Nevada State Assembly seat · lines in effect since 2022
Nevada Assembly District 40
A district of about 83,000 people, 23% Hispanic, 27% of adults with a bachelor's degree. It votes R+15.1 relative to the nation for president.
Where it sits among all 42 seats
Every Nevada 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.
| 2016 | 2018 | 2022 | 2024 | 2026 | |
|---|---|---|---|---|---|
| U.S. Senate | R+15.7 | R+15.0 | No race | R+10.0 | No race |
| Governor | No race | R+14.3 | No race | No race | No race |
| Nevada State Assembly | No race | No race | R+20.8 | R+22.6 | R+9.3 |
Outlined: the race for this seat itselfBlank: no race that year
Source: 99chambers results archive: precinct results allocated to current lines; 2026: Nevada Secretary of StateUpdated Nov 7, 2026, 3:01 PM ET
Who lives here, compared
Grey bars show the spread of all 42 seats. Small marks are other seats in Nevada. The black marker is District 40.
Higher than 56% of seats.
Higher than 90% of seats.
Lower than 54% of seats.
Lower than 95% of seats.
Lower than 90% of seats.
Less dense than 83% 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 3134% college gradsR+15.8Held RDistrict 19
23% Hispanic · 23% college gradsR+29.4Held RDistrict 22
35% college gradsR+10.8CountingDistrict 39
27% college gradsR+35.8Held 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 2022.
- Julie Butler (R)
2027– · Won 2026 by 9.3 - Philip "pk" O'Neill (R)
2025–2027 · Won 2024 by 22.6 - Philip Oneill (R)
2023–2025 · Won 2022 by 20.8
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)