| Delaware P | |||||
| Officer | Date of Hire | Position | Promotion | Chief / Marshal | Resigned/Retired |
| Ackerman, Jonathan A. | 3/10/1855 | Marshal | Marshal | 11/2/1855 | |
| Ailes, James | 5/30/2007 | Police Officer | |||
| Alexander, Hosea | 4/1/1868 | Deputy Marshal | 8/5/1868 | ||
| Amato, Carmel M | 2/16/1953 | Police Officer | 4/16/1973 (Sgt) | 4/16/1979 (retired) | |
| Amrine, Earl F "Coley" | 5/1/1915 | Police Officer | 6/1/1930 (Chief) | 7/1/1942 (retired) | |
| Anderson, John A | 4/4/1874 | Marshal | Marshal | 5/4/1876 | |
| Andrews, Dale F | 5/22/1957 | Police Officer | 5/31/1960 (resigned) | ||
| Balzer, Jeffery C | 1/13/1986 | Police Officer | 5/29/1992 (resigned) | ||
| Banks, James Aaron | 6/8/1939 | Police Officer | 3/21/1952 (died) | ||
| Bauer, James R | 5/9/1979 | Police Officer | 2004 (retired) | ||
| Bennett, Richard L | 12/2/1970 | Police Officer | 4/1/1988 (retired) | ||
| Black, Linda | 11/16/2001 | Police Chief | Chief | 2004 | |
| Boggan, Miles | 4/19/1897 | Police Officer | 1898 | ||
| Bolen, Michael | 10/30/2000 | Police Officer | |||
| Borden, Dennis | 4/16/1966 | Police Officer | 4/16/1973 (Sgt) | 4/16/1974 (resigned) | |
| Bowers, David | 5/22/1888 | Deputy Marshal | 4/22/1889 | ||
| Bowman, F | 10/2/1876 | Deputy Marshal | 4 days @ $1 per | ||
| Bowman, John E | 1/15/1973 | Police Officer | 1/17/1979 (Captain) | 9/11/1979 (resigned) | |
| Boysel, Willis J | 2/4/1980 | Police Officer | 2004 (retired) | ||
| Bratton, William P | 5/3/1880 | Deputy Marshal | 1881 | ||
| Brewbaker, Daniel (Jamie) | 1/24/2006 | Police Officer | |||
| Breyfogle, Israel | 4/21/1854 | Marshal | Marshal | 1854 | |
| Breyfogle, J D | 11/1/1854 | Marshal | Marshal | 3/10/1855 | |
| Browning, Richard R | 6/7/1954 | Police Officer | 10/26/1968 (Capt) | 8/15/1972 (Chief ) | 6/12/1984 (retired) |
| Buchanan, David | 1995 | Police Officer | unk | ||
| Burroughs, Thomas | 8/5/1868 | Deputy Marshal | 1870 | ||
| Cairns, E | 1859 | Deputy Marshal | unk | ||
| Callahan, William | 5/21/1888 | Deputy Marshal | 4/19/1897 | ||
| Carl, William | 4/19/1897 | Police Officer | 1899 | ||
| Carson, Norman R | 4/1/1960 | Police Officer | 11/7/1968 (Capt) | 7/1/1970 (disability) | |
| Case, William | 12/1/1883 | Deputy Marshal | 3/1/1884 | ||
| Case, William H | 4/6/1860 | Marshal | Marshal | 5/1/1864 | |
| Caseman, John | 5/21/1888 | Deputy Marshal | 1896 | ||
| Chapman, Donald E | 2/16/1942 | Police Officer | 11/1/1966 (retired) | ||
| Childs, Derek | 6/2/2003 | Police Officer | |||
| Claar, Donald | 4/29/1994 | Police Officer | 4/27/2004 (Sgt) | ||
| Cleveland, A B | 1872 | Special Police | 1874 | ||
| Cleveland, Dannie | 1873 | Police Officer | unk | ||
| Cochran, James M | 4/20/1868 | Marshal | Marshal | 1869 | |
| Collier, L Kenneth | 1/15/1973 | Police Officer | 11/15/1974 (resigned) | ||
| Coover, Lewis S | 5/15/1936 | Police Officer | 2/1/1942 (resigned) | ||
| Coppernall, Jon | 4/1/1989 | Police Officer | 6/5/1990 (resigned) | ||
| Courter, Stephen C | 1/15/1973 | Police Officer | 12/15/1995 (retired) | ||
| Cox, Chris | 8/27/2001 | Police Officer | |||
| Craig, William | 1877 | Special Police | unk | ||
| Crawford, C | 1877 | Special Police | unk | ||
| Crawford, Joseph H | 4/15/1852 | Marshal | Marshal | 4/15/1855 | |
| Cromer, George | 5/4/1874 | Deputy Marshal | 1875 | ||
| Cullins, Henry B | 11/1/1886 | Deputy Marshal | 8/8/1887 | ||
| Davis, Joseph P | 8/1/1927 | Traffic Officer | 5/15/1936 (resigned) | ||
| Davis, William J | 5/3/1880 | Marshal | Marshal | 1884 | |
| Davis, William P | 5/13/1889 | Deputy Marshal | 1896 | ||
| Deckling, William | 1/2/1990 | Police Officer | |||
| Dent, John | 6/1/1872 | Deputy Marshal | 9/30/1873 | ||
| Diaz, Ramon | 11/9/1998 | Police Officer | |||
| Doll, Alexander | 10/13/1880 | Police Officer | 1881 | ||
| Donoghue, Tom | 1/14/2004 | Police Officer | |||
| Dorsey, David R | 6/8/1968 | Police Officer | 6/8/1993 (retired) | ||
| Doty, Jason | 9/2/2003 | Police Officer | |||
| Drum, Mark E | 4/12/1978 | Police Officer | Captain | 7/1/2003 (retired) | |
| Eastman, Emery | 1866 | Police Officer | unk | ||
| Efre, Juan S | 4/4/1973 | Police Officer | 8/23/1974 (resigned) | ||
| Ehrsam, Gerald | 1994 | Police Officer | 1995 | ||
| Ekleberry, Todd | 8/6/1990 | Police Officer | unk | ||
| English, Patrick S | 5/6/1878 | Deputy Marshal | 3/6/1882 | ||
| English, Patrick S | 5/21/1888 | Marshal | Marshal | 1896 | |
| Eugard, P T | 10/6/1879 | Police Officer | 5/3/1880 | ||
| Eusey, William | 8/24/2005 | Police Officer | |||
| Evans, Earl | 1942 | Police Officer | unk | ||
| Evans, F M | 4/19/1897 | Police Officer | 9/6/1898 | ||
| Evans, Kenneth D | 12/2/1970 | Police Officer | 4/3/1986 (resigned) | ||
| Fleshman, James L | 9/1/1960 | Police Officer | 6/23/1969 (resigned) | ||
| Flynn, Jason | 8/27/2007 | Police Officer | |||
| Foust, Adrian | 1/24/2006 | Police Officer | |||
| Francis, S | 1877 | Special Police | unk | ||
| Fultz, Donald E | 10/1/1954 | Police Officer | 5/17/1968 (resigned) | ||
| Furness, E A | 5/21/1888 | Night Turnkey | 1889 | ||
| Gaines, Robert D | 10/20/1969 | Police Officer | 1/26/1993 (retired) | ||
| Gatton, James F | 11/1/1949 | Police Officer | 1/19/1951 ( to FD) | ||
| Gerke, Patrick | 8/26/2005 | Police Officer | |||
| Glazer, Rodney | 1/2/1990 | Police Officer | |||
| Goelz, Rodney W | 4/12/1978 | Police Officer | 1/27/1988 (disability) | ||
| Gordon, Dallas F | 5/9/1979 | Police Officer | 2/7/1984 (resigned) | ||
| Graham, Adam | 8/28/2006 | Police Officer | |||
| Green, Charles L | 3/1/1960 | Police Officer | 10/24/1979 (retired) | ||
| Griffin, John | 5/5/1875 | Police Officer | 1883 | ||
| Griffin, John P | 5/21/1888 | Deputy Marshal | 1896 | ||
| Hagar, Charles B | 7/19/1952 | Police Officer | 2/16/1953 (resigned) | ||
| Haine, William P | 5/13/1889 | Deputy Marshal | unk | ||
| Haire, J M | 9/5/1887 | Deputy Marshal | unk | ||
| Haley, Elmer | 5/16/1924 | Police Officer | 1/8/1930 (resigned) | ||
| Harris, Monty V | 5/9/1979 | Police Officer | 1/1/2001 (retired) | ||
| Harrison, Ramon K | 4/1/1973 | Police Officer | 9/14/1974 (resigned) | ||
| Hartley, Marsha | 3/29/1978 | Police Officer | 8/9/1979 (resigned) | ||
| Hartman, John | 1/14/2004 | Police Officer | |||
| Hartman, John | 5/19/1884 | Deputy Marshal | unk | ||
| Hartman, Stanley | 4/61874 | Police Officer | 1877 | ||
| Hatcher, Brian | 2000 | Police Officer | unk | ||
| Hatcher, Robert | 8/26/1997 | Police Officer | |||
| Hehr, George | 1992 | Police Officer | 1993 | ||
| Helmouth, Henry | 5/4/1885 | Deputy Marshal | 10/3/1887 (resigned) | ||
| Herning, Juston | 10/31/2000 | Police Officer | |||
| Herrold, Richard | 5/21/1888 | Deputy Marshal | 1896 | ||
| Highwarden, John W | 5/3/1880 | Deputy Marshal | 1881 | ||
| Hike Jr, Tildon J | 3/25/1985 | Police Officer | 8/25/2005 (Sgt) | ||
| Hilmuth, Henry | 1872 | Special Police | unk | ||
| Hines, Raymond T | 12/18/1966 | Police Officer | 7/3/1989 | ||
| Hoffman, Leonard A | 7/17/1939 | Police Officer | 8/1/1942 (Chief ) | 11/1/1949 (resigned) | |
| Holly, James | 1867 | Deputy Marshal | 1874 | ||
| Howard, Paul K | 4/2/1973 | Police Officer | 4/2/2000 (retired) | ||
| Hudson, Henry | 11/1/1875 | Extra | unk | ||
| Inlow, William E | 8/16/1952 | Police Officer | 7/30/1953 (resigned) | ||
| Inscoe, David | 1866 | Deputy Marshal | 1868 | ||
| Inscoe, David | 5/19/1876 | Deputy Marshal | 1878 | ||
| Jackson, Mark | 5/28/2003 | Police Officer | |||
| Johnson, Donald | 2/1/1942 | Police Officer | 4/15/1942 (resigned) | ||
| Johnson, M | 1877 | Special Police | unk | ||
| Johnson, N E | 1872 | Special Police | unk | ||
| Johnson, Nathan E | 10/3/1874 | Police Officer | unk | ||
| Johnson, Robert C | 1/29/1980 | Police Officer | 8/1/1998 (Sgt) | 2/5/2007 (retired) | |
| Johnston, Robert | 5/5/1884 | Deputy Marshal | 1887 | ||
| Jones, C O | 4/19/1897 | Police Officer | 5/1/1898 (to FD) | ||
| Jones, Nathan | 1898 | Police Officer | unk | ||
| Jones, R N | 4/13/1857 | Marshal | Marshal | unk | |
| Keefe, Patrick | 5/21/1888 | Deputy Marshal | 2/11/1889 (resigned) | ||
| Keefe, Patsy | 3/9/1884 | Deputy Marshal | unk | ||
| Keefe, Patsy W | 3/1/1898 | Marshal | Marshal | 5/1/1900 | |
| Keiser, Charles W | 5/14/1900 | Police Officer | 1906 (to FD) | ||
| King, Paul A “Doc” | 7/1/1939 | Police Officer | 10/3/1950 (resigned) | ||
| Knight, Charles | 1877 | Special Police | unk | ||
| Knight, W. Wymond | 12/1/1941 | Police Officer | 6/19/1944 (Lt) | 12/1/1966 (retired) | |
| Knunk, Jacob | 1871 | Police Officer | 1876 (Fire Chief) | ||
| Krouse, Paul W | 10/16/1950 | Police Officer | 10/26/1968 (Capt) | 1/16/1979 (retired) | |
| Kruck, E W | 4/6/1874 | Special Police | unk | ||
| Landacre, Bruce F | 9/9/1967 | Police Officer | 3/14/1979 (Capt) | 11/15/1988 (retired) | |
| Leasher, John J | 1872 | Special Police | unk | ||
| Leatherman, Mark A | 5/13/1985 | Police Officer | 10/24/2003 (Sgt) | ||
| Lehner, Bruce Michael | 1/22/1975 | Police Officer | 1/20/1988 (resigned) | ||
| Lieske, Kathy L | 3/29/1978 | Police Officer | 3/1/1990 (Capt) | 3/12/1997 (Chief) | 9/25/2001 (retired) |
| Loader, Robert W | 2/6/1930 | Police Officer | 6/25/1936 (Capt) | 4/25/1950 (retired) | |
| Lynch, Dennis | 5/17/1886 | Deputy Marshal | 1887 | ||
| Madden, Dan | 8/26/2005 | Police Officer | |||
| Madigan, Nicholas | 12/16/1996 | Police Officer | |||
| Mahoney, John | 5/4/1885 | Deputy Marshal | unk | ||
| Mahoney, Michael | 5/1/1899 | Police Officer | 8/4/1899 (resigned) | ||
| Main, James N | 6/1/1950 | Police Officer | 10/1953 (resigned) | ||
| Martin, Russell L | 5/4/1981 | Police Officer | 3/16/1990 (Sgt) | 9/14/2004 (Chief) | |
| Martz, Randall G | 7/31/1974 | Police Officer | 2/1/1989 (Capt) | 8/25/1993 (Chief) | 1/2/1997 (retired) |
| Marzick, Marissa | 8/20/2001 | Police Officer | unk | ||
| Matthews, David G | 1/11/1969 | Police Officer | 1/25/1994 (retired) | ||
| Matthews, William B | 5/4/1896 | Deputy Marshal | 3/1/1900 (Marshal) | 5/1/1903 (Chief) | |
| Matthews, William B | 5/1/1903 | 1st Police Chief | Chief | 10/15/1907 (resigned) | |
| McCarty, Daniel | 3/6/1882 | Deputy Marshal | unk | ||
| McClain, Dale A | 10/15/1952 | Police Officer | 9/1/1953 (resigned) | ||
| McCoy, Larry | 1995 | Police Officer | unk | ||
| McDonald, Edward | 5/4/1885 | Deputy Marshal | unk | ||
| McFarland, J | 9/9/1887 | Deputy Marshal | unk | ||
| McPherson, Benjamin D | 5/4/1874 | Deputy Marshal | 1887 | ||
| McQuigg, David | 7/10/1995 | Police Officer | |||
| Mendel, Rita | 8/7/1990 | Police Officer | |||
| Metcalf, Amy | 1993 | Police Officer | 1997 | ||
| Middleton, Charles L | 8/1/1951 | Police Officer | 6/8/1957 (resigned) | ||
| Miller, Charles F | 5/5/1884 | Marshal | Marshal | 1887 | |
| Miller, Frank | 1872 | Special Police | unk | ||
| Mitchell, Thomas J | 5/5/1884 | Deputy Marshal | 3/9/1885 (resigned) | ||
| Moore, Adam | 9/25/2002 | Police Officer | |||
| Morris, Delbert M | 7/1/1942 | Police Officer | 6/1/1947 (Capt) | Chief (12/29/1949) | 6/30/1972 (retired) |
| Morris, Troy A | 4/20/1988 | Police Officer | 1997 (resigned) | ||
| Munsell, John | 1872 | Special Police | unk | ||
| Munsell, John T | 1867 | Deputy Marshal | unk | ||
| Neff, April E | 8/31/1987 | Police Officer | 8/21/1989 (resigned) | ||
| Nelson, James L. | 4/8/04 -9/4/07 | Police Officer | 9/4/2007 | ||
| Nelson, Mark A | 1991 | Police Officer | 1995 | ||
| Nice, Walter | 1/1/1931 | Police Officer | 6/18/1935 (resigned) | ||
| O'Keefe, Richard | 1872 | Special Police | unk | ||
| Oldhum, Joshua G | 5/6/1878 | Deputy Marshal | 1880 | ||
| Owens, Jeremy | 12/14/2005 | Police Officer | |||
| Owston, Charles V | 5/1/1870 | Marshal | Marshal | 1873 | |
| Owston, Charles V | 5/1/1876 | Marshal | Marshal | 1879 | |
| Paddock, W R | 1872 | Special Police | unk | ||
| Parker, Matthew | 4/8/2004 | Police Officer | |||
| Parmer, Robert V | 6/14/1960 | Police Officer | 6/28/1960 (resigned) | ||
| Parsons, Timothy | 1997 | Police Officer | 2000 | ||
| Penrod, Robert | 9/13/1993 | Police Officer | 9/13/2007 (Sgt) | ||
| Pickens, Rodney F | 6/1/1942 | Police Officer | 10/15/1944 (resigned) | ||
| Picket, William | 11/11/1907 | Police Officer | 1912 (resigned) | ||
| Pierce, George | 9/4/1882 | Deputy Marshal | 1884 | ||
| Pijanowski, Bruce L | 4/8/1988 | Police Officer | 8/25/2005 (Capt) | ||
| Piroska, Steven | 4/10/1995 | Police Officer | |||
| Pliickebaum, Frank W | 5/21/1888 | Deputy Marshal | 1896 | ||
| Pliickebaum, Frank W II | 12/24/1910 | Police Officer | 4/17/1929 (Capt) | 6/25/1936 (retired) | |
| Pliickebaum, Jerome A | 6/25/1936 | Police Officer | 12/1/1939 (to FD) | ||
| Porter, Ronald | 6/5/1995 | Police Officer | |||
| Poulton, Ronald L | 4/30/1966 | Police Officer | 1/3/1979 (Capt) | 6/13/1984 (chief) | 6/25/1993 (Retired) |
| Powell, Scott | 3/4/2002 | Police Officer | |||
| Radabaugh, John M | 6/1/1993 | Police Officer | 8/25/05 (Sgt) | ||
| Redman, Cheri | 8/7/1990 | Police Officer | 1993 (resigned) | ||
| Riggs, James D | 6/24/1952 | Police Officer | 10/26/1968 (Capt) | 1/2/1979 (retired) | |
| Rose, James J | 4/10/1989 | Police Officer | 10/24/2003 (Capt) | 4/6/2005 (retired) | |
| Rospert, Marc T | 10/14/1985 | Police Officer | 2000 (resigned) | ||
| Ruder, Charles | 5/1/1900 | Police Officer | 1924 (retired) | ||
| Ruder, Charles | 3/1/1929 | Extra | 7/1/1929 | ||
| Rugg, E D | 8/12/1907 | Police Officer | 1908 | ||
| Rutherford, H | 7/16/1930 | Police Officer | 12/31/1930 (resigned) | ||
| Ryan, John | 4/20/1869 | Asst Marshal | 1874 | ||
| Schemine, Steven M | 8/31/1987 | Police Officer | 5/10/1990 (resigned) | ||
| Schwartz, Bryan | 1997 | Police Officer | unk | ||
| Seaman, David | 5/4/1884 | Deputy Marshal | 1887 | ||
| Segaard, Benjamin | 3/28/2001 | Police Officer | |||
| Sell, Charles | 1872 | Special Police | unk | ||
| Sell, John | 1872 | Special Police | unk | ||
| Sharadin, Daniel | 5/5/1873 | Police Officer | 1874 | ||
| Shellito, James Brad | 1/22/1975 | Police Officer | 1/3/1979 (Sgt) | ||
| Sheriden, D | 1877 | Special Police | unk | ||
| Sheriden, Daniel | 1872 | Deputy Marshal | 1874 | ||
| Shuster, Everett H | 8/1/1942 | Police Officer | 6/1/1950 (Capt) | 7/31/1967 (retired) | |
| Smith, Isaac C | 1872 | Special Police | unk | ||
| Smith, John O | 1872 | Deputy Marshal | 3/30/1873 | ||
| Smith, William C | 12/8/1966 | Police Officer | 11/5/1980 (Capt) | 3/27/1990 (retired) | |
| Snead, Shawn N | 3/5/2001 | Police Officer | |||
| Spaulding, James W | 5/4/1896 | Police Officer | 5/1/1903 (Capt) | 11/11/1907 (Chief) | 6/1/1930 (retired) |
| Stansbery, Jeffery M | 4/26/1974 | Police Officer | 9/12/1979 (Sgt) | 4/8/2007 (retired) | |
| Strasser, Nicholas | 8/24/2005 | Police Officer | |||
| Stratton, | 1877 | Special Police | unk | ||
| Sturman, David | 7/5/2000 | Police Officer | |||
| Swisher, Samuel D | 3/12/1962 | Police Officer | 10/15/1965 (resigned) | ||
| Swope, H M | 1873 | Special Police | unk | ||
| Tagg, Gary O | 10/23/1967 | Police Officer | 12/10/1985 (disability) | ||
| Tate, Thomas | 8/19/1942 | Special Police | 3/1/1946 (resigned) | ||
| Terry, Philip E | 7/31/1974 | Police Officer | 4/11/1979 (Sgt) | 5/12/1987 (resigned) | |
| Thompson, Craig | 1993 | Police Officer | 1994 | ||
| Tierney | 1913 | Police Officer | unk | ||
| Tierney, Dennis | 9/4/1882 | Deputy Marshal | 1885 | ||
| Tierney, Pat | 10/2/1899 | Police Officer | 7/16/1900 | ||
| Tompkins, Wayne L | 5/14/1948 | Police Officer | 3/10/1960 (Capt) | 3/14/1978 (retired) | |
| Turner, A | 4/6/1874 | Special Police | unk | ||
| Turner, Albert | 5/5/1879 | Deputy Marshal | 1881 | ||
| Turner, N E | 4/6/1874 | Special Police | unk | ||
| Valverde, Ken | 9/3/2000 | Police Officer | |||
| Vining, Elam C | 4/1/1858 | Marshal | Marshal | 1860 | |
| Vining, Elam C | 5/1/1864 | Marshal | Marshal | unk | |
| Vining, Elam C | 3/30/1873 | Deputy Marshal | 1878 | ||
| Vining, Elam C | 5/1/1882 | Deputy Marshal | unk | ||
| Vining, Frank J | 9/6/1898 | Police Officer | 12/9/1910 (Capt) | 4/7/1929 (died) | |
| Vogt, H W | 4/19/1897 | Marshal | Marshal | unk | |
| Wadsworth, Brenda | 4/7/1997 | Police Officer | |||
| Ward, Vic | 8/1/1929 | Police Officer | 2/15/1930 (resigned) | ||
| Washer, Allen | 6/1/1986 | Police Officer | 9/1/1986 (resigned) | ||
| Weber, Robert L | 9/1/1960 | Police Officer | 6/10/1967 (resigned) | ||
| Weiser, Albert | 5/20/1878 | Deputy Marshal | 7/5/1880 | ||
| Wells, Joseph | 4/20/1867 | Marshal | Marshal | reelected | |
| Wells, Joseph | 4/20/1869 | Marshal | Marshal | unk | |
| Wells, S | 1877 | Special Police | unk | ||
| Wery, Robert C | 3/29/1978 | Police Officer | 9/7/1985 (resigned) | ||
| Wheeler, A | 5/2/1856 | Marshal | Marshal | unk | |
| White, Nicholas | 5/1/1882 | Deputy Marshal | 1884 | ||
| Whittaker, Curtis | 8/16/2004 | Police Officer | |||
| Willauer, Adam | 8/26/2005 | Police Officer | |||
| Willey, B F | 1860 | Deputy Marshal | unk | ||
| Williams, Thomas B | 1900 | Police Officer | 11/11/1907 (Capt) | 12/31/1910 (resigned) | |
| Wilson William W | 5/1/1899 | Police Officer | 3/10/1924 (retired) | ||
| Wilson, James S | 11/2/1855 | Marshal | Marshal | 5/2/1856 | |
| Winn, William | 1872 | Special Police | unk | ||
| Wintz, Fred E | 2/26/1969 | Police Officer | 8/30/1977 (resigned) | ||
| Worster, Steven | 1995 to 1997 | Police Officer | unk | ||
| Wygle, Larry L | 3/12/1962 | Police Officer | 1/3/1979 (Capt) | 10/12/1980 (resigned) | |
| Yankie, Patrick J | 8/8/1979 | Police Officer | 10/20/1993 Capt) | ||
| Young, D | 1877 | Special Police | unk | ||
| Young, Daniel | 4/6/1874 | Police Officer | unk | ||
| Young, Hazen D | 11/7/1930 | Police Officer | 2/1/1948 (retired) | ||
| Zeigler, Solomon | 1870 | Deputy Marshal | 1879 | ||
| Zimmerman, Carl F | 6/15/1935 | Police Officer | 9/1/1935 (resigned) | ||
| Zoller, William | 7/13/1998 | Police Officer |