Northbrook 2026 IL Primary Voters Guide

Early voting is underway. Here's everything you need to know about the March 17 election.

Published on Mar. 10, 2026

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Northbrook residents will be voting in the Illinois Primary Election on March 17, with early voting already underway. Both Democratic and Republican candidates are making their final pushes ahead of the election, which will determine who represents their party in the November General Election. Voters in the 10th Congressional District will decide whether to re-elect longtime incumbent Brad Schneider or nominate challenger Morgan Coghill.

Why it matters

The Illinois Primary Election will have significant implications for statewide and federal races, including the governorship, U.S. Senate, and control of Congress. Northbrook voters will play a key role in shaping the future political landscape of Illinois and the nation.

The details

Early voting for the Illinois Primary Election is taking place at Northbrook Village Hall, with voting hours from 9 a.m. to 5 p.m. on March 9-13, 9 a.m. to 5 p.m. on March 14, 10 a.m. to 4 p.m. on March 15, and 9 a.m. to 5 p.m. on March 16. Voters can check their registration status online and register in person on the same day they vote, either during early voting or on Election Day. Those voting by mail must apply for a ballot by 5 p.m. on March 12.

  • Early voting is underway and will continue through March 16.
  • Illinois Primary Election Day is on March 17.

The players

Brad Schneider

A longtime incumbent Democratic Congressman representing Illinois' 10th Congressional District, serving as a senior member of the House Ways and Means Committee and chair of the New Democrat Coalition. He also sits on the House Foreign Affairs Committee.

Morgan Coghill

A Mundelein resident and small business owner running as a progressive populist challenger against Schneider in the Democratic primary for the 10th Congressional District.

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What’s next

Voters in Northbrook and across Illinois' 10th Congressional District will head to the polls on March 17 to cast their ballots in the primary election.

The takeaway

The Illinois Primary Election will have significant implications for the state and the country, with Northbrook voters playing a crucial role in determining the Democratic and Republican nominees for key statewide and federal offices.