The Ballot Brief
Cass County, North Dakota

North Dakota Senate District 21

One candidate is tracked for North Dakota Senate District 21 on the November 3, 2026 ballot: Mary Schneider. Candidate information follows official Cass County election filings; verify with the official election office linked below.

About this race

Mary Schneider (Democratic-NPL) is the only candidate on the November 3, 2026 ballot for North Dakota Senate District 21; unopposed candidates still appear on North Dakota ballots, so the race is on the ballot but is not contested. The Legislative Assembly's members-by-district roster shows no sitting member among these candidates. Party nominees were chosen at the June 9, 2026 primary, per the North Dakota Secretary of State's 2026 general-election candidate list.

What this office does

State legislator. State legislators write and vote on state laws and the state budget, which fund schools, roads, prisons, universities and health programs, and set the rules for local governments and elections. Each member represents one district and serves on committees that shape bills before a floor vote. Terms are two years in most state houses and four in most state senates.

This race. Elected by district: only voters who live in the district see this race on their ballot. One name is on the ballot for this seat.

North Dakota › Cass County › North Dakota Senate District 21

Mary Schneider

Democratic-NPL

Biography

Mary Schneider is the Democratic-NPL candidate for North Dakota Senate District 21. Schneider is an attorney in Fargo and is currently the sitting state representative for House District 21, first elected in 2015, per the North Dakota Legislative Assembly. Schneider is running for the Senate District 21 seat after Sen. Kathy Hogan announced Schneider would not seek reelection, per InForum. No campaign website was found as of September 20, 2026.

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Questions about this race

Who is running for North Dakota Senate District 21 in 2026?

One candidate is tracked for North Dakota Senate District 21 on the November 3, 2026 ballot: Mary Schneider. Candidate information follows official Cass County election filings; verify with the official election office linked below.

When is the North Dakota Senate District 21 election in North Dakota?

Election Day is Tuesday, November 3, 2026. Registration deadlines, early voting dates and mail ballot rules for North Dakota are on the North Dakota election hub at theballotbrief.com.

How do I see my exact Cass County ballot?

Enter your ZIP code in the lookup at theballotbrief.com for the statewide and congressional races, or a full street address to add the county, city and district contests for that location.

Verify this race

Candidate roster from official Cass County and state election office filings, last verified September 25, 2026. Bios and priorities carry their attribution inline.

Cross-check with the official North Dakota election office, or see the full Cass County sample ballot and your exact ballot by address.

The rest of your Cass County ballot

22 tracked races in Cass County, North Dakota. Landed here from another county's search? Look up your own ballot below.

Also on your ballot
North Dakota Senate District 41North Dakota Senate District 45North Dakota House District 11See all 22 Cass County races
Candidate profiles
Mary Schneider, full profileOfficial North Dakota election office