LibertarianNo state or federal office heldLost the 2026 general
William Brown Jr.
Lost the 2026 race for California Senate District 12.
- Last margin
- −26.2
- Lost 2026
Source: Wikidata, congress-legislators and Open States; 99chambers legislative records
Every race Brown has run
Margin: how far Brown finished ahead of (+) or behind (−) the runner-up.
| Year | Office | Stage | Result | Opponents | Share | Margin |
|---|---|---|---|---|---|---|
| 2026 | California Senate District 12 | General | Lost | Nathan Magsig (R) | 36.9% | −26.2 |
Source: 99chambers results archive; 2026: California Secretary of State (unofficial)Updated Nov 8, 2026, 7:01 PM ET
Who Brown has run against
- Nathan Magsig (R) · 2026 general, lost
Source: 99chambers results archive; 2026: California Secretary of State (unofficial)
The seat
- California Senate District 12 · lean R+25.0 · 40th most Democratic of 40
Source: 99chambers: presidential results on current lines (MEDSL precinct returns)