Voter file loaded June 8, 2026 · figures are from that file, held as a fixed record
Chautauqua County, New York has 80,033 active registered voters — 36.2% Republican, 28.1% Democratic, and 27.6% with no party affiliation, as of June 2026.
Party registration
How Chautauqua County voted for president
Election results are public records.
Chautauqua County at a glance.
Chautauqua County had an estimated 124,105 residents in July 2024, the 23rd most populous of New York's 62 counties, down 2.8% since the 2020 census. Of those, 98,942 are 18 or older, the voting-age population, and 22.6% are 65 or older. Its 80,033 active registered voters equal about 80.9% of that voting-age population.
It covers 1,060 square miles of land (117 people per square mile). The largest towns and cities are Jamestown (27,699), Pomfret (12,606), Dunkirk (12,379), Ellicott (8,570) and Busti (7,374). The American Community Survey (2020-2024) puts it at a median age of 42.9, a median household income of $58,351, 25.1% of adults 25 and older holding a bachelor's degree or higher and 68.9% of occupied homes owned by the people living in them.
In 2024, 56,613 votes were cast for president, about 57.2% of the voting-age population; the Democratic ticket took 39.0% and the Republican ticket 61.0%. The two-party margin moved from D+0.9 in 2008 to R+22.0 in 2024.
- Population (2024 estimate)
- 124,105
- Population (2020 census base)
- 127,647
- Voting-age population (18+)
- 98,942
- Active voters per 100 adults
- 80.9
- Residents 65 and older
- 22.6%
- People per square mile
- 117
- Land area
- 1,060 sq mi
- Median age
- 42.9
- Median household income
- $58,351
- Adults 25+ with a bachelor's degree
- 25.1%
- Owner-occupied homes
- 68.9%
Largest towns and cities
- Jamestown 27,699
- Pomfret 12,606
- Dunkirk 12,379
- Ellicott 8,570
- Busti 7,374
Presidential vote, 2008–2024
| Year | Democratic | Republican | Margin | Votes cast |
|---|---|---|---|---|
| 2024 | 39.0% | 61.0% | R+22.0 | 56,613 |
| 2020 | 38.9% | 58.8% | R+19.9 | 59,304 |
| 2016 | 35.0% | 59.6% | R+24.6 | 49,381 |
| 2012 | 45.0% | 53.3% | R+8.3 | 48,434 |
| 2008 | 49.5% | 48.6% | D+0.9 | 58,802 |
Sources: U.S. Census Bureau Vintage 2024 population estimates and 2024 Gazetteer; American Community Survey 2020–2024 5-year estimates; certified county presidential returns. Growth, density and turnout are simple arithmetic on those figures.
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