electionsmcp › races › Connecticut State Senate District 20
Connecticut State Senate District 20
The current officeholder, the 2024 result, and a precinct-level model you can run yourself — built from how Connecticut actually voted.
Model Connecticut State Senate District 20 →
Current officeholder
Martha Marx Democratic
2024 result
Democratic D+12.3
2024 votes cast
49,621
Office
State Senate
Precinct results — 2024 general
19 precincts reported in Connecticut State Senate District 20's 2024 general election. The twenty largest:
| Precinct | Winner | Margin | Votes |
|---|---|---|---|
| 09011-DISTRICT 1-Lyme-Old Lyme Middle School Gymnasium | Democratic | D+10.3 | 5,207 |
| 09011-DISTRICT 1-East Lyme High School | Democratic | D+13.7 | 4,454 |
| 09011-DISTRICT 2-Niantic Center School | Democratic | D+17.4 | 3,911 |
| 09011-DISTRICT 2-Harbor School | Democratic | D+42.2 | 3,355 |
| 09011-DISTRICT 3-Oswegatchie School | Democratic | D+2.8 | 3,173 |
| 09011-DISTRICT 1-New London Stm High School | Democratic | D+47.3 | 3,090 |
| 09011-DISTRICT 3-East Lyme Community Center | Democratic | D+16.9 | 3,057 |
| 09011-DISTRICT 4-Great Neck School | Democratic | D+6.0 | 2,982 |
| 09007-DISTRICT 1-Old Saybrook Middle School Gymnasium | Democratic | D+6.3 | 2,979 |
| 09011-DISTRICT 1-Town Hall | Democratic | D+9.2 | 2,762 |
| 09011-DISTRICT 2-Quaker Hill School | Democratic | D+10.3 | 2,630 |
| 09011-DISTRICT 4-Community Center At Fair Oaks - 4 | Republican | R+7.6 | 2,197 |
| 09011-DISTRICT 1-Town Hall-Gym-1 | Republican | R+0.8 | 1,819 |
| 09011-DISTRICT 3-Nathan Hale School | Democratic | D+28.2 | 1,791 |
| 09011-DISTRICT 2-Salem Town Office Building Room 2 | Republican | R+4.8 | 1,639 |
| 09011-DISTRICT 1-Fields Memorial School | Republican | R+11.3 | 1,534 |
| 09011-DISTRICT 5-Mohegan Elementary School - 5 | Republican | R+4.7 | 1,246 |
| 09011-DISTRICT 1-Salem Town Office Building Room 1 | Republican | R+10.9 | 950 |
| 09011-DISTRICT 3-Town Hall-Gym-3 | Republican | R+0.1 | 845 |
All 19 precincts are modelable — open the race in the simulator and drill to precinct grain.
Find your district
Enter a ZIP code or a district (e.g. NC-4) to find your U.S. House district and who represents it.
Model Connecticut State Senate District 20 in five steps
- Set the candidates. Name the contenders for the Connecticut State Senate District 20 (or keep the generic Democrat / Republican defaults). The map starts from real 2024 results in every precinct.
- Apply a swing. Move vote share statewide, or by demographic cohort, with a slider. The map and the running tally recompute instantly.
- Model turnout. Mobilize or depress turnout for any group — turnout and persuasion are modeled separately, the way a real campaign thinks about them.
- Drill to precincts. Zoom from the state down to individual precincts and override any of them by hand.
- Roll up & share. Roll the result up to chamber control, then publish a shareable, frozen link to your scenario.
Open Connecticut State Senate District 20 in the simulator →
Frequently asked
Who represents Connecticut State Senate District 20?
Martha Marx (Democratic) currently holds this State Senate seat.
What was the 2024 result in Connecticut State Senate District 20?
D+12.3 — 27,864 Democratic, 21,757 Republican, of 49,621 votes cast.
Can I model this race myself?
Yes — open it in the electionsmcp simulator and model vote-share swing and turnout from the real 2024 baseline, down to the precinct, then roll it up to chamber control.