Potomac Incorporated
Potomac Incorporated has no polls in our database and is rated on 6 past polls scored against results (1998–2006).
Rated polls
61998–2006
Average miss
3.4All pollsters: 6.8
Lean
0Against other polls of the same races
Picked winner
83%Of rated polls
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
6 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 type | Rated polls | Avg. miss | All pollsters | Lean | Picked winner |
|---|---|---|---|---|---|
| Governor | 3 | 2.7 | 5.7 | R+2.7 | 100% |
| House | 2 | 4.5 | 6.8 | R+3.0 | 50% |
| Senate | 1 | 3.7 | 5.5 | R+3.7 | 100% |
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. Potomac Incorporated is marked; darker bars are pollsters with a smaller miss.
Source: 99chambers pollster ratings and polls databaseUpdated Oct 22, 2026, 3:55 AM ET