Running mostly on the platform of the Democratic Party, the candidates are bidding for different offices at the federal, state and local levels.
NAN reports that besides the presidential election, governorship polls are holding in 11 states and two territories, in addition to other state and local elections.
Congressional elections are also holding on Tuesday with all the 435 seats in the U.S. House of Representatives, and 35 of the 100 seats in the Senate up for grabs.
At the federal level, Oye Owolewa, whose father is from Kwara and mother from Oyo, is aiming for a ‘shadow’ (non-voting) seat in the House of Representatives.
Mr Owolewa, a Ph.D holder in Pharmacy from the Northeastern University, Boston, is seeking to represent the District of Columbia (DC) under the Democratic Party.
If elected, the 30-year-old, whose agenda includes fighting income inequality in the U.S., would be the first Nigerian congressman in the country’s history.
Also at the federal level, Yomi Faparusi, an Ibadan-born native of Ode-Ekiti in Ekiti State, is vying as an independent candidate to represent the state of Tennessee in the U.S. Senate.
Mr Faparusi holds a doctorate in Medicine from the University of Ibadan, a Ph.D. in Health from Johns Hopkins University, and Juris Doctorate from the Widener University School of Law, Delaware.