C+387th of 556

Mainstreet Research/FAU

Mainstreet Research/FAU has 23 polls in our database and is rated on 3 past polls scored against results (2024).

Rated polls

3

2024

Average miss

3.7

All pollsters: 6.8

Lean

0

Against other polls of the same races

Picked winner

67%

Of rated polls

Last poll

Nov 2, 2024

2024 United States Senate election in Michigan (2024)

Every rated poll against the result

Each dot is one poll from the last three weeks of a race: how far its margin landed from the result. Above the line it overstated Democrats; below, Republicans. Bars show each cycle’s average lean.

  • Poll
  • Cycle average
D+3.7

3 rated polls; misses beyond 10 points are drawn at the edge. Source: 99chambers pollster ratings and polls databaseUpdated Oct 22, 2026, 3:55 AM ET

By type of race

Race typeRated pollsAvg. missAll pollstersLeanPicked winner
Senate33.75.5D+3.767%

Avg. miss: green where it beats all pollsters’ average for that type. Source: 99chambers pollster ratings and polls databaseUpdated Oct 22, 2026, 3:55 AM ET

Among all pollsters

Average miss of every rated pollster, in points. Mainstreet Research/FAU is marked; darker bars are pollsters with a smaller miss.

Source: 99chambers pollster ratings and polls databaseUpdated Oct 22, 2026, 3:55 AM ET

DatesQuestionSampleResultMarginvs resultSource
Oct 25–Nov 2, 20242024 United States Senate election in Michigan (2024)713 LVSlotkin 47 · Rogers 43D+4—Release
Oct 25–Nov 2, 20242024 United States Senate election in Michigan (2024)733 RVSlotkin 47 · Rogers 42D+5—Release
Oct 25–Nov 2, 20242024 United States Senate election in Pennsylvania (2024)699 LVJr. 49 · McCormick 44D+5—Release
Oct 25–Nov 2, 20242024 United States Senate election in Pennsylvania (2024)726 RVJr. 48 · McCormick 43D+5—Release
Oct 25–Nov 2, 20242024 United States Senate election in Wisconsin (2024)786 LVBaldwin 47 · Hovde 45D+2—Release
Oct 25–Nov 2, 20242024 United States Senate election in Wisconsin (2024)798 RVBaldwin 47 · Hovde 45D+2—Release
Oct 2–6, 20242024 United States Senate election in Texas (2024)811 RVAllred 43 · Cruz 46R+3—Release
Oct 2–6, 20242024 United States Senate election in Texas (2024)775 LVAllred 44 · Cruz 47R+3—Release
Jul 14–15, 20242024 United States Senate election in Virginia (2024)301 AKaine 42 · Cao 33D+9—Release
Jul 14–15, 20242024 United States Senate election in Virginia (2024)265 LVKaine 44 · Cao 34D+10—Release

Latest poll ended Nov 2, 2024. Source: each poll’s own release, via the 99chambers polls database

Who it polls for

Sponsors of its polls since 2024, by share of polls.

No sponsor named100%

No polls for candidates or party committees on file.

Source: 99chambers pollster ratings and polls databaseUpdated Oct 22, 2026, 3:55 AM ET