DemocratNo state or federal office heldLost the 2022 general
Heather R. Mizeur
Ran in 1 election in 2022.
- Last margin
- −11.3
- Lost 2022
- Elections
- 1
- 2022
Source: Wikidata, congress-legislators and Open States; 99chambers legislative records
Every race Mizeur has run
Baseline: how the seat voted for president in the same or nearest year. Running ahead of it means Mizeur won voters the party’s presidential nominee did not; primaries have no baseline.
| Year | Office | Stage | Result | Opponents | Share | Margin | Raised | Baseline | Against baseline |
|---|---|---|---|---|---|---|---|---|---|
| 2022 | U.S. House, MD-1 | General | Lost | Andy Harris (R), Daniel Frank Thibeault (L) | 43.1% | R+11.3 | $2.8M | R+13.5 |
Source: 99chambers results archive
Money
Mizeur’s campaign fundraising.
- Raised, 2021–22
- $2.8M
Source: FEC filings through Dec 31, 2022Updated Oct 8, 2026, 10:37 AM ET
In the polls
Included in 2 polls; Mizeur’s best result was 39% (Maryland's 1st District, 2022).
Mizeur’s polls in the database →Who Mizeur has run against
- Andy Harris (R) · 2022 election, lost
Source: 99chambers results archive
How we know Mizeur
One person, matched across every source we use.
- FEC H2MD01220
Source: Identity links: Wikidata, congress-legislators, Open States, FEC