Demographics of Tompkins County, New York

Tompkins County, New York had 104,047 people on July 1, 2025, by the Census Bureau’s estimate: −1,461 since July 2020. Age, income, poverty, housing and origin below come from the American Community Survey, averaged over 2020–2024, each with its margin of error.

Tompkins County, in four figures

104,047
Population: July 1, 2025, Vintage 2025 estimate.; −1.4%
Change since July 2020: −1,461 people.; 32.3 ±0.3
Median age: ACS 2020–⁠2024.; $74,024 ±$4,332
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. Each year's change is births less deaths, net moves from abroad and net moves from elsewhere in the country, with the Bureau's small residual. The 2020 row's components run 3 months, from the April census to July 1.

Tompkins County, New York's population shrank 1.4% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Tompkins County, New York's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

U.S. Census Bureau — Census Bureau population estimates — counties and Puerto Rico municipios, with components of change

About this chart

The figures

Tompkins County, New York's population shrank 1.4% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Tompkins County, New York's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	105,508	100.0	100.0
2021	102,567	97.2	100.2
2022	104,177	98.7	100.7
2023	104,453	99.0	101.6
2024	104,394	98.9	102.5
2025	104,047	98.6	103.1

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Population of Tompkins County, New York on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	105,508	−227	+32	+5	−252
2021	102,567	−2,941	−90	+184	−2,823
2022	104,177	+1,610	−55	+536	+1,046
2023	104,453	+276	−126	+819	−401
2024	104,394	−59	−129	+936	−878
2025	104,047	−347	−130	+775	−996

Age, 2020–2024

The median age is 32.3 ±0.3: for men 30.8 ±0.4 and for women 33.6 ±0.4. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Tompkins County by age, ACS 2020–2024
Age	People	Share	New York	United States
Under 5	3,590 ±221	3.4% ±0.2	5.4% ±<0.1	5.6% ±<0.1
5 to 17	11,155 ±522	10.7% ±0.5	15.0% ±<0.1	16.3% ±<0.1
18 to 24	28,597 ±1,382	27.4% ±1.3	8.9% ±<0.1	9.1% ±<0.1
25 to 44	23,289 ±687	22.3% ±0.7	27.1% ±<0.1	26.9% ±<0.1
45 to 64	20,912 ±665	20.0% ±0.6	25.6% ±0.1	24.8% ±<0.1
65 and over	16,994 ±767	16.3% ±0.7	17.9% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $74,024 ±$4,332, and income per person $41,808 ±$1,340, in 2024 dollars. The median is $85,974 ±$402 in New York and $80,734 ±$166 in the United States.

Households by income

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Households in Tompkins County by income, ACS 2020–2024
Household income	Households	Share	New York	United States
Under $25,000	7,289 ±782	16.8% ±1.8	16.0% ±0.1	14.6% ±<0.1
$25,000 to $49,999	8,259 ±854	19.1% ±2.0	15.1% ±0.1	16.7% ±<0.1
$50,000 to $74,999	6,258 ±879	14.5% ±2.0	13.6% ±0.1	15.5% ±<0.1
$75,000 to $99,999	5,273 ±648	12.2% ±1.5	11.4% ±0.1	12.6% ±<0.1
$100,000 to $149,999	6,939 ±549	16.0% ±1.2	16.7% ±0.1	17.5% ±<0.1
$150,000 to $199,999	4,109 ±498	9.5% ±1.1	10.1% ±0.1	9.6% ±<0.1
$200,000 or more	5,136 ±441	11.9% ±1.0	17.1% ±0.1	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Tompkins County by age, ACS 2020–2024
Age	Below poverty	Rate	New York	United States
All ages	14,612 ±1,231	16.4% ±1.4	14.0% ±0.2	12.5% ±0.1
Under 18	1,563 ±276	11.0% ±1.9	18.3% ±0.2	16.1% ±0.1
18 to 59	11,098 ±1,049	21.0% ±1.9	12.8% ±0.1	11.6% ±0.1
60 and over	1,951 ±354	8.7% ±1.6	13.1% ±0.2	11.0% ±<0.1

Housing, 2020–2024

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Housing in Tompkins County, ACS 2020–2024
Measure	Tompkins County	New York	United States
Housing units	47,804 ±131	8,585,241 ±652	143,775,355 ±10,234
Occupied	90.5% ±1.3	90.0% ±0.1	89.9% ±0.1
Vacant	9.5% ±1.2	10.0% ±0.1	10.1% ±0.1
Owner occupied	54.1% ±1.3	54.3% ±0.2	65.2% ±0.3
Renter occupied	45.9% ±1.7	45.7% ±0.1	34.8% ±0.1
Median home value	$290,900 ±$12,898	$423,800 ±$1,627	$332,700 ±$236
Median gross rent	$1,411 ±$42	$1,621 ±$7	$1,413 ±$2
Median year built	1974 ±2	1959 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Tompkins County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	New York	United States
Hispanic or Latino	6,886 ±0	6.6% ±<0.1	19.8% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	77,012 ±562	73.7% ±0.5	52.8% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	3,804 ±332	3.6% ±0.3	13.4% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	10,602 ±384	10.1% ±0.4	9.0% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	153 ±71	0.1% ±0.1	0.2% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	1 to 107	< 0.1% to 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	1,157 ±410	1.1% ±0.4	1.0% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	4,869 ±538	4.7% ±0.5	3.8% ±0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Tompkins County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	New York	United States
Born in the state	57,374 ±1,522	54.9% ±1.5	62.4% ±0.1	57.3% ±<0.1
Born in another state	32,282 ±1,482	30.9% ±1.4	12.3% ±0.1	26.9% ±<0.1
Born a citizen outside the states	1,347 ±255	1.3% ±0.2	2.5% ±<0.1	1.7% ±<0.1
Born abroad	13,534 ±793	12.9% ±0.8	22.8% ±0.1	14.1% ±<0.1
Naturalized citizens	4,681 ±526	4.5% ±0.5	13.6% ±0.1	7.4% ±<0.1
Not citizens	8,853 ±694	8.5% ±0.7	9.2% ±0.1	6.8% ±<0.1

Tompkins County among the counties of New York

28th of 62 by population, July 2025. Every one is listed on the New York page.

Counties of New York near Tompkins County in population, July 2025
County	July 2025	Change since 2020
Chautauqua County	124,126	−2.6%
Oswego County	118,569	+1.0%
Ontario County	113,130	+0.6%
Jefferson County	111,540	−3.9%
St. Lawrence County	105,488	−2.5%
Tompkins County	104,047	−1.4%
Putnam County	99,028	+1.4%
Steuben County	91,855	−1.6%
Wayne County	91,250	+0.1%
Sullivan County	80,586	+2.7%
Chemung County	80,415	−3.9%

Elsewhere on the site

Sources

Census Bureau population estimates — counties and Puerto Rico municipios, with components of change — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Data retrieved September 25, 2026