Joseph R. Biden Elections Candidates Joseph R. Biden Preferred Party: Democrat Age: 82 Online: joebiden.com Election(s) 2024 Presidential Primary Election March 12, 2024 Presidential Primary: Democratic Party Joseph R. Biden ✔ Clark County 87.38% 34,793 votes ✔ Overall 85.66% 497,481 votes ✔ Uncommitted delegates Clark County 5% 1,989 votes Overall 7.53% 43,712 votes Dean Phillips Clark County 3.68% 1,465 votes Overall 3.01% 17,484 votes Marianne Williamson Clark County 2.83% 1,128 votes Overall 2.62% 15,197 votes