Rank by age [/t] Senator State Date of birth Date of taking office Age at taking office Length of Senate term to date Current age Party 1 Dianne Feinstein California June 22, 1933 November 10, 1992 59 years, 141 days 21 years, 126 days 80 years, 267 days Democratic 2 Chuck Grassley Iowa September 17, 1933 January 3, 1981 47 years, 108 days 33 years, 72 days 80 years, 180 days Republican 3 Orrin Hatch Utah March 22, 1934 January 3, 1977 42 years, 287 days 37 years, 72 days 79 years, 359 days Republican 4 Richard Shelby Alabama May 6, 1934 January 3, 1987 52 years, 242 days 27 years, 72 days 79 years, 314 days Republican 5 Carl Levin Michigan June 28, 1934 January 3, 1979 44 years, 189 days 35 years, 72 days 79 years, 261 days Democratic 6 Jim Inhofe Oklahoma November 17, 1934 November 17, 1994 60 years, 0 days 19 years, 119 days 79 years, 119 days Republican 7 Pat Roberts Kansas April 20, 1936 January 3, 1997 60 years, 258 days 17 years, 72 days 77 years, 330 days Republican 8 Barbara Mikulski Maryland July 20, 1936 January 3, 1987 50 years, 167 days 27 years, 72 days 77 years, 239 days Democratic 9 John McCain Arizona August 29, 1936 January 3, 1987 50 years, 127 days 27 years, 72 days 77 years, 199 days Republican 10 Jay Rockefeller West Virginia June 18, 1937 January 15, 1985 47 years, 211 days 29 years, 60 days 76 years, 271 days Democratic 11 Thad Cochran Mississippi December 7, 1937 December 27, 1978 41 years, 20 days 35 years, 79 days 76 years, 99 days Republican 12 Tom Harkin Iowa November 19, 1939 January 3, 1985 45 years, 45 days 29 years, 72 days 74 years, 117 days Democratic 13 Harry Reid Nevada December 2, 1939 January 3, 1987 47 years, 32 days 27 years, 72 days 74 years, 104 days Democratic 14 Patrick Leahy Vermont March 31, 1940 January 3, 1975 34 years, 278 days 39 years, 72 days 73 years, 350 days Democratic 15 Lamar Alexander Tennessee July 3, 1940 January 3, 2003 62 years, 184 days 11 years, 72 days 73 years, 256 days Republican 16 Barbara Boxer California November 11, 1940 January 3, 1993 52 years, 53 days 21 years, 72 days 73 years, 125 days Democratic 17 Bernie Sanders Vermont September 8, 1941 January 3, 2007 65 years, 117 days 7 years, 72 days 72 years, 189 days Independent[1] 18 Mitch McConnell Kentucky February 20, 1942 January 3, 1985 42 years, 318 days 29 years, 72 days 72 years, 24 days Republican 19 Bill Nelson Florida September 29, 1942 January 3, 2001 58 years, 96 days 13 years, 72 days 71 years, 168 days Democratic 20 Jim Risch Idaho May 3, 1943 January 3, 2009 65 years, 245 days 5 years, 72 days 70 years, 317 days Republican 21 Dan Coats Indiana May 16, 1943 January 3, 2011 67 years, 232 days 3 years, 72 days 70 years, 304 days Republican 22 Ben Cardin Maryland October 5, 1943 January 3, 2007 63 years, 90 days 7 years, 72 days 70 years, 162 days Democratic 23 Saxby Chambliss Georgia November 10, 1943 January 3, 2003 59 years, 54 days 11 years, 72 days 70 years, 126 days Republican 24 Mike Enzi Wyoming February 1, 1944 January 3, 1997 52 years, 337 days 17 years, 72 days 70 years, 43 days Republican 25 Angus King Maine March 31, 1944 January 3, 2013 68 years, 278 days 1 year, 72 days 69 years, 350 days Independent[1] 26 Dick Durbin Illinois November 21, 1944 January 3, 1997 52 years, 43 days 17 years, 72 days 69 years, 115 days Democratic 27 Johnny Isakson Georgia December 28, 1944 January 3, 2005 60 years, 6 days 9 years, 72 days 69 years, 78 days Republican 28 Richard Blumenthal Connecticut February 13, 1946 January 3, 2011 64 years, 324 days 3 years, 72 days 68 years, 31 days Democratic 29 Ed Markey Massachusetts July 11, 1946 July 16, 2013 67 years, 5 days 0 years, 243 days 67 years, 248 days Democratic 30 Jeff Sessions Alabama December 24, 1946 January 3, 1997 50 years, 10 days 17 years, 72 days 67 years, 82 days Republican 31 Tim Johnson South Dakota December 28, 1946 January 3, 1997 50 years, 6 days 17 years, 72 days 67 years, 78 days Democratic 32 Tom Carper Delaware January 23, 1947 January 3, 2001 53 years, 346 days 13 years, 72 days 67 years, 52 days Democratic 33 Jeanne Shaheen New Hampshire January 28, 1947 January 3, 2009 61 years, 341 days 5 years, 72 days 67 years, 47 days Democratic 34 Joe Manchin West Virginia August 24, 1947 November 15, 2010 63 years, 83 days 3 years, 121 days 66 years, 204 days Democratic 35 Mazie Hirono Hawaii November 3, 1947 January 3, 2013 65 years, 61 days 1 year, 72 days 66 years, 133 days Democratic 36 Tom Coburn Oklahoma March 14, 1948 January 3, 2005 56 years, 295 days 9 years, 72 days 66 years, 2 days Republican 37 Tom Udall New Mexico May 18, 1948 January 3, 2009 60 years, 230 days 5 years, 72 days 65 years, 302 days Democratic 38 Ron Wyden Oregon May 3, 1949 February 6, 1996 46 years, 279 days 18 years, 38 days 64 years, 317 days Democratic 39 Elizabeth Warren Massachusetts June 22, 1949 January 3, 2013 63 years, 195 days 1 year, 72 days 64 years, 267 days Democratic 40 Jack Reed Rhode Island November 12, 1949 January 3, 1997 47 years, 52 days 17 years, 72 days 64 years, 124 days Democratic 41 Roy Blunt Missouri January 10, 1950 January 3, 2011 60 years, 358 days 3 years, 72 days 64 years, 65 days Republican 42 Debbie Stabenow Michigan April 29, 1950 January 3, 2001 50 years, 249 days 13 years, 72 days 63 years, 321 days Democratic 43 Mike Johanns Nebraska June 18, 1950 January 3, 2009 58 years, 199 days 5 years, 72 days 63 years, 271 days Republican 44 Mark Udall Colorado July 18, 1950 January 3, 2009 58 years, 169 days 5 years, 72 days 63 years, 241 days Democratic 45 Patty Murray Washington October 11, 1950 January 3, 1993 42 years, 84 days 21 years, 72 days 63 years, 156 days Democratic 46 Chuck Schumer New York November 23, 1950 January 3, 1999 48 years, 41 days 15 years, 72 days 63 years, 113 days Democratic 47 John Boozman Arkansas December 10, 1950 January 3, 2011 60 years, 24 days 3 years, 72 days 63 years, 96 days Republican 48 Deb Fischer Nebraska March 1, 1951 January 3, 2013 61 years, 308 days 1 year, 72 days 63 years, 15 days Republican 49 Mike Crapo Idaho May 20, 1951 January 3, 1999 47 years, 228 days 15 years, 72 days 62 years, 300 days Republican 50 Al Franken Minnesota May 21, 1951 July 7, 2009 58 years, 47 days 4 years, 252 days 62 years, 299 days Democratic 51 Roger Wicker Mississippi July 5, 1951 December 31, 2007 56 years, 179 days 6 years, 75 days 62 years, 254 days Republican 52 John Cornyn Texas February 2, 1952 December 1, 2002 50 years, 302 days 11 years, 105 days 62 years, 42 days Republican 53 John Barrasso Wyoming July 21, 1952 June 25, 2007 54 years, 339 days 6 years, 264 days 61 years, 238 days Republican 54 Bob Corker Tennessee August 24, 1952 January 3, 2007 54 years, 132 days 7 years, 72 days 61 years, 204 days Republican 55 Sherrod Brown Ohio November 9, 1952 January 3, 2007 54 years, 55 days 7 years, 72 days 61 years, 127 days Democratic 56 Susan Collins Maine December 7, 1952 January 3, 1997 44 years, 27 days 17 years, 72 days 61 years, 99 days Republican 57 Kay Hagan North Carolina May 26, 1953 January 3, 2009 55 years, 222 days 5 years, 72 days 60 years, 294 days Democratic 58 Claire McCaskill Missouri July 24, 1953 January 3, 2007 53 years, 163 days 7 years, 72 days 60 years, 235 days Democratic 59 Bob Menendez New Jersey January 1, 1954 January 18, 2006 52 years, 17 days 8 years, 57 days 60 years, 74 days Democratic 60 Jerry Moran Kansas May 29, 1954 January 3, 2011 56 years, 219 days 3 years, 72 days 59 years, 291 days Republican 61 Mark Warner Virginia December 15, 1954 January 3, 2009 54 years, 19 days 5 years, 72 days 59 years, 91 days Democratic 62 Ron Johnson Wisconsin April 8, 1955 January 3, 2011 55 years, 270 days 3 years, 72 days 58 years, 342 days Republican 63 Lindsey Graham South Carolina July 9, 1955 January 3, 2003 47 years, 178 days 11 years, 72 days 58 years, 250 days Republican 64 Joe Donnelly Indiana September 29, 1955 January 3, 2013 57 years, 96 days 1 year, 72 days 58 years, 168 days Democratic 65 Sheldon Whitehouse Rhode Island October 20, 1955 January 3, 2007 51 years, 75 days 7 years, 72 days 58 years, 147 days Democratic 66 Heidi Heitkamp North Dakota October 30, 1955 January 3, 2013 57 years, 65 days 1 year, 72 days 58 years, 137 days Democratic 67 Mary Landrieu Louisiana November 23, 1955 January 3, 1997 41 years, 41 days 17 years, 72 days 58 years, 113 days Democratic 68 Richard Burr North Carolina November 30, 1955 January 3, 2005 49 years, 34 days 9 years, 72 days 58 years, 106 days Republican 69 Rob Portman Ohio December 19, 1955 January 3, 2011 55 years, 15 days 3 years, 72 days 58 years, 87 days Republican 70 Jon Tester Montana August 21, 1956 January 3, 2007 50 years, 135 days 7 years, 72 days 57 years, 207 days Democratic 71 Jeff Merkley Oregon October 24, 1956 January 3, 2009 52 years, 71 days 5 years, 72 days 57 years, 143 days Democratic 72 John Hoeven North Dakota March 13, 1957 January 3, 2011 53 years, 296 days 3 years, 72 days 57 years, 3 days Republican 73 Lisa Murkowski Alaska May 22, 1957 December 20, 2002 45 years, 212 days 11 years, 86 days 56 years, 298 days Republican 74 Tim Kaine Virginia February 26, 1958 January 3, 2013 54 years, 312 days 1 year, 72 days 56 years, 18 days Democratic 75 Maria Cantwell Washington October 13, 1958 January 3, 2001 42 years, 82 days 13 years, 72 days 55 years, 154 days Democratic 76 Mark Kirk Illinois September 15, 1959 November 29, 2010 51 years, 75 days 3 years, 107 days 54 years, 182 days Republican 77 Bob Casey, Jr. Pennsylvania April 13, 1960 January 3, 2007 46 years, 265 days 7 years, 72 days 53 years, 337 days Democratic 78 Dean Heller Nevada May 10, 1960 May 9, 2011 50 years, 364 days 2 years, 311 days 53 years, 310 days Republican 79 Amy Klobuchar Minnesota May 25, 1960 January 3, 2007 46 years, 223 days 7 years, 72 days 53 years, 295 days Democratic 80 John Walsh Montana November 3, 1960 February 9, 2014 53 years, 98 days 0 years, 35 days 53 years, 133 days Democratic 81 John Thune South Dakota January 7, 1961 January 3, 2005 43 years, 362 days 9 years, 72 days 53 years, 68 days Republican 82 David Vitter Louisiana May 3, 1961 January 3, 2005 43 years, 245 days 9 years, 72 days 52 years, 317 days Republican 83 Pat Toomey Pennsylvania November 17, 1961 January 3, 2011 49 years, 47 days 3 years, 72 days 52 years, 119 days Republican 84 Tammy Baldwin Wisconsin February 11, 1962 January 3, 2013 50 years, 327 days 1 year, 72 days 52 years, 33 days Democratic 85 Mark Begich Alaska March 30, 1962 January 3, 2009 46 years, 279 days 5 years, 72 days 51 years, 351 days Democratic 86 Jeff Flake Arizona December 31, 1962 January 3, 2013 50 years, 3 days 1 year, 72 days 51 years, 75 days Republican 87 Rand Paul Kentucky January 7, 1963 January 3, 2011 47 years, 361 days 3 years, 72 days 51 years, 68 days Republican 88 Mark Pryor Arkansas January 10, 1963 January 3, 2003 39 years, 358 days 11 years, 72 days 51 years, 65 days Democratic 89 Chris Coons Delaware September 9, 1963 November 15, 2010 47 years, 67 days 3 years, 121 days 50 years, 188 days Democratic 90 Michael Bennet Colorado November 28, 1964 January 21, 2009 44 years, 54 days 5 years, 54 days 49 years, 108 days Democratic 91 Tim Scott South Carolina September 19, 1965 January 2, 2013 47 years, 105 days 1 year, 73 days 48 years, 178 days Republican 92 Kirsten Gillibrand New York December 9, 1966 January 26, 2009 42 years, 48 days 5 years, 49 days 47 years, 97 days Democratic 93 Kelly Ayotte New Hampshire June 27, 1968 January 3, 2011 42 years, 190 days 3 years, 72 days 45 years, 262 days Republican 94 Cory Booker New Jersey April 27, 1969 October 31, 2013 44 years, 187 days 0 years, 136 days 44 years, 323 days Democratic 95 Ted Cruz Texas December 22, 1970 January 3, 2013 42 years, 12 days 1 year, 72 days 43 years, 84 days Republican 96 Marco Rubio Florida May 28, 1971 January 3, 2011 39 years, 220 days 3 years, 72 days 42 years, 292 days Republican 97 Mike Lee Utah June 4, 1971 January 3, 2011 39 years, 213 days 3 years, 72 days 42 years, 285 days Republican 98 Martin Heinrich New Mexico October 17, 1971 January 3, 2013 41 years, 78 days 1 year, 72 days 42 years, 150 days Democratic 99 Brian Schatz Hawaii October 20, 1972 December 26, 2012 40 years, 67 days 1 year, 80 days 41 years, 147 days Democratic 100 Chris Murphy Connecticut August 3, 1973 January 3, 2013 39 years, 153 days 1 year, 72 days 40 years, 225 days Democratic |