DemocraticIncumbent
Mary Isaacson
- Experience
- State legislature
Pennsylvania › Pennsylvania House of Representatives · State legislature · November 3, 2026 · Updated Oct 16, 2026
Pennsylvania House District 175
Mary Isaacson has no major-party opponent.
Mary Isaacson has no major-party opponent.
The candidates
The district
Lean D+68: how much more Democratic or Republican than the nation it votes for president.
Presidential vote
Precinct results re-aggregated to the current district lines.
Who lives here
- Population
- 64,636
- People per km²
- 6,539
- Adults with a B.A.+
- 75%
- White, no degree
- 13%of adults
- White 68%
- Hispanic 9%
- Black 8%
- Asian 10%
- Other / multiracial 5%
American Community Survey 2020–2024, aggregated from census tracts.
Past results
Results in the same-numbered district; earlier elections may have used different lines.
2024
29,976 votes · Uncontested by the other party✓ Marylouise Isaacson (D)100.0%
2024 President Vote in this district
35,740 two-party votes · D+68.3 · D+69.8 vs. the nation✓ Kamala Harris (D)84.1%
Donald Trump (R)15.9%
2022
23,904 votes · Uncontested by the other party✓ Marylouise Isaacson (D)100.0%
2020 Earlier district lines
30,213 votes · Uncontested by the other party✓ Marylouise Isaacson (D)100.0%
2020 President Vote in this district
37,855 two-party votes · D+68.8 · D+64.2 vs. the nation✓ Joe Biden (D)84.4%
Donald Trump (R)15.6%
2016 President Vote in this district
30,160 two-party votes · D+69.2 · D+67.0 vs. the nation✓ Hillary Clinton (D)84.6%
Donald Trump (R)15.4%