residents of Cayuga County, or 0.6% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Cayuga County is comparable to the share in New York overall, where 1.2% of the population is Native American/Other. Cayuga County ranks 30th statewide in terms of Native American/Other residents as a share of the population, out of 62 counties.

Since the 2020 Census, Cayuga County's Native American/Other population has declined by an estimated 11.9%. Native American/Other residents' share of Cayuga County's population has remained roughly unchanged at 0.6%.

Cayuga County is more Native American/Other than neighboring Wayne County (0.5% Native American/Other), and Oswego County (0.5% Native American/Other). Cayuga County is less Native American/Other than neighboring Seneca County (0.8% Native American/Other), Onondaga County (0.8% Native American/Other), and Tompkins County (1.3% Native American/Other).

Cayuga County's Multiracial Population

3,644 residents of Cayuga County, or 4.9% of the population, identify as Multiracial. The share of Multiracial residents in Cayuga County is comparable to the share in New York overall, where 3.8% of the population is Multiracial. Cayuga County ranks 10th statewide in terms of Multiracial residents as a share of the population, out of 62 counties.

Since the 2020 Census, Cayuga County's Multiracial population has remained roughly the same. Multiracial residents' share of Cayuga County's population has remained roughly unchanged at 4.9%.

Cayuga County is more Multiracial than neighboring Seneca County (3.5% Multiracial), Tompkins County (4.7% Multiracial), Wayne County (4.6% Multiracial), and Oswego County (3.6% Multiracial). Cayuga County is less Multiracial than neighboring Onondaga County (5.2% 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.