The figures on this page were reported to the State Board of Elections by each of the 24 county Boards of Elections of the State of Maryland. County Boards of Elections communicate their results to the State Board once all of their precinct data has been collected. The State Board of Elections posts those results immediately upon receipt. Last updated at 12:17 PM on Tuesday, April 06, 2004 (US Eastern Time).
| Richard F. Colburn | Ann Horner Granados George W. Bush (Won) | Nora Keenan | Tony McConkey | |
| Anne Arundel | 1,776 | 4,361 | 768 | 1,434 |
| Baltimore | 921 | 2,388 | 354 | 305 |
| Caroline | 1,025 | 634 | 151 | 126 |
| Cecil | 999 | 1,685 | 317 | 258 |
| Dorchester | 1,061 | 570 | 160 | 114 |
| Harford | 1,942 | 3,182 | 594 | 500 |
| Kent | 300 | 753 | 133 | 114 |
| Queen Anne's | 1,009 | 1,542 | 259 | 245 |
| Somerset | 430 | 491 | 83 | 61 |
| Talbot | 1,612 | 1,525 | 339 | 243 |
| Wicomico | 2,026 | 1,841 | 356 | 273 |
| Worcester | 1,033 | 1,939 | 253 | 210 |
| Totals | (14.6%) 14,134 | (21.6%) 20,911 | (3.9%) 3,767 | (4.0%) 3,883 |
| Lee Merrell | J. Lowell Stoltzfus George W. Bush (Won) | Cathleen M. Vitale George W. Bush (Won) | |
| Anne Arundel | 508 | 4,632 | 5,863 |
| Baltimore | 262 | 2,626 | 2,667 |
| Caroline | 125 | 1,011 | 806 |
| Cecil | 236 | 2,006 | 1,967 |
| Dorchester | 115 | 904 | 669 |
| Harford | 678 | 3,617 | 3,799 |
| Kent | 114 | 921 | 819 |
| Queen Anne's | 221 | 1,962 | 1,872 |
| Somerset | 58 | 917 | 504 |
| Talbot | 305 | 1,917 | 1,707 |
| Wicomico | 276 | 3,567 | 2,266 |
| Worcester | 162 | 2,458 | 1,728 |
| Totals | (3.2%) 3,060 | (27.4%) 26,538 | (25.4%) 24,667 |
| Paul Michael Blitz | Luis E. Borunda George W. Bush (Won) | David R. Craig George W. Bush (Won) | Walter R. Hayes, Jr. George W. Bush (Won) | |
| Anne Arundel | 524 | 1,863 | 2,118 | 2,069 |
| Baltimore City | 92 | 249 | 265 | 266 |
| Baltimore | 1,896 | 6,617 | 7,423 | 7,413 |
| Harford | 406 | 1,166 | 1,679 | 1,417 |
| Totals | (8.2%) 2,918 | (27.9%) 9,895 | (32.4%) 11,485 | (31.5%) 11,165 |
| Nicolee W. Ambrose George W. Bush (Won) | Scott Conwell | Jose Fuentes George W. Bush (Won) | Chuck Gast | |
| Anne Arundel | 6,517 | 1,374 | 6,129 | 561 |
| Baltimore City | 594 | 90 | 542 | 55 |
| Baltimore | 3,434 | 325 | 3,205 | 229 |
| Howard | 1,641 | 201 | 1,576 | 134 |
| Totals | (26.4%) 12,186 | (4.3%) 1,990 | (24.8%) 11,452 | (2.1%) 979 |
| Mark L. Luterman George W. Bush (Won) | Michael Edward Malone | Edward R. Reilly | Bruce Robinson | |
| Anne Arundel | 6,323 | 886 | 1,301 | 572 |
| Baltimore City | 523 | 104 | 96 | 74 |
| Baltimore | 3,415 | 388 | 432 | 343 |
| Howard | 1,614 | 205 | 168 | 127 |
| Totals | (25.7%) 11,875 | (3.4%) 1,583 | (4.3%) 1,997 | (2.4%) 1,116 |
| John Stafford | Timothy Lloyd Tilghman | |
| Anne Arundel | 716 | 848 |
| Baltimore City | 89 | 121 |
| Baltimore | 319 | 527 |
| Howard | 227 | 211 |
| Totals | (2.9%) 1,351 | (3.7%) 1,707 |
| Jason Fenwick George W. Bush (Won) | JoAnn Fisher George W. Bush (Won) | Earl S. Gordon | Frederick D. Gray George W. Bush (Won) | |
| Montgomery | 4,570 | 4,724 | 1,061 | 4,552 |
| Prince George's | 1,233 | 1,348 | 524 | 1,260 |
| Totals | (30.1%) 5,803 | (31.5%) 6,072 | (8.2%) 1,585 | (30.2%) 5,812 |
| Tom Angelis | Joseph T. Crawford | M. Jacqueline Gordon George W. Bush (Won) | Thomas F. McKay George W. Bush (Won) | |
| Anne Arundel | 289 | 327 | 1,658 | 1,668 |
| Calvert | 139 | 316 | 1,217 | 1,332 |
| Charles | 190 | 749 | 2,341 | 2,536 |
| Prince George's | 505 | 912 | 3,136 | 3,110 |
| St. Mary's | 262 | 832 | 3,433 | 4,166 |
| Totals | (3.1%) 1,385 | (7.0%) 3,136 | (26.4%) 11,785 | (28.7%) 12,812 |
| Anthony J. O'Donnell George W. Bush (Won) | Robert "Rob" Reed | Travis Weber | |
| Anne Arundel | 1,634 | 223 | 189 |
| Calvert | 1,479 | 268 | 201 |
| Charles | 2,367 | 322 | 273 |
| Prince George's | 3,053 | 590 | 519 |
| St. Mary's | 3,714 | 355 | 324 |
| Totals | (27.4%) 12,247 | (3.9%) 1,758 | (3.4%) 1,506 |
| Tim Brooks | Samie Conyers | George C. Edwards George W. Bush (Won) | James M. Harkins George W. Bush (Won) | |
| Allegany | 710 | 407 | 5,231 | 3,119 |
| Baltimore | 256 | 182 | 1,489 | 1,487 |
| Carroll | 1,242 | 824 | 7,628 | 7,287 |
| Frederick | 2,601 | 1,964 | 11,963 | 11,107 |
| Garrett | 303 | 179 | 2,509 | 1,619 |
| Harford | 206 | 127 | 1,004 | 1,142 |
| Montgomery | 85 | 73 | 670 | 646 |
| Washington | 1,142 | 658 | 5,720 | 5,137 |
| Totals | (6.0%) 6,545 | (4.0%) 4,414 | (33.0%) 36,214 | (28.7%) 31,544 |
| Koreen Hughes George W. Bush (Won) | |
| Allegany | 3,190 |
| Baltimore | 1,446 |
| Carroll | 7,260 |
| Frederick | 10,951 |
| Garrett | 1,571 |
| Harford | 924 |
| Montgomery | 636 |
| Washington | 5,125 |
| Totals | (28.3%) 31,103 |
| Victor Clark, Jr. George W. Bush (Won) | Christopher Merdon | Gloria B. Murphy George W. Bush (Won) | Howard M. Rensin George W. Bush (Won) | |
| Baltimore City | 428 | 201 | 434 | 307 |
| Baltimore | 1,821 | 481 | 1,875 | 1,718 |
| Howard | 5,285 | 2,313 | 5,448 | 5,187 |
| Totals | (29.5%) 7,534 | (11.7%) 2,995 | (30.4%) 7,757 | (28.3%) 7,212 |
| Katja Bullock George W. Bush (Won) | Howard A. Denis George W. Bush (Won) | Robin Ficker | Jayne H. Plank George W. Bush (Won) | |
| Montgomery | 11,544 | 12,973 | 3,759 | 11,684 |
| Prince George's | 115 | 110 | 78 | 115 |
| Totals | (28.9%) 11,659 | (32.4%) 13,083 | (9.5%) 3,837 | (29.2%) 11,799 |
| Andy Harris George W. Bush (Won) | Donna D. Judge George W. Bush (Won) | Jean L. Rothert George W. Bush (Won) | |
| Anne Arundel | 5,676 | 5,604 | 5,402 |
| Baltimore | 2,969 | 2,834 | 2,780 |
| Caroline | 1,164 | 1,111 | 1,051 |
| Cecil | 2,159 | 2,121 | 2,000 |
| Dorchester | 951 | 956 | 885 |
| Harford | 4,227 | 3,982 | 3,803 |
| Kent | 922 | 955 | 883 |
| Queen Anne's | 2,097 | 2,174 | 1,975 |
| Somerset | 660 | 664 | 593 |
| Talbot | 2,164 | 2,168 | 2,201 |
| Wicomico | 2,853 | 2,810 | 2,650 |
| Worcester | 2,198 | 2,230 | 2,114 |
| Totals | (34.2%) 28,040 | (33.7%) 27,609 | (32.1%) 26,337 |
| John C. Fiastro, Jr. George W. Bush (Won) | Melissa Redmer Mullahey George W. Bush (Won) | Emil B. Pielke George W. Bush (Won) | |
| Anne Arundel | 2,043 | 2,134 | 1,983 |
| Baltimore City | 269 | 289 | 259 |
| Baltimore | 7,277 | 7,523 | 7,104 |
| Harford | 1,410 | 1,567 | 1,321 |
| Totals | (33.2%) 10,999 | (34.7%) 11,513 | (32.1%) 10,667 |
| J. Michael Collins George W. Bush (Won) | Allen J. Furth George W. Bush (Won) | Laurie Sears George W. Bush (Won) | Duane Shelton | |
| Anne Arundel | 7,540 | 7,136 | 7,586 | 1,340 |
| Baltimore City | 631 | 577 | 604 | 186 |
| Baltimore | 3,717 | 3,570 | 3,686 | 635 |
| Howard | 1,734 | 1,687 | 1,782 | 334 |
| Totals | (31.9%) 13,622 | (30.3%) 12,970 | (32.0%) 13,658 | (5.8%) 2,495 |
| Virginia W. Kellogg George W. Bush (Won) | Maria Peņa-Faustino George W. Bush (Won) | Sylvester J. Vaughns George W. Bush (Won) | |
| Montgomery | 4,755 | 4,602 | 4,540 |
| Prince George's | 1,432 | 1,324 | 1,357 |
| Totals | (34.4%) 6,187 | (32.9%) 5,926 | (32.7%) 5,897 |
| Miguel Boluda George W. Bush (Won) | Greg Davis George W. Bush (Won) | Maria A. Ialacci | Carolyn V. Lees George W. Bush (Won) | |
| Anne Arundel | 1,583 | 1,756 | 316 | 1,686 |
| Calvert | 1,268 | 1,441 | 299 | 1,397 |
| Charles | 2,359 | 2,620 | 465 | 2,552 |
| Prince George's | 3,130 | 3,346 | 956 | 3,259 |
| St. Mary's | 3,290 | 3,918 | 588 | 3,592 |
| Totals | (29.2%) 11,630 | (32.8%) 13,081 | (6.6%) 2,624 | (31.4%) 12,486 |
| Philip Greene | Richard Hugg George W. Bush (Won) | David G. Lenhart George W. Bush (Won) | Tricia Wolfe George W. Bush (Won) | |
| Allegany | 671 | 2,987 | 3,047 | 4,500 |
| Baltimore | 243 | 1,458 | 1,488 | 1,459 |
| Carroll | 1,232 | 7,194 | 7,276 | 7,306 |
| Frederick | 1,997 | 10,541 | 12,351 | 11,260 |
| Garrett | 358 | 1,680 | 1,777 | 1,841 |
| Harford | 203 | 931 | 998 | 982 |
| Montgomery | 96 | 638 | 651 | 656 |
| Washington | 1,023 | 5,179 | 5,399 | 5,323 |
| Totals | (5.7%) 5,823 | (29.8%) 30,608 | (32.1%) 32,987 | (32.4%) 33,327 |
| Joseph Brown, Jr. George W. Bush (Won) | Manda Zand Ervin George W. Bush (Won) | Loretta D. Gaffney George W. Bush (Won) | |
| Baltimore City | 464 | 365 | 406 |
| Baltimore | 1,886 | 1,774 | 1,830 |
| Howard | 5,679 | 5,395 | 5,608 |
| Totals | (34.3%) 8,029 | (32.2%) 7,534 | (33.5%) 7,844 |
| Augustus Alzona | Sambhu N. Banik George W. Bush (Won) | Nathaniel French Caldwell | Marilyn M. Dankner George W. Bush (Won) | |
| Montgomery | 2,329 | 10,648 | 2,933 | 12,120 |
| Prince George's | 49 | 108 | 56 | 126 |
| Totals | (6.0%) 2,378 | (27.3%) 10,756 | (7.6%) 2,989 | (31.0%) 12,246 |
| Cristena Bach Yeutter George W. Bush (Won) | |
| Montgomery | 10,968 |
| Prince George's | 103 |
| Totals | (28.1%) 11,071 |