Diplomat News Network reporting from campaign and election officials said Mejia’s victory was called shortly after polls closed, as counting began across Morris and Essex counties in New Jersey, where election administrators described voter participation as steady throughout the day despite localized congestion at select polling stations.

Campaign representatives said Mejia’s team received confirmation of a projected win within minutes of the final precinct closures, while a Republican Party official, speaking on condition of attribution, acknowledged the race had shifted in the final hours of counting, citing strong turnout in Democratic-leaning urban precincts as a determining factor. 

A campaign spokesperson for Mejia said the result reflected "consistent voter engagement across working-class communities focused on economic concerns and national policy direction,” without releasing detailed internal tallies.

Outside campaign offices in Newark and nearby suburbs, supporters gathered in modest but steady numbers as results emerged. Local residents described an energized but orderly atmosphere, with one community member saying voters appeared motivated by economic pressures, including housing costs and employment stability. 

Another resident, who voted earlier in the day, said the campaign’s messaging on federal policy and public services resonated strongly in urban neighborhoods.

Mejia, a former president of the Working Families Alliance, entered the race with backing from progressive figures, including U.S. Senator Bernie Sanders. Her campaign focused on economic redistribution policies, restructuring federal immigration enforcement, and expanding labor protections. 

She also drew attention for her criticism of President Donald Trump’s pardons related to individuals convicted in connection with the January 6 Capitol attack.

During the campaign, Mejia also expressed critical views on aspects of U.S. foreign policy toward Israel, stating through her campaign platform that she supported what she described as "equal rights and dignity for Palestinians,” a position that became a point of debate among political observers and advocacy groups.

Analysts said the outcome reinforces Democratic control of the district at a time when the party holds a narrow margin in the U.S. House of Representatives. 

A political analyst cited by Diplomat News Network noted that special elections in suburban swing districts are increasingly shaped by economic messaging and turnout among younger and working-class voters, rather than traditional party loyalty alone.

The result is expected to contribute to broader Democratic momentum ahead of upcoming midterm election cycles, while also highlighting internal ideological divisions between progressive and moderate factions within the party’s congressional delegation.