Jason Guidone
Lost the 2026 race for Connecticut Senate District 19.
- Last margin
- −20.7
- Lost 2026
Source: Wikidata, congress-legislators and Open States; 99chambers legislative records
Every race Guidone has run
Baseline: how the seat voted for president in the same or nearest year. Running ahead of it means Guidone won voters the party’s presidential nominee did not; primaries have no baseline.
| Year | Office | Stage | Result | Opponents | Share | Margin | Raised | Baseline | Against baseline |
|---|---|---|---|---|---|---|---|---|---|
| 2026 | Connecticut Senate District 19 | General | Lost | Catherine Osten (D) | 39.7% | D+20.7 | $206.4K | D+6.7 | |
| 2024 | Connecticut State Senate, District 19 | General | Lost | Cathy Osten (D) | 43.1% | D+13.8 | — | — |
Source: 99chambers results archive; 2026: Connecticut Secretary of the State (unofficial)Updated Nov 8, 2026, 7:01 PM ET
Money
Guidone’s campaign fundraising.
- Raised, 2025–26
- $206.4K
Source: Connecticut State Elections Enforcement Commission filings through Oct 27, 2026Updated Nov 7, 2026, 1:51 PM ET
What’s next
From campaign filings, not from public statements.
| Jason Guidone for Senate State | Active |
Source: Connecticut State Elections Enforcement Commission filings through Oct 27, 2026Updated Nov 7, 2026, 1:51 PM ET
Who Guidone has run against
- Catherine Osten (D) · 2026 general, lost
- Cathy Osten (D) · 2024 election, lost
Source: 99chambers results archive; 2026: Connecticut Secretary of the State (unofficial)
The seat
- Connecticut Senate District 19 · lean D+7.6 · 25th most Democratic of 36
Source: 99chambers: presidential results on current lines (MEDSL precinct returns)