The general election will decide who controls the Senate and House.

In the Senate midterm elections, Democrats hope to win at least two new seats to regain control of the chamber, but their margin for error is slim. A majority of the seats up for election in 2018 are currently held by Democrats. Get a full preview here.

26 Democratic incumbents* STATE INCUMBENT RATING Fla. Bill Nelson Nelson, FL Tossup Ind. Joe Donnelly Donnelly, IN Tossup Mo. Claire McCaskill McCaskill, MO Tossup Mont. Jon Tester Tester, MT Tossup N.J. Robert Menendez Menendez, NJ Tossup Minn. Tina Smith Smith, MN Lean D N.D. Heidi Heitkamp Heitkamp, ND Lean R W.Va. Joe Manchin III Manchin III, WV Lean D Mich. Debbie Stabenow Stabenow, MI Likely D Ohio Sherrod Brown Brown, OH Likely D Pa. Bob Casey Casey, PA Likely D Wis. Tammy Baldwin Baldwin, WI Likely D Calif. Dianne Feinstein Feinstein, CA Solid D Conn. Christopher S. Murphy Murphy, CT Solid D Del. Thomas R. Carper Carper, DE Solid D Hawaii Mazie K. Hirono Hirono, HI Solid D Mass. Elizabeth Warren Warren, MA Solid D Md. Benjamin L. Cardin Cardin, MD Solid D Maine Angus King King, ME Solid D Minn. Amy Klobuchar Klobuchar, MN Solid D N.M. Martin Heinrich Heinrich, NM Solid D N.Y. Kirsten Gillibrand Gillibrand, NY Solid D R.I. Sheldon Whitehouse Whitehouse, RI Solid D Va. Tim Kaine Kaine, VA Solid D Vt. Bernie Sanders Sanders, VT Solid D Wash. Maria Cantwell Cantwell, WA Solid D 9 Republican incumbents STATE INCUMBENT RATING Ariz. Open (Jeff Flake) Open, AZ Tossup Nev. Dean Heller Heller, NV Tossup Tenn. Open (Bob Corker) Open, TN Tossup Tex. Ted Cruz Cruz, TX Tossup Miss. Cindy Hyde-Smith Hyde-Smith, MS Lean R Miss. Roger Wicker Wicker, MS Solid R Neb. Deb Fischer Fischer, NE Solid R Utah Open (Orrin G. Hatch) Open, UT Solid R Wyo. John Barrasso Barrasso, WY Solid R

In the House midterm elections, Democrats need to flip 23 seats to capture the 218 seats necessary for control of the chamber. There are 194 likely or solidly Democratic seats and 166 likely or solidly Republican seats. The competitive races below are listed by state and district number. Get the latest updates here.

16 races lean Dem. Arizona 1 AZ-01 Arizona 2 AZ-02 Colorado 6 CO-06 Florida 27 FL-27 Iowa 1 IA-01 Illinois 6 IL-06 Kansas 3 KS-03 Michigan 11 MI-11 Minnesota 2 MN-02 Minnesota 3 MN-03 New Jersey 11 NJ-11 Nevada 3 NV-03 Nevada 4 NV-04 Pennsylvania 7 PA-07 Virginia 10 VA-10 Washington 8 WA-08 30 races are tossups California 10 CA-10 California 25 CA-25 California 39 CA-39 California 45 CA-45 California 48 CA-48 Florida 15 FL-15 Florida 26 FL-26 Georgia 6 GA-06 Iowa 3 IA-03 Illinois 14 IL-14 Kansas 2 KS-02 Kentucky 6 KY-06 Maine 2 ME-02 Michigan 8 MI-08 Minnesota 1 MN-01 North Carolina 9 NC-09 North Carolina 13 NC-13 New Jersey 3 NJ-03 New Jersey 7 NJ-07 New Mexico 2 NM-02 New York 19 NY-19 New York 22 NY-22 Ohio 12 OH-12 Pennsylvania 1 PA-01 Pennsylvania 10 PA-10 Texas 7 TX-07 Texas 32 TX-32 Utah 4 UT-04 Virginia 2 VA-02 Virginia 7 VA-07 29 races lean Rep. Alaska at-large AK-00 California 50 CA-50 Florida 6 FL-06 Florida 16 FL-16 Florida 18 FL-18 Florida 25 FL-25 Georgia 7 GA-07 Iowa 4 IA-04 Illinois 12 IL-12 Illinois 13 IL-13 Michigan 6 MI-06 Minnesota 8 MN-08 Missouri 2 MO-02 Montana at-large MT-00 North Carolina 2 NC-02 Nebraska 2 NE-02 New York 11 NY-11 New York 24 NY-24 New York 27 NY-27 Ohio 1 OH-01 Pennsylvania 16 PA-16 South Carolina 1 SC-01 Texas 22 TX-22 Texas 23 TX-23 Virginia 5 VA-05 Washington 3 WA-03 Washington 5 WA-05 Wisconsin 1 WI-01 West Virginia 3 WV-03