CalledUnofficial results
Pennsylvania House District 121
Pennsylvania House of Representatives · Pennsylvania
Jessica McClay held the seat for Democrats, winning by 16.6 points over Michael Harostock III.
Jessica McClayDemocrat · winner
58.3%9,381
Michael Harostock IIIRepublican
41.7%6,711
100% of the expected vote counted · 16,092 votes
Source: civicAPI unofficial results and race callsUpdated Nov 7, 2026, 7:01 PM ET
Where the race moved
Against the 2024 presidential vote
The seat's recent races
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)
Money in this race
Each line compares the two campaigns on one scale.
Jessica McClayMichael Harostock III
$0
Raised by the campaign
$40.3K
$1.5K
Spent by the campaign
$19.7K
$0
Cash on hand
$23.6K
Campaign money: Pennsylvania Department of State, through May 19, 2026; Pennsylvania Department of State, through Jun 8, 2026.
Source: Pennsylvania Department of State campaign filingsUpdated May 19, 2026
Pre-election forecast (final, Nov 3)
Our model's last run before Election Day, Nov 3, 2026. It no longer updates.
- Jessica McClay
- 87%
- Michael Harostock III
- 13%
- Projected margin
- D+8.1