District | Counties Represented | | Delegate | Party | First Elected | Committee |
| Allegany, Garrett | | | Republican | 2006 | Health and Government Operations |
| Allegany | | | Democratic | 1986 | Judiciary |
| Allegany, Washington | | | Republican | 2002 | Appropriations |
| Washington | | | Republican | 2008 | Ways and Means |
| Washington | | | Republican | 1998 | Judiciary |
| Washington | | | Democratic | 1990 | Health and Government Operations |
| Frederick | | | Democratic | 2002 | Appropriations |
| Frederick | | | Democratic | 1994 | Economic Matters |
| Frederick, Washington | | | Republican | 2010 | Health and Government Operations |
| Frederick | | | Republican | 1998 | Ways and Means |
| Frederick | | | Republican | 1994 | Environmental Matters |
| Carroll, Frederick | | | Republican | 1986 | Health and Government Operations |
| Carroll | | | Republican | 2004 | Environmental Matters |
| Carroll | | | Republican | 1994 | Appropriations |
| Carroll, Baltimore County | | | Republican | 1974 | Health and Government Operations |
| Baltimore County | | | Democratic | 1988 | Economic Matters |
| Baltimore County | | | Democratic | 2006 | Ways and Means |
| Baltimore County | | | Democratic | 2002 | Environmental Matters |
| Baltimore County, Harford | | | Republican | 2002 | Economic Matters |
| Baltimore County, Harford | | | Republican | 2002 | Ways and Means |
| Baltimore County, Harford | | | Republican | 1978 | Health and Government Operations |
| Baltimore County | | | Democratic | 2006 | Judiciary |
| Baltimore County | | | Democratic | 2002 | Health and Government Operations |
| Baltimore County | | | Republican | 2002 | Environmental Matters |
| Howard | | | Republican | 2002 | Appropriations |
| Howard | | | Republican | 2003 | Economic Matters |
| Carroll | | | Republican | 2002 | Ways and Means |
10 | Baltimore County | | | Democratic | 1994 | Economic Matters |
10 | Baltimore County | | | Democratic | 1997 | Appropriations |
10 | Baltimore County | | | Democratic | 1994 | Health and Government Operations |
11 | Baltimore County | | | Democratic | 2002 | Ways and Means |
11 | Baltimore County | | | Democratic | 1994 | Health and Government Operations |
11 | Baltimore County | | | Democratic | 2002 | Environmental Matters |
| Baltimore County, Howard | | | Democratic | 2002 | Appropriations |
| Baltimore County, Howard | | | Democratic | 1994 | Environmental Matters |
| Howard | | | Democratic | 1994 | Environmental Matters |
13 | Howard | | | Democratic | 1994 | Health and Government Operations |
13 | Howard | | | Democratic | 2006 | Appropriations |
13 | Howard | | | Democratic | 1994 | Ways and Means |
14 | Montgomery | | | Democratic | 2002 | Ways and Means |
14 | Montgomery | | | Democratic | 2002 | Health and Government Operations |
14 | Montgomery | | | Democratic | 2002 | Economic Matters |
15 | Montgomery | | | Democratic | 2006 | Ways and Means |
15 | Montgomery | | | Democratic | 2002 | Judiciary |
15 | Montgomery | | | Democratic | 2002 | Economic Matters |
16 | Montgomery | | | Democratic | 1998 | Appropriations |
16 | Montgomery | | | Democratic | 2007 | Ways and Means |
16 | Montgomery | | | Democratic | 2002 | Judiciary |
17 | Montgomery | | | Democratic | 1990 | Ways and Means |
17 | Montgomery | | | Democratic | 2006 | Ways and Means |
17 | Montgomery | | | Democratic | 1978 | Judiciary |
18 | Montgomery | | | Democratic | 2002 | Appropriations |
18 | Montgomery | | | Democratic | 2007 | Environmental Matters |
18 | Montgomery | | | Democratic | 2006 | Judiciary |
19 | Montgomery | | | Democratic | 1986 | Appropriations |
19 | Montgomery | | | Democratic | 2006 | Judiciary |
19 | Montgomery | | | Democratic | 2006 | Economic Matters |
20 | Montgomery | | | Democratic | 2006 | Environmental Matters |
20 | Montgomery | | | Democratic | 1976 | Ways and Means |
20 | Montgomery | | | Democratic | 2006 | Health and Government Operations |
21 | Anne Arundel, Prince George's | | | Democratic | 1994 | Environmental Matters |
21 | Anne Arundel, Prince George's | | | Democratic | 2006 | Judiciary |
21 | Anne Arundel, Prince George's | | | Democratic | 2006 | Health and Government Operations |
22 | Prince George's | | | Democratic | 2001 | Appropriations |
22 | Prince George's | | | Democratic | 1990 | Environmental Matters |
22 | Prince George's | | | Democratic | 2002 | Ways and Means |
| Prince George's | | | Democratic | 2006 | Judiciary |
| Prince George's | | | Democratic | 1992 | Health and Government Operations |
| Prince George's | | | Democratic | 2002 | Environmental Matters |
24 | Prince George's | | | Democratic | 1990 | Health and Government Operations |
24 | Prince George's | | | Democratic | 1988 | Ways and Means |
24 | Prince George's | | | Democratic | 2002 | Economic Matters |
25 | Prince George's | | | Democratic | 2006 | Economic Matters |
25 | Prince George's | | | Democratic | 1994 | Economic Matters |
25 | Prince George's | | | Democratic | 1998 | Appropriations |
26 | Prince George's | | | Democratic | 2006 | Judiciary |
26 | Prince George's | | | Democratic | 2006 | Ways and Means |
26 | Prince George's | | | Democratic | 2002 | Health and Government Operations |
| Calvert, Prince George's | | | Democratic | 1990 | Appropriations |
| Calvert, Prince George's | | | Democratic | 1974 | Judiciary |
| Calvert | | | Democratic | 2004 | Health and Government Operations |
28 | Charles | | | Democratic | 2006 | Ways and Means |
28 | Charles | | | Democratic | 2002 | Economic Matters |
28 | Charles | | | Democratic | 2004 | Appropriations |
| Charles, St. Mary's | | | Democratic | 1986 | Appropriations |
| St. Mary's | | | Democratic | 1999 | Appropriations |
| Calvert, St. Mary's | | | Republican | 1994 | Environmental Matters |
30 | Anne Arundel | | | Democratic | 1986 | Speaker of the House of Delegates |
30 | Anne Arundel | | | Democratic | 1994 | Environmental Matters |
30 | Anne Arundel | | | Republican | 2006 | Ways and Means |
31 | Anne Arundel | | | Republican | 2002 | Health and Government Operations |
31 | Anne Arundel | | | Republican | 2006 | Judiciary |
31 | Anne Arundel | | | Republican | 2006 | Appropriations |
32 | Anne Arundel | | | Democratic | 2006 | Environmental Matters |
32 | Anne Arundel | | | Democratic | 1993 | Economic Matters |
32 | Anne Arundel | | | Democratic | 1992 | Appropriations |
| Anne Arundel | | | Republican | 2006 | Economic Matters |
| Anne Arundel | | | Republican | 2002 | Judiciary |
| Anne Arundel | | | Republican | 2002 | Health and Government Operations |
| Cecil, Harford | | | Democratic | 1998 | Health and Government Operations |
| Cecil, Harford | | | Democratic | 1998 | Appropriations |
| Cecil | | | Democratic | 1994 | Economic Matters |
| Harford | | | Republican | 2007 | Environmental Matters |
| Harford | | | Republican | 2006 | Economic Matters |
| Harford | | | Republican | 2002 | Judiciary |
36 | Caroline, Cecil, Kent, Queen Anne's | | | Republican | 2002 | Judiciary |
36 | Caroline, Cecil, Kent, Queen Anne's | | | Republican | 2002 | Environmental Matters |
36 | Caroline, Cecil, Kent, Queen Anne's | | | Republican | 1994 | Economic Matters |
| Dorchester, Wicomico | | | Democratic | 1998 | Environmental Matters |
| Caroline, Dorchester, Talbot, Wicomico | | | Republican | 1994 | Appropriations |
| Caroline, Dorchester, Talbot, Wicomico | | | Republican | 2002 | Economic Matters |
| Somerset, Wicomico | | | Republican | 2002 | Ways and Means |
| Wicomico, Worcester | | | Democratic | 1986 | Appropriations |
| Wicomico, Worcester | | | Democratic | 2006 | Economic Matters |
39 | Montgomery | | | Democratic | 1998 | Appropriations |
39 | Montgomery | | | Democratic | 2007 | Health and Government Operations |
39 | Montgomery | | | Democratic | 2006 | Environmental Matters |
40 | Baltimore City | | | Democratic | 2006 | Judiciary |
40 | Baltimore City | | | Democratic | 2006 | Appropriations |
40 | Baltimore City | | | Democratic | 2006 | Health and Government Operations |
41 | Baltimore City | | | Democratic | 2002 | Judiciary |
41 | Baltimore City | | | Democratic | 1982 | Health and Government Operations |
41 | Baltimore City | | | Democratic | 1982 | Judiciary ' |
42 | Baltimore County | | | Democratic | 2006 | Environmental Matters |
42 | Baltimore County | | | Republican | 2002 | Appropriations |
42 | Baltimore County | | | Republican | 2002 | Judiciary |
43 | Baltimore City | | | Democratic | 1982 | Judiciary |
43 | Baltimore City | | | Democratic | 1986 | Ways and Means ' |
43 | Baltimore City | | | Democratic | 1992 | Environmental Matters ' |
44 | Baltimore City | | | Democratic | 2002 | Appropriations |
44 | Baltimore City | | | Democratic | 1982 | Economic Matters |
44 | Baltimore City | | | Democratic | 2006 | Ways and Means |
45 | Baltimore City | | | Democratic | 1994 | Appropriations |
45 | Baltimore City | | | Democratic | 2006 | Environmental Matters |
45 | Baltimore City | | | Democratic | 1973 | Economic Matters |
46 | Baltimore City | | | Democratic | 1994 | Health and Government Operations ' |
46 | Baltimore City | | | Democratic | 1990 | Economic Matters |
46 | Baltimore City | | | Democratic | 1990 | Economic Matters |
47 | Prince George's | | | Democratic | 2006 | Ways and Means |
47 | Prince George's | | | Democratic | 2002 | Environmental Matters |
47 | Prince George's | | | Democratic | 2002 | Judiciary |