State | Incumbents Running | Incumbents Winning | Success Rate |
Alabama | 10 | 6 | 0.60 |
Alaska | 11 | 5 | 0.45 |
Arizona | 17 | 14 | 0.82 |
Arkansas | 22 | 17 | 0.77 |
California | 10 | 9 | 0.90 |
Colorado | 15 | 12 | 0.80 |
Connecticut | 14 | 11 | 0.79 |
Delaware | 11 | 7 | 0.64 |
Florida | 11 | 7 | 0.64 |
Georgia | 9 | 7 | 0.78 |
Hawaii | 12 | 10 | 0.83 |
Idaho | 12 | 10 | 0.83 |
Illinois | 16 | 9 | 0.56 |
Indiana | 7 | 5 | 0.71 |
Iowa | 20 | 16 | 0.80 |
Kansas | 18 | 12 | 0.67 |
Kentucky | 7 | 5 | 0.71 |
Louisiana | 8 | 5 | 0.63 |
Maine | 13 | 11 | 0.85 |
Maryland | 11 | 9 | 0.82 |
Massachusetts | 17 | 10 | 0.59 |
Michigan | 19 | 16 | 0.84 |
Minnesota | 17 | 11 | 0.65 |
Mississippi | 6 | 4 | 0.67 |
Missouri | 8 | 5 | 0.63 |
Montana | 11 | 7 | 0.64 |
Nebraska | 15 | 11 | 0.73 |
Nevada | 14 | 8 | 0.57 |
New Hampshire | 27 | 22 | 0.81 |
New Jersey | 11 | 8 | 0.73 |
New Mexico | 13 | 8 | 0.62 |
New York | 15 | 12 | 0.80 |
North Carolina | 5 | 5 | 1.00 |
North Dakota | 17 | 14 | 0.82 |
Ohio | 15 | 10 | 0.67 |
Oklahoma | 7 | 5 | 0.71 |
Oregon | 13 | 9 | 0.69 |
Pennsylvania | 7 | 6 | 0.86 |
Rhode Island | 24 | 18 | 0.75 |
South Carolina | 9 | 7 | 0.78 |
South Dakota | 16 | 13 | 0.81 |
Tennessee | 10 | 8 | 0.80 |
Texas | 22 | 16 | 0.73 |
Utah | 15 | 12 | 0.80 |
Vermont | 26 | 25 | 0.96 |
Virginia | 0 | 0 | N/A |
Washington | 13 | 9 | 0.69 |
West Virginia | 9 | 7 | 0.78 |
Wisconsin | 19 | 14 | 0.74 |
Wyoming | 11 | 8 | 0.73 |
When Governors Seek Re-Election
The Center on the American Governor has found that across the country when modern incumbent governors have sought re-election, they have been successful over 74% of the time. Over the last 75 years, the rate has increased almost every decade – from an average of 68.26% between 1948 and 1979 to an average of 79.22% from 1980 through 2013 to an average of 89.5% since 2013. Since 2020, 39 of the 40 incumbents who have run for reelection have won.
The full data set, including year, incumbent name, challenger name and winner (26-page PDF) is available here.
Years | Incumbents Running | Incumbents Winning | Success Rate |
1948-2023 | 668 | 498 | 74.55% |
1948-1979 | 318 | 211 | 68.26% |
1980-2013 | 255 | 202 | 79.22% |
2014-2023 | 95 | 85 | 89.47% |
The re-election success rate for incumbent governors has gone up almost every decade with the largest jumps occurring from 1980-1990 and from the 2000s to the 2010s and 2020s.
Decade | Incumbents Running | Incumbents Winning | Success Rate |
1948-1959 | 128 | 85 | 66.41% |
1960s | 96 | 61 | 63.54% |
1970s | 94 | 65 | 69.15% |
1980s | 73 | 54 | 73.97% |
1990s | 89 | 72 | 80.90% |
2000s | 69 | 55 | 79.71% |
2010s | 79 | 67 | 84.81% |
2020-2023 | 40 | 39 | 97.50% |
Re-election Rates by Region
Regionally, governors seeking re-election have had the greatest success in the Northeast where, since 1948, 79.87% have won their races. In every region of the country, however, incumbents have been successful at a rate over 72%.
Region | Incumbents Running | Incumbents Winning | Success Rate |
Northeast | 154 | 123 | 79.87% |
South | 157 | 115 | 73.25% |
Midwest | 187 | 136 | 72.72% |
West | 167 | 121 | 72.46% |
Note: Census Bureau designated regions have been used to define this chart.
Re-election Rates in New Jersey
In New Jersey, eight of the eleven incumbent governors to run for re-election since 1948 have been successful. Those who lost were Governor William Cahill, defeated in the Republican primary in 1973, and Governors Jim Florio in 1993 and Jon Corzine in 2009, beaten by Christine Todd Whitman and Chris Christie respectively. Most recently, in 2021, Phil Murphy won re-election, defeating challenger Jack Ciattarelli.
Re-election Rates by Gender
Since 1970, 34 women have run for re-election as incumbent governors and 31 (91.12%) have been successful. Of these races, 30 took place in 1990 or later and 28 of them were successful; all 16 women who have run for reelection as governor since 2013 have won. A woman running for re-election as governor has not been defeated since Ann Richards (D-TX) lost to George W. Bush (R) in 1994.
Gubernatorial Incumbent Success Rate by State, 1948-2013
Gubernatorial Incumbent Success Rate by Year, 1948-2013
Year | Incumbents Running | Incumbents Winning | Success Rate |
1948 | 24 | 12 | 0.50 |
1949 | 1 | 1 | 1.00 |
1950 | 20 | 15 | 0.75 |
1951 | 1 | 1 | 1.00 |
1952 | 21 | 16 | 0.76 |
1953 | 0 | 0 | n/a |
1954 | 19 | 12 | 0.63 |
1955 | 0 | 0 | n/a |
1956 | 20 | 15 | 0.75 |
1957 | 1 | 1 | 1.00 |
1958 | 20 | 11 | 0.55 |
1959 | 1 | 1 | 1.00 |
1960 | 14 | 8 | 0.57 |
1961 | 0 | 0 | n/a |
1962 | 28 | 15 | 0.54 |
1963 | 0 | 0 | n/a |
1964 | 15 | 12 | 0.80 |
1965 | 1 | 1 | 1.00 |
1966 | 24 | 15 | 0.62 |
1967 | 0 | 0 | n/a |
1968 | 14 | 10 | 0.71 |
1969 | 0 | 0 | n/a |
1970 | 25 | 17 | 0.68 |
1971 | 0 | 0 | n/a |
1972 | 11 | 7 | 0.64 |
1973 | 1 | 0 | 0 |
1974 | 23 | 17 | 0.74 |
1975 | 2 | 2 | 1.00 |
1976 | 8 | 5 | 0.62 |
1977 | 1 | 1 | 1.00 |
1978 | 23 | 16 | 0.70 |
1979 | 0 | 0 | n/a |
1980 | 12 | 7 | 0.58 |
1981 | 0 | 0 | n/a |
1982 | 25 | 19 | 0.76 |
1983 | 1 | 0 | 0 |
1984 | 6 | 4 | 0.67 |
1985 | 1 | 1 | 1.00 |
1986 | 18 | 15 | 0.83 |
1987 | 1 | 0 | 0 |
1988 | 9 | 8 | 0.89 |
1989 | 0 | 0 | n/a |
1990 | 23 | 17 | 0.74 |
1991 | 2 | 0 | 0 |
1992 | 4 | 4 | 1.00 |
1993 | 1 | 0 | 0 |
1994 | 23 | 17 | 0.74 |
1995 | 1 | 1 | 1.00 |
1996 | 7 | 7 | 1.00 |
1997 | 1 | 1 | 1.00 |
1998 | 25 | 23 | 0.92 |
1999 | 2 | 2 | 1.00 |
2000 | 6 | 5 | 0.83 |
2001 | 0 | 0 | n/a |
2002 | 16 | 12 | 0.75 |
2003 | 1 | 0 | 0 |
2004 | 8 | 4 | 0.5 |
2005 | 0 | 0 | n/a |
2006 | 27 | 25 | 0.93 |
2007 | 2 | 1 | 0.50 |
2008 | 8 | 8 | 1.00 |
2009 | 1 | 0 | 0 |
2010 | 14 | 11 | 0.79 |
2011 | 3 | 3 | 1.00 |
2012 | 6 | 6 | 1.00 |
2013 | 1 | 1 | 1.00 |
2014 | 29 | 25 | 0.86 |
2015 | 1 | 1 | 1.00 |
2016 | 4 | 3 | 0.75 |
2017 | 0 | 0 | 0.00 |
2018 | 19 | 16 | 0.84 |
2019 | 2 | 1 | 0.50 |
2020 | 9 | 9 | 1.00 |
2021 | 1 | 1 | 1.00 |
2022 | 28 | 27 | 0.96 |
2023 | 2 | 2 | 1.00 |
Note on Sources
Information on past governors is available at the National Governors Association Website, www.nga.org. Detailed election results from past campaigns are available at www.ourcampaigns.com. Many state archives also have websites with information about that state’s former governors.
Colin McDowell, a Rutgers University undergraduate assisting the Center on the American Governor as an Aresty Research Assistant in 2012 – 2013, was responsible for collecting and analyzing much of the data in this section. Rutgers undergraduates Seth Farina and Michelle Musheyev helped collect data to update the information.