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DDHQ/Decision Desk

Forecaster quality, broken out by office and by cycle. Scored on the Brier score of its final pre-election win probability (lower is better), over 531 races, 2016–2024.

Overall Brier
0.095
Races scored
531

Head-to-head vs VotePredictor Elections

Apples-to-apples: on the 531 races DDHQ/Decision Desk forecast, its win-probability Brier vs VotePredictor Elections' calibrated win-prob on those same races.

ModelBrierCalled right
DDHQ/Decision Desk0.09588%
VotePredictor Elections0.09388%

Every race (531)

Each race DDHQ/Decision Desk scored, with its final pre-election call vs who actually won, and the Brier score for that call. Click a race for its full detail.

RaceTheir callWinnerBrierCalled
2024 AK-1 HouseRep 63%Rep0.137✓
2024 AL-2 HouseDem 78%Dem0.048✓
2024 CA-22 HouseDem 60%Rep0.360✗
2024 CA-47 HouseDem 51%Dem0.245✓
2024 CA-49 HouseDem 89%Dem0.012✓
2024 CA-51 HouseDem 99%Dem0.000✓
2024 CO-8 HouseDem 71%Rep0.504✗
2024 CT-5 HouseDem 76%Dem0.058✓
2024 FL-13 HouseRep 76%Rep0.058✓
2024 FL-4 HouseRep 99%Rep0.000✓
2024 GA-2 HouseDem 85%Dem0.023✓
2024 IA-1 HouseRep 86%Rep0.020✓
2024 IA-2 HouseRep 98%Rep0.000✓
2024 IA-3 HouseRep 53%Rep0.221✓
2024 IA-4 HouseRep 99%Rep0.000✓
2024 IL-17 HouseDem 89%Dem0.012✓
2024 ME-1 HouseDem 99%Dem0.000✓
2024 ME-2 HouseDem 72%Dem0.078✓
2024 MI-10 HouseRep 57%Rep0.185✓
2024 MI-7 HouseRep 63%Rep0.137✓
2024 MT-1 HouseRep 83%Rep0.029✓
2024 NE-1 HouseRep 99%Rep0.000✓
2024 NE-2 HouseDem 68%Rep0.462✗
2024 NE-3 HouseRep 99%Rep0.000✓
2024 NH-1 HouseDem 97%Dem0.001✓
2024 NH-2 HouseDem 98%Dem0.000✓
2024 NY-1 HouseRep 79%Rep0.044✓
2024 NY-17 HouseRep 59%Rep0.168✓
2024 NY-18 HouseDem 89%Dem0.012✓
2024 NY-22 HouseDem 61%Dem0.152✓
2024 NY-3 HouseDem 89%Dem0.012✓
2024 NY-4 HouseDem 75%Dem0.062✓
2024 OH-13 HouseDem 85%Dem0.023✓
2024 PA-8 HouseDem 66%Rep0.436✗
2024 SD-1 HouseRep 99%Rep0.000✓
2024 VA-2 HouseRep 66%Rep0.116✓
2024 VA-7 HouseDem 82%Dem0.032✓
2024 VT-1 HouseDem 99%Dem0.000✓
2024 AK PresidentRep 95%Rep0.003✓
2024 AZ PresidentRep 64%Rep0.130✓
2024 CA PresidentDem 99%Dem0.000✓
2024 CO PresidentDem 93%Dem0.005✓
2024 FL PresidentRep 83%Rep0.029✓
2024 GA PresidentRep 63%Rep0.137✓
2024 IA PresidentRep 90%Rep0.010✓
2024 MA PresidentDem 99%Dem0.000✓
2024 MD PresidentDem 99%Dem0.000✓
2024 ME PresidentDem 95%Dem0.003✓
2024 ME-1 PresidentDem 99%Dem0.000✓
2024 ME-2 PresidentRep 87%Rep0.017✓
2024 MI PresidentDem 57%Rep0.325✗
2024 MN PresidentDem 76%Dem0.058✓
2024 MO PresidentRep 98%Rep0.000✓
2024 MT PresidentRep 99%Rep0.000✓
2024 NC PresidentRep 64%Rep0.130✓
2024 NE PresidentRep 99%Rep0.000✓
2024 NE-1 PresidentRep 98%Rep0.000✓
2024 NE-2 PresidentDem 82%Dem0.032✓
2024 NE-3 PresidentRep 99%Rep0.000✓
2024 NH PresidentDem 91%Dem0.008✓
2024 NJ PresidentDem 98%Dem0.000✓
2024 NM PresidentDem 84%Dem0.026✓
2024 NV PresidentRep 57%Rep0.185✓
2024 NY PresidentDem 99%Dem0.000✓
2024 OH PresidentRep 90%Rep0.010✓
2024 OK PresidentRep 99%Rep0.000✓
2024 OR PresidentDem 96%Dem0.002✓
2024 PA PresidentRep 54%Rep0.212✓
2024 RI PresidentDem 97%Dem0.001✓
2024 SC PresidentRep 97%Rep0.001✓
2024 SD PresidentRep 99%Rep0.000✓
2024 TX PresidentRep 90%Rep0.010✓
2024 UT PresidentRep 99%Rep0.000✓
2024 VA PresidentDem 81%Dem0.036✓
2024 VT PresidentDem 99%Dem0.000✓
2024 WA PresidentDem 99%Dem0.000✓
2024 WI PresidentRep 51%Rep0.240✓
2024 WY PresidentRep 99%Rep0.000✓
2024 AZ SenateDem 73%Dem0.073✓
2024 CA SenateDem 99%Dem0.000✓
2024 FL SenateRep 78%Rep0.048✓
2024 MA SenateDem 99%Dem0.000✓
2024 MD SenateDem 99%Dem0.000✓
2024 MI SenateDem 66%Dem0.116✓
2024 MN SenateDem 99%Dem0.000✓
2024 MO SenateRep 91%Rep0.008✓
2024 MT SenateRep 83%Rep0.029✓
2024 NJ SenateDem 99%Dem0.000✓
2024 NM SenateDem 88%Dem0.014✓
2024 NV SenateDem 72%Dem0.078✓
2024 NY SenateDem 99%Dem0.000✓
2024 OH SenateRep 61%Rep0.152✓
2024 PA SenateDem 66%Rep0.436✗
2024 RI SenateDem 99%Dem0.000✓
2024 TX SenateRep 75%Rep0.062✓
2024 UT SenateRep 99%Rep0.000✓
2024 VA SenateDem 90%Dem0.010✓
2024 WA SenateDem 99%Dem0.000✓
2024 WI SenateDem 76%Dem0.058✓
2024 WY SenateRep 99%Rep0.000✓
2022 AK-1 HouseDem 65%Dem0.121✓
2022 CA-21 HouseDem 99%Dem0.000✓
2022 CA-26 HouseDem 93%Dem0.004✓
2022 CA-27 HouseRep 58%Rep0.175✓
2022 CA-41 HouseRep 90%Rep0.010✓
2022 CA-49 HouseDem 82%Dem0.033✓
2022 CO-3 HouseRep 96%Rep0.001✓
2022 CO-8 HouseRep 69%Dem0.470✗
2022 CT-2 HouseDem 92%Dem0.006✓
2022 CT-4 HouseDem 100%Dem0.000✓
2022 CT-5 HouseDem 75%Dem0.062✓
2022 DE-1 HouseDem 99%Dem0.000✓
2022 FL-1 HouseRep 100%Rep0.000✓
2022 FL-13 HouseRep 93%Rep0.005✓
2022 FL-15 HouseRep 78%Rep0.050✓
2022 FL-2 HouseRep 99%Rep0.000✓
2022 FL-27 HouseRep 95%Rep0.002✓
2022 FL-28 HouseRep 98%Rep0.000✓
2022 FL-4 HouseRep 96%Rep0.001✓
2022 GA-2 HouseDem 81%Dem0.036✓
2022 IA-3 HouseRep 64%Rep0.127✓
2022 IL-10 HouseDem 100%Dem0.000✓
2022 IL-17 HouseRep 72%Dem0.514✗
2022 KS-2 HouseRep 100%Rep0.000✓
2022 KS-3 HouseDem 87%Dem0.018✓
2022 MD-1 HouseRep 100%Rep0.000✓
2022 MD-2 HouseDem 99%Dem0.000✓
2022 MD-6 HouseDem 89%Dem0.011✓
2022 ME-1 HouseDem 98%Dem0.001✓
2022 ME-2 HouseRep 74%Dem0.551✗
2022 MI-10 HouseRep 75%Rep0.063✓
2022 MI-7 HouseDem 60%Dem0.164✓
2022 MI-8 HouseRep 59%Dem0.343✗
2022 MN-1 HouseRep 98%Rep0.000✓
2022 MN-2 HouseDem 71%Dem0.082✓
2022 MT-1 HouseRep 94%Rep0.004✓
2022 MT-2 HouseRep 100%Rep0.000✓
2022 NC-1 HouseDem 69%Dem0.094✓
2022 NC-13 HouseRep 81%Dem0.650✗
2022 NH-1 HouseRep 56%Dem0.312✗
2022 NH-2 HouseDem 85%Dem0.021✓
2022 NJ-7 HouseDem 59%Rep0.348✗
2022 NM-1 HouseDem 90%Dem0.011✓
2022 NM-2 HouseRep 83%Dem0.685✗
2022 NM-3 HouseDem 93%Dem0.006✓
2022 NV-1 HouseDem 59%Dem0.168✓
2022 NV-2 HouseRep 100%Rep0.000✓
2022 NV-3 HouseDem 64%Dem0.129✓
2022 NV-4 HouseDem 77%Dem0.053✓
2022 NY-11 HouseRep 92%Rep0.006✓
2022 NY-17 HouseDem 88%Rep0.770✗
2022 NY-19 HouseRep 54%Rep0.212✓
2022 NY-22 HouseDem 50%Rep0.254✗
2022 NY-25 HouseDem 97%Dem0.001✓
2022 OH-1 HouseRep 61%Dem0.371✗
2022 OH-13 HouseRep 80%Dem0.641✗
2022 OR-4 HouseRep 52%Dem0.266✗
2022 OR-6 HouseDem 61%Dem0.153✓
2022 PA-12 HouseDem 93%Dem0.005✓
2022 PA-17 HouseRep 66%Dem0.436✗
2022 PA-7 HouseRep 55%Dem0.301✗
2022 PA-8 HouseDem 57%Dem0.184✓
2022 RI-2 HouseDem 58%Dem0.179✓
2022 TX-15 HouseRep 74%Rep0.069✓
2022 VA-10 HouseDem 91%Dem0.008✓
2022 VA-2 HouseDem 59%Rep0.343✗
2022 VA-7 HouseDem 76%Dem0.060✓
2022 VT-1 HouseDem 99%Dem0.000✓
2022 WA-3 HouseRep 91%Dem0.828✗
2022 WY-1 HouseRep 100%Rep0.000✓
2022 AL SenateRep 100%Rep0.000✓
2022 AR SenateRep 100%Rep0.000✓
2022 AZ SenateDem 64%Dem0.134✓
2022 CA SenateDem 100%Dem0.000✓
2022 CO SenateDem 81%Dem0.037✓
2022 CT SenateDem 99%Dem0.000✓
2022 FL SenateRep 91%Rep0.007✓
2022 GA SenateDem 52%Dem0.229✓
2022 IA SenateRep 99%Rep0.000✓
2022 IL SenateDem 98%Dem0.000✓
2022 IN SenateRep 100%Rep0.000✓
2022 KS SenateRep 100%Rep0.000✓
2022 MD SenateDem 100%Dem0.000✓
2022 MO SenateRep 98%Rep0.001✓
2022 NC SenateRep 77%Rep0.052✓
2022 NH SenateDem 67%Dem0.111✓
2022 NV SenateRep 56%Dem0.317✗
2022 NY SenateDem 100%Dem0.000✓
2022 OH SenateRep 86%Rep0.019✓
2022 OK SenateRep 100%Rep0.000✓
2022 OR SenateDem 97%Dem0.001✓
2022 PA SenateRep 62%Dem0.381✗
2022 SD SenateRep 100%Rep0.000✓
2022 VT SenateDem 100%Dem0.000✓
2022 WA SenateDem 91%Dem0.009✓
2022 WI SenateRep 91%Rep0.008✓
2020 AK-1 HouseRep 70%Rep0.091✓
2020 AR-2 HouseRep 57%Rep0.187✓
2020 AZ-6 HouseDem 60%Rep0.356✗
2020 CA-1 HouseRep 75%Rep0.061✓
2020 CA-21 HouseDem 65%Rep0.428✗
2020 CA-22 HouseRep 86%Rep0.018✓
2020 CA-25 HouseDem 70%Rep0.494✗
2020 CA-39 HouseRep 51%Rep0.244✓
2020 CA-4 HouseRep 81%Rep0.037✓
2020 CA-49 HouseDem 91%Dem0.009✓
2020 CA-50 HouseRep 80%Rep0.039✓
2020 CO-3 HouseDem 53%Rep0.278✗
2020 DE-1 HouseDem 97%Dem0.001✓
2020 FL-13 HouseDem 87%Dem0.017✓
2020 FL-15 HouseRep 66%Rep0.118✓
2020 FL-16 HouseRep 83%Rep0.031✓
2020 FL-18 HouseRep 75%Rep0.062✓
2020 FL-21 HouseDem 94%Dem0.004✓
2020 FL-27 HouseDem 75%Rep0.569✗
2020 FL-4 HouseRep 96%Rep0.002✓
2020 IA-1 HouseDem 71%Rep0.503✗
2020 IA-2 HouseDem 83%Rep0.690✗
2020 IA-3 HouseDem 81%Dem0.037✓
2020 IA-4 HouseRep 81%Rep0.037✓
2020 IL-13 HouseDem 55%Rep0.307✗
2020 IL-17 HouseDem 79%Dem0.044✓
2020 IL-3 HouseDem 92%Dem0.007✓
2020 IL-6 HouseDem 67%Dem0.106✓
2020 IN-5 HouseRep 56%Rep0.197✓
2020 KS-1 HouseRep 99%Rep0.000✓
2020 KS-2 HouseRep 88%Rep0.014✓
2020 KS-3 HouseDem 82%Dem0.032✓
2020 KS-4 HouseRep 99%Rep0.000✓
2020 ME-1 HouseDem 98%Dem0.000✓
2020 ME-2 HouseDem 86%Dem0.019✓
2020 MI-3 HouseRep 52%Rep0.229✓
2020 MN-1 HouseRep 53%Rep0.224✓
2020 MN-2 HouseDem 81%Dem0.035✓
2020 MO-2 HouseRep 62%Rep0.144✓
2020 MT-1 HouseRep 61%Rep0.151✓
2020 NC-11 HouseRep 58%Rep0.173✓
2020 NC-8 HouseRep 61%Rep0.155✓
2020 NC-9 HouseRep 77%Rep0.053✓
2020 NE-2 HouseRep 54%Rep0.215✓
2020 NH-1 HouseDem 66%Dem0.116✓
2020 NH-2 HouseDem 86%Dem0.021✓
2020 NJ-2 HouseDem 59%Rep0.349✗
2020 NM-1 HouseDem 98%Dem0.001✓
2020 NM-2 HouseDem 51%Rep0.259✗
2020 NM-3 HouseDem 98%Dem0.000✓
2020 NY-1 HouseRep 60%Rep0.157✓
2020 NY-11 HouseDem 74%Rep0.547✗
2020 NY-18 HouseDem 86%Dem0.021✓
2020 NY-22 HouseDem 67%Rep0.449✗
2020 NY-23 HouseRep 93%Rep0.005✓
2020 NY-24 HouseRep 53%Rep0.220✓
2020 OH-1 HouseRep 68%Rep0.102✓
2020 OH-10 HouseRep 72%Rep0.079✓
2020 OH-12 HouseRep 91%Rep0.009✓
2020 OK-1 HouseRep 100%Rep0.000✓
2020 OK-5 HouseRep 54%Rep0.211✓
2020 PA-1 HouseRep 64%Rep0.132✓
2020 PA-10 HouseRep 53%Rep0.216✓
2020 PA-7 HouseDem 82%Dem0.031✓
2020 PA-8 HouseDem 76%Dem0.056✓
2020 SC-1 HouseRep 57%Rep0.182✓
2020 TX-10 HouseRep 71%Rep0.083✓
2020 TX-21 HouseRep 67%Rep0.108✓
2020 TX-22 HouseDem 67%Rep0.448✗
2020 TX-23 HouseDem 68%Rep0.459✗
2020 TX-25 HouseRep 82%Rep0.032✓
2020 TX-3 HouseRep 64%Rep0.131✓
2020 TX-6 HouseRep 89%Rep0.013✓
2020 TX-7 HouseDem 54%Dem0.211✓
2020 UT-1 HouseRep 99%Rep0.000✓
2020 UT-2 HouseRep 99%Rep0.000✓
2020 UT-3 HouseRep 100%Rep0.000✓
2020 UT-4 HouseRep 52%Rep0.235✓
2020 VA-10 HouseDem 89%Dem0.013✓
2020 VA-2 HouseDem 79%Dem0.045✓
2020 VA-5 HouseDem 63%Rep0.391✗
2020 VA-7 HouseDem 59%Dem0.167✓
2020 VT-1 HouseDem 99%Dem0.000✓
2020 WA-3 HouseRep 62%Rep0.141✓
2020 WY-1 HouseRep 100%Rep0.000✓
2020 AK PresidentRep 81%Rep0.036✓
2020 AL PresidentRep 99%Rep0.000✓
2020 AR PresidentRep 100%Rep0.000✓
2020 AZ PresidentDem 58%Dem0.176✓
2020 CA PresidentDem 100%Dem0.000✓
2020 CO PresidentDem 93%Dem0.005✓
2020 CT PresidentDem 100%Dem0.000✓
2020 DC PresidentDem 100%Dem0.000✓
2020 DE PresidentDem 100%Dem0.000✓
2020 FL PresidentDem 63%Rep0.397✗
2020 GA PresidentDem 53%Dem0.221✓
2020 HI PresidentDem 100%Dem0.000✓
2020 IA PresidentRep 56%Rep0.194✓
2020 ID PresidentRep 100%Rep0.000✓
2020 IL PresidentDem 98%Dem0.000✓
2020 IN PresidentRep 93%Rep0.005✓
2020 KS PresidentRep 94%Rep0.004✓
2020 KY PresidentRep 92%Rep0.006✓
2020 LA PresidentRep 100%Rep0.000✓
2020 MA PresidentDem 100%Dem0.000✓
2020 MD PresidentDem 100%Dem0.000✓
2020 ME PresidentDem 94%Dem0.004✓
2020 MI PresidentDem 81%Dem0.036✓
2020 MN PresidentDem 86%Dem0.020✓
2020 MO PresidentRep 85%Rep0.023✓
2020 MS PresidentRep 96%Rep0.002✓
2020 MT PresidentRep 80%Rep0.040✓
2020 NC PresidentDem 56%Rep0.314✗
2020 ND PresidentRep 98%Rep0.000✓
2020 NE PresidentRep 100%Rep0.000✓
2020 NH PresidentDem 90%Dem0.010✓
2020 NJ PresidentDem 99%Dem0.000✓
2020 NM PresidentDem 96%Dem0.002✓
2020 NV PresidentDem 75%Dem0.062✓
2020 NY PresidentDem 100%Dem0.000✓
2020 OH PresidentRep 55%Rep0.202✓
2020 OK PresidentRep 100%Rep0.000✓
2020 OR PresidentDem 98%Dem0.000✓
2020 PA PresidentDem 74%Dem0.068✓
2020 RI PresidentDem 100%Dem0.000✓
2020 SC PresidentRep 85%Rep0.023✓
2020 SD PresidentRep 98%Rep0.000✓
2020 TN PresidentRep 97%Rep0.001✓
2020 TX PresidentRep 61%Rep0.152✓
2020 UT PresidentRep 92%Rep0.006✓
2020 VA PresidentDem 93%Dem0.005✓
2020 VT PresidentDem 100%Dem0.000✓
2020 WA PresidentDem 100%Dem0.000✓
2020 WI PresidentDem 78%Dem0.048✓
2020 WV PresidentRep 98%Rep0.000✓
2020 WY PresidentRep 100%Rep0.000✓
2020 AK SenateRep 67%Rep0.109✓
2020 AL SenateRep 90%Rep0.010✓
2020 CO SenateDem 86%Dem0.020✓
2020 DE SenateDem 100%Dem0.000✓
2020 GA SenateDem 56%Rep0.314✗
2020 IA SenateDem 51%Rep0.260✗
2020 IL SenateDem 99%Dem0.000✓
2020 KS SenateRep 67%Rep0.109✓
2020 KY SenateRep 91%Rep0.008✓
2020 MA SenateDem 99%Dem0.000✓
2020 ME SenateDem 65%Rep0.423✗
2020 MI SenateDem 86%Dem0.020✓
2020 MN SenateDem 88%Dem0.014✓
2020 MS SenateRep 84%Rep0.026✓
2020 MT SenateRep 59%Rep0.168✓
2020 NC SenateDem 68%Rep0.462✗
2020 NE SenateRep 98%Rep0.000✓
2020 NH SenateDem 99%Dem0.000✓
2020 NJ SenateDem 100%Dem0.000✓
2020 NM SenateDem 94%Dem0.004✓
2020 OK SenateRep 99%Rep0.000✓
2020 OR SenateDem 100%Dem0.000✓
2020 SC SenateRep 65%Rep0.122✓
2020 SD SenateRep 96%Rep0.002✓
2020 TN SenateRep 97%Rep0.001✓
2020 TX SenateRep 81%Rep0.036✓
2020 VA SenateDem 97%Dem0.001✓
2020 WV SenateRep 99%Rep0.000✓
2020 WY SenateRep 97%Rep0.001✓
2018 AK-1 HouseRep 67%Rep0.109✓
2018 AR-2 HouseRep 88%Rep0.015✓
2018 AZ-1 HouseDem 55%Dem0.199✓
2018 AZ-2 HouseDem 86%Dem0.019✓
2018 AZ-4 HouseRep 99%Rep0.000✓
2018 AZ-6 HouseRep 98%Rep0.001✓
2018 AZ-8 HouseRep 69%Rep0.099✓
2018 CA-10 HouseDem 62%Dem0.145✓
2018 CA-16 HouseDem 95%Dem0.002✓
2018 CA-21 HouseRep 63%Dem0.393✗
2018 CA-22 HouseRep 87%Rep0.017✓
2018 CA-25 HouseDem 50%Dem0.247✓
2018 CA-39 HouseRep 54%Dem0.294✗
2018 CA-4 HouseRep 66%Rep0.114✓
2018 CA-45 HouseDem 53%Dem0.226✓
2018 CA-48 HouseRep 53%Dem0.284✗
2018 CA-49 HouseDem 82%Dem0.032✓
2018 CA-50 HouseRep 69%Rep0.094✓
2018 CO-3 HouseRep 85%Rep0.022✓
2018 CO-6 HouseDem 75%Dem0.062✓
2018 DE-1 HouseDem 99%Dem0.000✓
2018 FL-1 HouseRep 100%Rep0.000✓
2018 FL-15 HouseRep 62%Rep0.141✓
2018 FL-16 HouseRep 85%Rep0.021✓
2018 FL-18 HouseRep 74%Rep0.068✓
2018 FL-19 HouseRep 95%Rep0.002✓
2018 FL-25 HouseRep 77%Rep0.053✓
2018 FL-26 HouseDem 52%Dem0.229✓
2018 FL-27 HouseDem 64%Dem0.127✓
2018 FL-6 HouseRep 61%Rep0.154✓
2018 FL-9 HouseDem 92%Dem0.006✓
2018 GA-3 HouseRep 100%Rep0.000✓
2018 GA-6 HouseRep 51%Dem0.255✗
2018 GA-7 HouseRep 78%Rep0.050✓
2018 IA-1 HouseDem 71%Dem0.082✓
2018 IA-2 HouseDem 96%Dem0.002✓
2018 IA-3 HouseDem 52%Dem0.231✓
2018 IA-4 HouseRep 76%Rep0.057✓
2018 IL-12 HouseRep 65%Rep0.123✓
2018 IL-13 HouseRep 62%Rep0.146✓
2018 IL-14 HouseDem 56%Dem0.196✓
2018 IL-16 HouseRep 99%Rep0.000✓
2018 IL-6 HouseDem 57%Dem0.189✓
2018 IN-5 HouseRep 91%Rep0.009✓
2018 IN-9 HouseRep 81%Rep0.038✓
2018 KS-1 HouseRep 93%Rep0.004✓
2018 KS-2 HouseDem 52%Rep0.267✗
2018 KS-3 HouseDem 71%Dem0.083✓
2018 KS-4 HouseRep 97%Rep0.001✓
2018 KY-6 HouseDem 50%Rep0.253✗
2018 ME-1 HouseDem 99%Dem0.000✓
2018 ME-2 HouseDem 52%Dem0.234✓
2018 MI-1 HouseRep 93%Rep0.005✓
2018 MI-11 HouseDem 68%Dem0.106✓
2018 MI-2 HouseRep 87%Rep0.017✓
2018 MI-6 HouseRep 63%Rep0.136✓
2018 MI-8 HouseDem 53%Dem0.224✓
2018 MN-1 HouseDem 53%Rep0.285✗
2018 MN-2 HouseDem 67%Dem0.110✓
2018 MN-3 HouseDem 74%Dem0.069✓
2018 MN-7 HouseDem 95%Dem0.003✓
2018 MN-8 HouseRep 62%Rep0.143✓
2018 MT-1 HouseRep 74%Rep0.070✓
2018 NC-13 HouseRep 60%Rep0.161✓
2018 NC-2 HouseRep 71%Rep0.086✓
2018 ND-1 HouseRep 99%Rep0.000✓
2018 NE-1 HouseRep 100%Rep0.000✓
2018 NE-2 HouseRep 79%Rep0.045✓
2018 NH-1 HouseDem 77%Dem0.051✓
2018 NH-2 HouseDem 97%Dem0.001✓
2018 NJ-11 HouseDem 77%Dem0.053✓
2018 NJ-2 HouseDem 96%Dem0.002✓
2018 NJ-3 HouseDem 55%Dem0.205✓
2018 NJ-5 HouseDem 91%Dem0.008✓
2018 NJ-7 HouseDem 68%Dem0.101✓
2018 NM-1 HouseDem 93%Dem0.005✓
2018 NM-2 HouseRep 55%Dem0.303✗
2018 NM-3 HouseDem 99%Dem0.000✓
2018 NV-1 HouseDem 99%Dem0.000✓
2018 NV-2 HouseRep 99%Rep0.000✓
2018 NV-3 HouseDem 73%Dem0.074✓
2018 NV-4 HouseDem 61%Dem0.152✓
2018 NY-1 HouseRep 79%Rep0.044✓
2018 NY-11 HouseRep 63%Dem0.402✗
2018 NY-19 HouseDem 55%Dem0.199✓
2018 NY-21 HouseRep 93%Rep0.005✓
2018 NY-22 HouseRep 58%Dem0.341✗
2018 NY-23 HouseRep 78%Rep0.047✓
2018 NY-24 HouseRep 75%Rep0.062✓
2018 NY-25 HouseDem 93%Dem0.006✓
2018 NY-27 HouseRep 69%Rep0.098✓
2018 OH-1 HouseRep 68%Rep0.102✓
2018 OH-12 HouseRep 53%Rep0.223✓
2018 OH-16 HouseRep 93%Rep0.005✓
2018 OH-2 HouseRep 97%Rep0.001✓
2018 OH-4 HouseRep 99%Rep0.000✓
2018 OH-7 HouseRep 82%Rep0.031✓
2018 OK-1 HouseRep 94%Rep0.004✓
2018 OK-2 HouseRep 100%Rep0.000✓
2018 OK-3 HouseRep 100%Rep0.000✓
2018 OK-4 HouseRep 100%Rep0.000✓
2018 OK-5 HouseRep 92%Dem0.851✗
2018 OR-2 HouseRep 91%Rep0.007✓
2018 OR-5 HouseDem 100%Dem0.000✓
2018 PA-1 HouseDem 54%Rep0.292✗
2018 PA-10 HouseRep 59%Rep0.166✓
2018 PA-11 HouseRep 88%Rep0.013✓
2018 PA-13 HouseRep 91%Rep0.008✓
2018 PA-16 HouseRep 65%Rep0.121✓
2018 PA-17 HouseDem 74%Dem0.069✓
2018 PA-18 HouseDem 100%Dem0.000✓
2018 PA-7 HouseDem 81%Dem0.038✓
2018 PA-8 HouseDem 90%Dem0.011✓
2018 PA-9 HouseRep 96%Rep0.002✓
2018 SD-1 HouseRep 98%Rep0.000✓
2018 TX-12 HouseRep 100%Rep0.000✓
2018 TX-2 HouseRep 88%Rep0.014✓
2018 TX-21 HouseRep 82%Rep0.032✓
2018 TX-23 HouseRep 79%Rep0.043✓
2018 TX-31 HouseRep 86%Rep0.019✓
2018 TX-32 HouseDem 61%Dem0.149✓
2018 TX-7 HouseDem 51%Dem0.242✓
2018 UT-1 HouseRep 100%Rep0.000✓
2018 UT-2 HouseRep 96%Rep0.001✓
2018 UT-3 HouseRep 100%Rep0.000✓
2018 UT-4 HouseDem 53%Dem0.220✓
2018 VA-10 HouseDem 71%Dem0.086✓
2018 VA-2 HouseDem 51%Dem0.244✓
2018 VA-5 HouseRep 59%Rep0.168✓
2018 VA-7 HouseRep 52%Dem0.270✗
2018 VT-1 HouseDem 100%Dem0.000✓
2018 WA-3 HouseRep 61%Rep0.151✓
2018 WA-5 HouseRep 69%Rep0.095✓
2018 WA-8 HouseRep 52%Dem0.270✗
2018 WI-1 HouseRep 55%Rep0.202✓
2018 WI-6 HouseRep 76%Rep0.058✓
2018 WV-1 HouseRep 100%Rep0.000✓
2018 WV-2 HouseRep 86%Rep0.020✓
2018 WV-3 HouseRep 66%Rep0.117✓
2018 WY-1 HouseRep 100%Rep0.000✓
2018 AZ SenateDem 57%Dem0.184✓
2018 CT SenateDem 99%Dem0.000✓
2018 DE SenateDem 100%Dem0.000✓
2018 FL SenateDem 68%Rep0.464✗
2018 IN SenateDem 59%Rep0.345✗
2018 MA SenateDem 100%Dem0.000✓
2018 MD SenateDem 100%Dem0.000✓
2018 ME SenateDem 98%Rep0.966✗
2018 MI SenateDem 90%Dem0.010✓
2018 MN SenateDem 100%Dem0.000✓
2018 MO SenateRep 51%Rep0.240✓
2018 MS SenateRep 97%Rep0.001✓
2018 MT SenateDem 74%Dem0.065✓
2018 ND SenateRep 77%Rep0.054✓
2018 NE SenateRep 97%Rep0.001✓
2018 NJ SenateDem 90%Dem0.010✓
2018 NM SenateDem 99%Dem0.000✓
2018 NV SenateDem 54%Dem0.214✓
2018 NY SenateDem 100%Dem0.000✓
2018 OH SenateDem 95%Dem0.002✓
2018 PA SenateDem 95%Dem0.003✓
2018 RI SenateDem 100%Dem0.000✓
2018 TN SenateRep 73%Rep0.072✓
2018 TX SenateRep 72%Rep0.076✓
2018 UT SenateRep 92%Rep0.006✓
2018 VA SenateDem 94%Dem0.004✓
2018 WA SenateDem 98%Dem0.000✓
2018 WI SenateDem 96%Dem0.002✓
2018 WV SenateDem 68%Dem0.100✓
2018 WY SenateRep 99%Rep0.000✓

By office

OfficeRacesBrierCalled right
House3330.11985%
Senate1070.06891%

By cycle

YearRacesBrierCalled right
20181700.09590%
20201650.09887%
2022960.12280%
20241000.06394%

Why no “time to election” curve? Unlike pollsters — where we have every poll with its field dates — our forecaster archive (JHK Forecasts) stores only each outfit's final pre-election forecast per race, not its earlier snapshots. So a lead-time breakdown genuinely isn't in the data for forecasters. Pollster pages do show it (e.g. the leaderboard).