Belgard was the unsuccessful Democratic nominee for Congress in New Jersey's 3rd congressional district, losing to Republican Tom MacArthur.
[11] During the campaign, Stuart Rothenberg of Roll Call said the "district is competitive, though it leans slightly Republican" and will be a "serious fight.
"[12] Belgard was endorsed by the National Organization for Women, Sierra Club, League of Conservation Voters and EMILY's List, a political action committee that supports pro-choice Democratic candidates.
[13][14] During the course of her campaign, Belgard defended the Affordable Care Act as well as President Obama's decision not to inform Congress about the release of five terrorists from Guantanamo Bay detention camp.
Belgard supports the Affordable Care Act and opposes attempts to repeal it,[15] but was criticized by WPHT talk show host Dom Giordano for "giving vague responses to complaints about the law.