She estimated that dozens of potential voters in each location left without voting immediately as a result of the incidents.
She said a poll judge diffused the situation by informing demonstrators of state restrictions on electioneering and interference.
At the South Valley voting center, about 100 Trump supporters lined both sides of the street, standing next to vehicles and mingling with traffic.
Bernalillo County Sheriffās Office spokesman Joseph Montiel said that deputies in two patrol vehicles responded to concerns at the South Valley polling location.
The agency received a call about Trump supporters allegedly harassing people lined up to vote and another about fear of being harassed, he said.