Seneca County, New York Population 2024

31,494

Seneca County, New York's estimated 2024 population is 31,494 with a growth rate of -2.16% in the past year according to the most recent United States census data. Seneca County, New York is the 57th largest county in New York. The 2010 population was 35,271 and has seen a growth of -10.71% since that time.

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202928,024-694-2.42%
202828,718-694-2.36%
202729,412-694-2.31%
202630,106-694-2.25%
202530,800-694-2.2%
202431,494-694-2.16%
202332,188-694-2.11%
202232,882-694-2.07%
202133,576-171-0.51%
202033,747-442-1.29%
201934,189-88-0.26%
201834,277-16-0.05%
201734,293-432-1.24%
201634,725-89-0.26%
201534,814-77-0.22%
201434,891-353-1%
201335,244-110-0.31%
201235,354290.08%
201135,325540.15%
201035,271
199033,683-50-0.15%
198033,733-1,350-3.85%
197035,0833,0999.69%
196031,9842,7319.34%
195029,2533,52113.68%
194025,7327493%
193024,9832481%
192024,735-2,237-8.29%
191026,972-1,142-4.06%
190028,114-113-0.4%
189028,227-1,051-3.59%
188029,2781,4555.23%
187027,823-315-1.12%
186028,1382,69710.6%
185025,4415672.28%
184024,8743,83318.22%
183021,041-2,578-10.91%
182023,6197,01042.21%
181016,609-11,415-40.73%
showing: 39 rows
2024 Growth Rate
-2.16% (-694)
County Website
Seneca County
2010 Population
35,271
Area
324 mi²
Density
97 people/mi²
Growth Since 2010
-10.71% (-3,777)
Founded
1804

Seneca County, New York Population 2024

Population by Race

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Race
Population
Percentage (of total)
White30,13389.55%
Black or African American1,4984.45%
Two or more races1,2883.83%
Other race4131.23%
Asian2360.7%
Native American780.23%
Native Hawaiian or Pacific Islander50.01%
showing: 7 rows

White

Black or African American

Two or more races

Other race

Asian

Native American

Native Hawaiian or Pacific Islander

Seneca County, New York Population by Race

Seneca County, New York Population Pyramid 2024

Seneca County, New York Median Age

43

Total

41.2

Male

45.3

Female

Seneca County, New York Adults

There are 26,908 adults, (6,788 of whom are seniors) in Seneca County, New York.

Seneca County, New York Age Dependency

67.3

Age Dependency Ratio

33.7

Old Age Dependency Ratio

33.5

Child Dependency Ratio

Seneca County, New York Sex Ratio

Female16,03847.66%
Male17,61352.34%

Seneca County, New York Population by Age

Seneca County, New York Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All13,6222.372.527.5
Married6,2013.0489.210.8
Non Family5,6831.2555.744.3
Female1,0093.0968.331.7
Male7293.1968.231.8
showing: 5 rows

2.95

Average Family Size

2.3

Average Household Size

72.5%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Seneca County, New York Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Seneca County, New York Educational Attainment by Sex (over 25)

Seneca County, New York Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among native american people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 69.88%.

Seneca County, New York Educational Attainment by Race

All

Male

Female

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$43,122

Average Earnings

$49,045

Average Male

$37,882

Average Female

Seneca County, New York Earnings by Educational Attainment

Seneca County, New York Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Seneca County, New York Language

92.67% of Seneca County, New York residents speak only English, while 7.33% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 4.73% of the population.

Seneca County, New York Language

Seneca County, New York Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White28,7993,34611.62%
Multiple1,23633126.78%
Hispanic1,04429027.78%
Black50225951.59%
Other33113340.18%
Native773342.86%
Asian1972110.66%
showing: 7 rows

13.14%

Overall Poverty Rate

11.78%

Male Poverty Rate

14.52%

Female Poverty Rate

Poverty in Seneca County, New York

The race most likely to be in poverty in Seneca County, New York is Black, with 51.59% below the poverty level.

The race least likely to be in poverty in Seneca County, New York is Asian, with 10.66% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.64%. Among those working part-time, it was 18.27%, and for those that did not work, the poverty rate was 20.91%.

Seneca County, New York Poverty

rate

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Rate
Poverty
Less Than 9th Grade21.76%
High School17.32%
Some College6.06%
Bachelors or Greater5.46%
showing: 4 rows

Seneca County, New York Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed19.8%
Female Unemployed16.36%
Female Employed8.35%
Male Employed5.99%
showing: 4 rows

Seneca County, New York Poverty Rate by Employment Status and Sex

Seneca County, New York Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Seneca County, New York Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

47.0%

Overall Marriage Rate

46.2%

Male Marriage Rate

47.8%

Female Marriage Rate

Seneca County, New York Married by Age and Sex

male

female

Seneca County, New York Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Seneca County, New York Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Seneca County, New York Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

2,431

Number of Veterans

2,272

Male Veterans

159

Female Veterans

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Seneca County, New York Veterans by War

count

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Seneca County, New York Veterans by Age

count

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Seneca County, New York Veterans by Race

Seneca County, New York Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

4.2%

Veteran Poverty Rate

35.14%

Veteran Disability Rate

Seneca County, New York Veterans by Education

LaborForceParticipation

56.7%

Labor Force Participation

54.1%

Employment Rate

4.5%

Unemployment Rate

Seneca County, New York Employment by Age

LaborForceParticipation

Seneca County, New York Employment by Race

LaborForceParticipation

Seneca County, New York Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

80.24%

Born in Seneca County, New York

97.64%

Native Born

2.36%

Foreign Born

0.77%

Non Citizen

1.59%

Naturalized

Place of Birth

97.64% of Seneca County, New York residents were born in the United States, with 80.24% having been born in New York. 0.77% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Seneca County, New York Place of Birth

Sources