Friday, August 18th, 2017
49 (R)(D) 51
Control of the Senate
Benchmark Politics is the only predictive model to include county-level demographic, economic, and polling data to make accurate predictions about national elections. Benchmark was the most accurate forecaster of the 2016 Democratic primaries. The bar above uses our proprietary model to predict control of the senate. The map below provides probability of victory in each Senate race.

National Polling


PollsterStateDate of PollSample SizeRV or LVMoEDemocratRepublicanSpread
NYT/SienaNC11/4 - 11/6800LV3.54546Burr (R) +1
QuinnipiacNC11/3 - 11/6870LV3.34747Tie
QuinnipiacFL11/3 - 11/6884LV3.34350Rubio (R) +7
Granite State PollingNH11/3 - 11/6707LV3.74945Hassan (D) +4
EmersonOH11/4 - 11/5900LV3.22849Portman (R) +21
EmersonNH11/4 - 11/51000LV3.04649Ayotte (R) +3
EmersonMO11/4 - 11/5750LV3.54645Kander (D) +1
EmersonNV11/4 - 11/5600LV3.94847Cortez Masto (D) +1
PPPCO11/3 - 11/4704LV3.75040Bennet (D) +10
YouGovFL11/2 - 11/41188LV3.64447Rubio (R) +3
YougovOH11/2 - 11/41188LV4.13952Portman (R) +13
KeatingCO11/2 - 11/3605LV4.04938Bennet (D) +11
Landmark/Rosetta StoneGA11/2 - 11/31000LV3.14050Isakson (R) +10
Opinion SavvyGA11/2 - 11/3538LV4.23950Isakson (R) +11
HarperPA11/2 - 11/3504LV4.44444Tie
WTHR/Howey PoliticsIN11/1 - 11/3600LV4.04146Young (R) +5
Opinion SavvyFL11/1 - 11/2603LV4.04650Rubio (R) +4
GravisNH11/1 - 11/21001RV2.04446Ayotte (R) +2
Boston Globe/SuffolkNH10/31 - 11/2500LV--4244Ayotte (R) +2
UMASS Lowell/7 NewsNH10/28 -11/2695LV4.34746Hassan (D) +1
PPPMO10/31 - 11/11083LV3.64446Blunt (R) +2
Loras CollegeWI10/31 - 11/1500LV4.44745Feingold (D) +2
RemingtonMO10/31 - 11/11722LV2.44448Blunt (R) +4
PPPNH10/31 - 11/1781LV3.64845Hassan (D) +3
SusquehehannaPA10/31 - 11/1681LV3.84741McGinty (D) +6
PPPNV10/31 - 11/1688LV3.84744Cortez Masto (D) +3
PPPWI10/31 - 11/1891LV3.34944Feingold (D) +5
PPPPA10/31 - 11/11050LV3.04644McGinty (D) +2
PPPNC10/31 - 11/11083LV3.04548Burr (R) +3
NBC/WSJ/MaristGA10/30 - 11/1707LV3.73748Isakson (R) +11
GravisIN10/30 - 11/1399RV4.94037Bayh (D) +3
NBC/WSJ/MaristAZ10/30 - 11/1719LV3.73955McCain (R) +16
WBUR/MassINCNH10/29 - 11/1500LV4.44551Ayotte (R) +6
MonmouthPA10/29 - 11/1403LV4.94744McGinty (D) +3
8 News NowNV10/28 - 11/1 600LV4.04543Cortez Masto (D) +2
CNN/ORCFL10/27 - 11/1773LV3.54849Rubio (R) +1
QuinnipiacNC10/27 -11/1602LV4304945Ross (D) +4
CNN/ORCNV10/27 -11/1790LV3.54749Heck (R) +2
QuinnipiacFL10/27 - 11/1626LV394450Rubio (R) +6
CNN/ORCAZ10/27 - 11/1769LV3.54154McCain (R) +13
QuinnipiacWI10/27 - 11/1602LV4.03856Portman (R) +18
DFMMO10/27 - 11/1508LV4.44141Tie
CNNPA10/27 - 11/11104LV3.05146McGinty (D) +5
University of DenverCO10/29 - 10/31550LV4.24840Bennet (D) +8
EmersonGA10/29 - 10/31650LV3.84048Isakson (R) +8
EmersonMO10/28 - 10/31 650LV3.84545Tie
SUSA/WRALNC10/28 - 10/31718LV3.74349Burr (R) +6
EmersonCO10/28 - 10/31750LV3.54742Bennet (D) +5
EmersonAZ10/28 - 10/31700LV3.64046McCain (R) +6
MonmouthMO10/28 - 10/31405LV-4647Blunt (R) +1
SurvemonkeyWI10/25 - 10/311195LV-4949Tie
SurvemonkeyWA10/25 - 10/31745LV-6136Murray (D) +35
SurvemonkeyVT10/25 - 10/31436LV-6433Leahy (D) +31
SurvemonkeyUT10/25 - 10/311078LV-3462Lee (R) +38
SurvemonkeySD10/25 - 10/31298LV-3167Thune (R) +36
SurvemonkeySC10/25 - 10/311762LV-3956Scott (R) +17
SurvemonkeyPA10/25 - 10/312255LV-4946McGinty (D) +3
SurvemonkeyOR10/25 - 10/31743LV-6234Wyden (D) +28
SurvemonkeyOK10/25 - 10/31472LV-3562Lankford (R) +27
SurvemonkeyOH10/25 - 10/311823LV-4055Portman (R) +15
SurvemonkeyND10/25 - 10/31279LV-2771Hoeven (R) +44
SurvemonkeyNC10/25 - 10/311574LV-4743Ross (D) +4
SurvemonkeyNY10/25 - 10/311734LV-6828Schumer (D) +40
SurvemonkeyNH10/25 - 10/31659LV-5038Hassan (D) +12
SurvemonkeyNV10/25 - 10/311010LV-4747Tie
SurvemonkeyMO10/25 - 10/31671LV-5145Kander (D) +6
SurvemonkeyMD10/25 - 10/31740LV-6631Van Hollen (D) +35
SurvemonkeyKY10/25 - 10/31424LV-4652Paul (R) +6
SurvemonkeyKS10/25 - 10/311273LV-4156Moran (R) +17
SurvemonkeyIA10/25 - 10/31984LV-4156Grassley (R) +15
SurvemonkeyIL10/25 - 10/311003LV-5738Duckworth (D) +19
SurvemonkeyID10/25 - 10/31447LV-3461Crapo (R) +27
SurvemonkeyHI10/25 - 10/31467LV-6927Schatz (D) +42
SurvemonkeyGA10/25 - 10/312665LV-4150Isakson (R) +9
SurvemonkeyFL10/25 - 10/312809LV-4749Rubio (R) +2
SurvemonkeyCT10/25 - 10/31554LV-5938Blumenthal (D) +21
SurvemonkeyCO10/25 - 10/311532LV-4846Bennet (D) +3
SurvemonkeyAR10/25 - 10/31484LV-4454Boozman (R) +10
SurvemonkeyAZ10/25 - 10/311457LV-4649McCain (R) +3
SurvemonkeyAK10/25 - 10/31300LV-2652Murkowski (R) +26
SurvemonkeyAL10/25 - 10/31485LV-3660Shelby (R) +24
F&MPA10/26 - 10/30652LV5.14735McGinty (D) +12
YouGovAZ10/26 - 10/28994LV4.33843McCain (R) +5
YouGovCO10/26 - 10/28997LV4.14641Bennet (D) +5
YouGovPA10/26 - 10/281091LV3.74441McGinty (D) +3
YouGovNC10/26 - 10/28992LV4.14444Tie
EmersonNV10/26 - 10/27550LV4.14448Heck (R) +4
EmersonNC10/26 - 10/27650LV3.84448Burr (R) +4
EmersonWI10/26 - 10/27400LV4.94944Feingold (D) +5
EmersonFL10/26 - 10/27500LV4.64749Rubio (R) +2
EmersonOH10/26 - 10/27800LV3.43549Portman (R) +14
NYT Upshot/SienaFL10/25 - 10/27814LV3.44251Rubio (R) +9
EmersonPA10/25 - 10/26550LV4.14543McGinty (D) +2
Dixie StrategiesFL10/25 - 10/26698LV3.74349Rubio (R) +6
St. Louis Post-DispatchMO10/24 - 10/26625LV4.04647Blunt (R) +1
Muhlenberg College/Morning CallPA10/20 - 10/26420LV5.54141Tie
QuinnipiacNC10/20 - 10/26702LV3.74748Burr (R) +1
GravisNV10/25 - 10/25875RV3.35044Cortez Masto (D) +6
EmersonNH10/23 -10/25600LV3.94450Ayotte (R) +6
NYT/UpshotPA10/23 - 10/25824LV3.44744McGinty (D) +3
MonmouthNH10/22 - 10/25401LV4.94646Tie
University of North FloridaFL10/20 - 10/25819LV3.44349Rubio (R) +6
GravisIN10/22 - 10/24596LV2.33937Bayh (D) +2
BloombergFL10/21 - 10/24953LV3.24151Rubio (R) +10
MonmouthAZ10/21 - 10/24401LV4.94050McCain (R) +10
NBC/WSJ/MaristNH10/20 - 10/24768LV3.54748Ayotte (R) +1
SurveyUSAFL10/20 - 10/241251LV2.34145Rubio (R) +4
NBC/WSJ/MaristNV10/20 - 10/24707LV3.74249Heck (R) +7
EmersonID10/21 - 10/231023LV32457Crapo (R) +33
RasmussenNV10/20 - 10/22826LV44341Cortez Masto (D) +2
Hendrix CollegeAR10/21 - 10/21463LV4.63452Boozman (R) +18
MonmouthNC10/20 - 10/23402LV4.94349Burr (R) +6
NYT Upshot/SienaNC10/20 - 10/23792LV3.54746Ross (D) +1
PPPNC10/21 - 10/22875LV3.34142Burr (R) +1
Elway PollWA10/20 - 10/22502LV4.55834Murray (D) +24
YouGovFL10/20 - 10/211042LV3.64244Rubio (R) +2
UMASS AmherstNH10/17 - 10/21772LV4.54448Ayotte (R) +4
Opinion SavvyFL10/20 - 10/20538LV4.24646Tie
EmersonPA10/17 - 10/19800LV3.44346Toomey (R) +3
WMUR/UNHNH10/11 - 10/17770LV3.34638Hassan + 8
EmersonNH10/17 - 10/19900LV3.24545Tie
EmersonMO10/17 - 10/19600LV3.94444Tie
WISH-TV/Ball StateIN10/18 - 10/18----3.94943Bayh (D) +6
Victory ResearchIL10/16 - 10/181200LV2.84939Duckworth (D) +10
MonmouthNV10/14 - 10/17413LV4.84245Heck (R) +3
SienaNY10/13 - 10/17611LV4.66627Schumer (D) +39
QuinnipiacCO10/10 - 10/16685LV3.75638Bennet (D) +18
QuinnipiacFL10/10 - 10/16660LV3.84749Rubio (R) +2
Survey USANC10/14 - 10/16651LV3.94345Burr (R) +2
QuinnipiacOH10/10 - 10/16624LV3.94154Portman (R) +13
QuinnipiacPA10/10 - 10/16660LV3.84549Toomey (R) +4
St. NorbertWI10/13 - 10/16664LV3.85240Feingold (D) +12
Survey USAKS10/11 - 10/15549LV4.23156Moran (R) +25
CNN/ORCNC10/10 - 10/15788LV3.54748Burr (R) +1
CNN/ORCNV10/10 - 10/15698LV3.55245Cortez Masto (D) +7
CNN/ORCOH10/10 - 10/15744LV3.54056Portman (R) +16
CBS News/YouGovNV10/12 - 10/14996LV4.53939Tie
MagellanCO10/12 - 10/13500LV4.44732Bennet (D) +15
GravisCO10/12 - 10/131226RV2.84838Bennet (D) +10
PPP FL10/12 - 10/13985LV3.14348Rubio (R) +5
GravisFL10/11 - 10/131799RV2.33644Rubio (R) +8
MonmouthIN10/11 - 10/13402LV4.94842Bayh (D) +6
8 News NOW - Las VegasNV10/10 - 10/13600LV44035Cortez Masto (D) +5
Landmark CommunicationsGA10/11 - 10/121400LV2.73750Isakson (R) +13
NBC/WSJ/MaristNC10/10 - 10/12743LV3.64646Tie
SuffolkNC10/10 - 10/12500LV4.43640Burr (R) +4
EmersonNC10/10 - 10/12600LV3.94345Burr (R) +2
WBUR/MassINCNH10/10 - 10/12501LV4.44747Tie
NBC/WSJ/MaristOH10/10 - 10/12724LV3.63755Portman (R) +18
EmersonOH10/10 - 10/12600LV3.93047Portman (R) +17
Survey USAOR10/10 - 10/12654LV3.95432Wyden (D) +22
MonmouthUT10/10 - 10/12403LV4.93160Lee (R) +29
Opinion SavvyFL10/10 - 10/11533LV4.24448Rubio (R) +4
MonmouthMO10/9 - 10/11406LV4.94446Blunt (R) +2
UMass Lowell/7NewsNH10/7 - 10/11517LV4.44445Ayotte (R) +1
BloombergPA10/7 - 10/11806LV3.54745McGinty (D) +2
SusquehannaPA10/4 - 10/9764LV3.53842Toomey (R) +4
MarquetteWI10/6 - 10/9878LV3.94846Feingold (D) +2
CBS News/YouGovOH10/5 - 10/7997LV3.93849Portman (R) +11
CBS News/YouGovPA10/5 - 10/7997LV4.24242Tie
CBS News/YouGovWI10/5 - 10/7993LV4.34542Feingold (D) +3
Des Moines RegisterIA10/3 - 10/6642LV3.93653Grassley (R) +17
High PointNC10/1 - 10/6479LV4.54247Burr (R) +5
PPP OH10/5 - 10/6782LV3.53651Portman (R) +15
NBC/WSJ/MaristPA10/3 - 10/6709LV3.74844McGinty (D) +4
NBC/WSJ/MaristFL10/3 - 10/5700LV3.74648Rubio (R) +2
WTHR/Howey PoliticsIN10/3 - 10/5600LV44241Bayh (D) +1
Boston Globe/SuffolkNH10/3 - 10/5500LV--4147Ayotte (R) +6
LorasWI10/4 - 10/5500LV4.44045Johnson (R) +5
EmersonAZ10/2 - 10/4600LV3.93652McCain (R) +16
GravisCO10/3 - 10/41246RV2.84739Bennet (D) +8
GravisFL10/4 - 10/4821RV3.44044Rubio (R) +4
EmersonFL10/2 - 10/4600LV3.93947Rubio (R) +8
Univ. of North FloridaFL9/27 - 10/4696LV3.84148Rubio (R) +7
EmersonNV10/2 - 10/4700LV3.64145Heck (R) +4
MonmouthOH10/1 - 10/4405LV4.93954Portman (R) +15
GravisOR10/4 - 10/41248RV2.85233Wyden (D) +19
GravisWI10/4 - 10/41102RV35341Feingold (D) +12
WRAL-TV/SurveyUSANC9/29 - 10/3656LV3.94446Burr (R) +2
MonmouthPA9/30 - 10/3402LV4.94646Tie
MonmouthCO9/29 - 10/2400LV4.95335Bennet (D) +18
QuinnipiacFL9/27 - 10/2545LV4.24448Rubio (R) +4
The Simon Poll/SIUIL9/27 - 10/2865LV3.34834Duckworth (D) +14
BloombergNC9/29 - 10/2805LV3.54644Ross (D) +2
QuinnipiacNC9/27 - 10/2507LV4.44646Tie
UNLV/Hart ResearchNV9/27 - 10/2700RV3.84647Heck (R) +1
QuinnipiacOH9/27 - 10/2497LV4.43855Portman (R) +17
Franklin & MarshallPA9/28 - 10/2496LV6.14135McGinty (D) +6
QuinnipiacPA9/27 - 10/2535LV4.24250Toomey (R) +8
WaPo/Univ. of MarylandMD9/27 - 9/30706LV45829Van Hollen (D) +29
ElonNC9/27 - 9/30660LV3.84443Ross (D) +1
FOX 13/Opinion SavvyFL9/28 - 9/29619LV44347Rubio (R) +4
Mason-DixonFL9/27 - 9/29820LV3.54047Rubio (R) +7
WBUR/MassINCNH9/27 - 9/29502LV4.44846Hassan (D) +2
Las Vegas Review-JournalNV9/27 - 9/29800LV3.54547Heck (R) +2
SuffolkNV9/27 - 9/29500LV4.43538Heck (R) +3
EmersonWA9/25 - 9/26700LV3.64841Murray (D) +7
CNN/ORCCO9/20 - 9/25784LV3.55343Bennet (D) +10
CNN/ORCPA9/20 - 9/25771LV3.54946McGinty (D) +3
GravisCO9/22 - 9/23799RV3.54345Glen (R) +2
GravisNC9/23 - 9/23694LV3.74839Ross (D) +9
GravisOH9/22 - 9/23850RV3.43644Portman (R) +8
GravisPA9/23 - 9/23949LV3.24339McGinty (D) +4
Morning CallPA9/19 - 9/23486LV54041Toomey (R) +1
MercyhurstPA9/12 - 9/23420LV4.84243Toomey (R) +1
JMC AnalyticsGA9/20 - 9/22600LV42841Isakson (R) +13
LorasIA9/20 - 9/22491LV4.43754Grassley (R) +17
High PointNC9/17 - 9/22404LV4.94345Burr (R) +2
Harper PA9/21 - 9/22500LV4.44242Tie
QuinnipiacCO9/13 - 9/21644LV3.95243Bennet (D) +9
SuffolkFL9/19 - 9/21500LV4.43443Rubio (R) +9
QuinnipiacGA9/13 - 9/21638LV3.93455Isakson (R) +21
QuinnipiacIA9/13 - 9/21612LV44355Grassley (R) +12
EmersonIL9/19 - 9/21700LV3.64139Duckworth (D) +2
FL ChamberFL9/15 - 9/20617LV44246Rubio (R) +4
Goucher CollegeMD9/17 - 9/20514LV4.35424Van Hollen (D) +30
FOX NewsNC9/18 - 9/20734LV3.53743Burr (R) +6
PPP NC9/18 - 9/201024LV3.14141Tie
MonmouthNH9/17 - 9/20400LV4.94547Ayotte (R) +2
FOX NewsNV9/18 - 9/20704LV3.53643Heck (R) +7
FOX NewsOH9/18 - 9/20737LV3.53751Portman (R) +14
EmersonWI9/19 - 9/20700LV3.65242Feingold (D) +10
MonmouthFL9/16 - 9/19400LV4.94547Rubio (R) +2
NY Times/SienaNC9/16 - 9/19782LV3.64642Ross (D) +4
Rocky Mountain PBSCO9/14 - 9/18350LV6.34532Bennet (D) +13
MonmouthGA9/15 - 9/18401LV4.93450Isakson (R) +16
KTNV/RasmussenNV9/16 - 9/18800LV44044Heck (R) +4
MarquetteWI9/15 - 9/18677LV4.84741Feingold (D) +6
LorasIL9/13 - 9/16600LV44136Duckworth (D) +5
ElonNC9/12 - 9/16644LV3.94443Ross (D) +1
Morning CallPA9/12 - 9/16486LV54138McGinty (D) +3
SienaNY9/11 - 9/15600LV56923Schumer (D) +46
NY Times/SienaFL9/10 - 9/14867LV3.34248Rubio (R) +6
FOX 5 AtlantaGA9/14 - 9/14568LV4.13447Isakson (R) +13
MonmouthIA9/12 - 9/14404LV4.93956Grassley (R) +17
SuffolkOH9/12 - 9/14500LV4.43139Portman (R) +8
EmersonAR9/9 - 9/13600LV3.93044Boozman (R) +14
EmersonCO9/9 - 9/13600LV3.94639Bennet (D) +7
EmersonGA9/9 - 9/13600LV3.93248Isakson (R) +16
EmersonMO9/9 - 9/13600LV3.94240Kander (D) +2
MonmouthNV9/11 - 9/13406LV4.94346Heck (R) +3
CNN/ORCFL9/7 - 9/12788LV3.54354Rubio (R) +11
CNN/ORCOH9/7 - 9/12769LV3.53758Portman (R) +21
BloombergOH9/9 - 9/12802LV3.53653Portman (R) +17
Survey USAKS9/6 - 9/11595LV4.13450Moran (R) +16
NBC/WSJ/MaristAZ9/6 - 9/8649LV3.83857McCain (R) +19
JMC AnalyticsFL9/7 - 9/8781LV3.53843Rubio (R) +5
NBC/WSJ/MaristGA9/6 - 9/8649LV3.83853Isakson (R) +15
WTHR/Howey PoliticsIN9/6 - 9/8600LV44440Bayh (D) +4
NBC/WSJ/MaristNH9/6 - 9/8737LV3.64452Ayotte (R) +8
NBC/WSJ/MaristNV9/6 - 9/8627LV3.94547Heck (R) +2
QuinnipiacFL8/31 - 9/7601LV44350Rubio (R) +7
SuffolkNC9/5 - 9/7500LV4.43741Burr (R) +4
QuinnipiacNC8/31 - 9/7751LV3.64349Burr (R) +6
QuinnipiacOH8/31 - 9/7778LV3.54051Portman (R) +11
QuinnipiacPA8/31 - 9/7778LV3.54546Toomey (R) +1
PPP FL9/4 - 9/6744LV3.63740Rubio (R) +3
EmersonCT9/3 - 9/51000LV35433Blumenthal (D) +21
EmersonNH9/3 - 9/5600LV3.94648Ayotte (R) +2
EmersonVT9/2 -9/5600LV3.95734Leahy (D) +23
Remington ResearchMO9/1 - 9/21275LV34047Blunt (R) +7
CBS News/YouGovNC8/30 - 9/21088LV44140Ross (D) +1
CBS News/YouGovPA8/30 - 9/21091LV4.13939Tie
OpinionWorksMD8/18 - 8/30754LV3.65526Van Hollen (D) +29
EmersonNY8/28 - 8/30800LV3.46023Schumer (D) +37
MonmouthWI8/27 - 8/30404LV4.95441Feingold (D) +13
EmersonNC8/27 - 8/29800LV3.44145Burr (R) +4
Franklin & MarshallPA8/25 - 8/29496LV5.64338McGinty (D) +5
MonmouthPA8/26 - 8/29402LV4.94541McGinty (D) +4
WMUR/UNHNH8/20 - 8/28433LV4.14442Hassan (D) +2
EmersonPA8/25 - 8/28800LV3.43946Toomey (R) +7
MarquetteWI8/25 - 8/28650LV54845Feingold (D) +3
EmersonOH8/25 - 8/27800LV3.42540Portman (R) +15
CNN/ORCAZ8/18 - 8/23809LV3.53952McCain (R) +13
MonmouthNC8/20 - 8/23401LV4.94345Burr (R) +2
CNN/ORCNC8/18 - 8/23803LV3.54550Burr (R) +5
Florida Atlantic UniversityFL8/19 - 8/221200RV2.73944Rubio (R) +5
MonmouthMO8/19 - 8/22401LV4.94348Blunt (R) +5
MonmouthOH8/18 - 8/21402LV4.94048Portman (R) +8
CBS News/YouGovIA8/17 - 8/19987LV43845Grassley (R) +7
CBS News/YouGovOH8/17 - 8/19997LV3.93946Portman (R) +7
Suffolk UniversityNV8/15 - 8/17500LV4.43737Tie
QuinnipiacCO8/9 - 8/16830LV3.45438Bennet (D) +16
Atlanta Journal-ConstitutionGA8/1 - 8/4847RV4.34248Isakson (R) +6
QuinnipiacIA8/9 - 8/16846LV3.44251Grassley (R) +9
MonmouthIN8/13 - 8/16403LV4.94841Bayh (D) +7
MonmouthFL8/12 - 8/15402LV4.94348Rubio (R) +5
PPP UT8/19 - 8/141018LV3.12151Lee (R) +30
CBS News/YouGovNH8/10 - 8/12990LV4.34241Hassan (D) +1
NBC/WSJ/MaristCO8/4 - 8/10899RV3.35338Bennet (D) +15
FOX 13/Opinion SavvyFL8/10 - 8/10622LV44345Rubio (R) +2
NBC/WSJ/MaristFL8/4 - 8/10862RV3.34349Rubio (R) +6
Suffolk UniversityIA8/8 - 8/10500LV4.44252Grassley (R) +10
NBC/WSJ/MaristNC8/4 - 8/10821RV3.24644Ross (D) +2
PPPSC8/9 - 8/101290RV2.72845Scott (R) +17
QuinnipiacFL7/30 - 8/71056RV34548Rubio (R) +3
JMC AnalyticsGA8/6 - 8/7615LV43039Isakson (R) +9
NBC/WSJ/MaristIA8/3 - 8/7899RV3.34252Grassley (R) +10
Survey USAKS8/3 - 8/7566LV4.23252Moran (R) +20
PPPNC8/5 - 8/7830LV3.43741Burr (R) +4
QuinnipiacOH7/30 - 8/7812RV3.44049Portman (R) +9
NBC/WSJ/MaristOH8/3 - 8/7889RV3.34348Portman (R) +5
NBC/WSJ/MaristPA8/3 - 8/7834RV3.44844McGinty (D) +4
QuinnipiacPA7/30 - 8/7815LV3.44744McGinty (D) +3
MarquetteWI8/4 - 8/7683LV55342Feingold (D) +11
Remington Research MO8/5 - 8/61280LV34047Blunt (R) +7
SusquehannaPA7/31 - 8/4772LV3.54240McGinty (D) +2
UtahPolicy/Dan JonesUT7/18 - 8/4858LV3.32257Lee (R) +35
Suffolk UniversityFL8/1 - 8/3500LV4.43346Rubio (R) +13
HarperKY7/31 - 8/1500RV4.43850Paul (R) +12
WBUR/MassINCNH7/29 - 8/1609LV45040Hassan (D) +10
WXIA-TV/SurveyUSAGA7/29 - 7/31570LV4.23948Isakson (R) +9
KTNV/RasmussenNV7/29 - 7/31750LV44142Heck (R) +1
PPP PA7/29 - 7/311505LV2.54142Toomey (R) +1
Franklin & MarshallPA7/29 - 7/29389LV6.33938McGinty (D) +1
Suffolk UniversityPA7/25 - 7/27500LV4.44336McGinty (D) +7
St. Louis Post-DispatchMO7/23 - 7/24625LV44347Blunt (R) +4
KTNV/RasmussenNV7/22 - 7/24750LV43746Heck (R) +9
PPPOH7/22 - 7/241334RV2.73843Portman (R) +5
Suffolk UniversityOH7/18 - 7/20500LV4.43337Portman (R) +4
WMUR/UNHNH7/9 - 7/18469LV4.24542Hassan (D) +3
QuinnipiacNY7/13 - 7/171104RV36028Schumer (D) +32
FOX NewsCO7/9 - 7/12600RV45136Bennet (D) +15
MonmouthCO7/9 - 7/12404LV4.94835Bennet (D) +13
PPP MO7/11 - 7/12959RV3.23841Blunt (R) +3
NBC/WSJ/MaristCO7/5 - 7/11794RV3.55338Bennet (D) +15
NBC/WSJ/MaristFL7/5 - 7/11871RV3.34447Rubio (R) +3
QuinnipiacFL6/30 - 7/111015RV3.13750Rubio (R) +13
MonmouthIA7/8 - 7/11401LV4.94252Grassley (R) +10
Survey USAKS7/8 - 7/11537LV4.33352Moran (R) +19
NBC/WSJ/MaristNC7/5 - 7/11907RV3.34148Burr (R) +7
QuinnipiacOH6/30 - 7/111015RV3.24047Portman (R) +7
QuinnipiacPA6/30 - 7/11982RV3.13949Toomey (R) +10
JMC AnalyticsFL7/9 - 7/10700LV3.73340Rubio (R) +7
NBC/WSJ/MaristIA7/5 - 7/10822RV3.44252Grassley (R) +10
MonmouthNV7/7 - 7/10408LV4.94042Heck (R) +2
NBC/WSJ/MaristOH7/5 - 7/10848RV3.44444Tie
NBC/WSJ/MaristPA7/5 - 7/10829RV3.44744McGinty (D) +3
MarquetteWI7/7 - 7/10665LV4.54944Feingold (D) +5
HarperCO7/7 - 7/9500LV4.44640Bennet (D) +6