New York State Assembly seat · lines in effect since 2024
New York Assembly District 99
A district of about 130,000 people, 36% of adults with a bachelor's degree. It votes R+17.5 relative to the nation for president.
Where it sits among all 150 seats
Every New York State Assembly seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.
Democratic
Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET
Every race on these lines
Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.
| 2024 | 2026 | |
|---|---|---|
| New York State Assembly | D+13.3 | D+28.9 |
Outlined: the race for this seat itselfBlank: no race that year
Source: 99chambers results archive: precinct results allocated to current lines; 2026: New York State Board of ElectionsUpdated Nov 7, 2026, 3:01 PM ET
Who lives here, compared
Grey bars show the spread of all 150 seats. Small marks are other seats in New York. The black marker is District 99.
Lower than 51% of seats.
Higher than 73% of seats.
Higher than 58% of seats.
Lower than 53% of seats.
Lower than 70% of seats.
Less dense than 74% of seats.
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET
Seats most like this one
Nearest seats on demographics, density and lean.
District 9839% college gradsR+20.6Held RDistrict 7
43% college gradsR+16.9Held RDistrict 2
37% college gradsR+21.0Held RDistrict 105
41% college gradsR+10.8Held R
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET
Who has held it
These lines took effect in 2024.
- Christopher W. Eachus (D)
2025– · Won 2024 by 13.3, 2026 by 28.9
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)