| District Registration by Party | ||||||||||
| 9/12/2005 | ||||||||||
| Total | ||||||||||
| DEM | REP | AIP | GRE | LIB | NLP | PAF | DTS | |||
| *0-0 Santa Cruz County | 76,227 | 30,155 | 2,497 | 4,756 | 1,220 | 161 | 482 | 26,499 | 143,152 | |
| *114-0 14th Congressional District | 20,873 | 12,031 | 865 | 1,422 | 531 | 52 | 124 | 8,357 | 44,674 | |
| *117-0 17th Congressional District | 55,354 | 18,124 | 1,632 | 3,334 | 689 | 109 | 358 | 18,142 | 98,478 | |
| *211-0 11th Senatorial District | 47,578 | 14,716 | 1,552 | 3,754 | 819 | 103 | 307 | 16,866 | 86,438 | |
| *215-0 15th Senatorial District | 28,649 | 15,439 | 945 | 1,002 | 401 | 58 | 175 | 9,633 | 56,714 | |
| *327-0 27th Assembly District | 64,352 | 26,444 | 2,197 | 4,573 | 1,154 | 140 | 380 | 23,465 | 123,769 | |
| *328-0 28th Assembly District | 11,875 | 3,711 | 300 | 183 | 66 | 21 | 102 | 3,034 | 19,383 | |
| *401-0 1st Supervisorial District | 15,994 | 6,845 | 553 | 970 | 260 | 35 | 92 | 5,804 | 30,836 | |
| *402-0 2nd Supervisorial District | 15,962 | 8,203 | 564 | 672 | 239 | 33 | 95 | 5,504 | 31,506 | |
| *403-0 3rd Supervisorial District | 18,831 | 3,763 | 463 | 1,801 | 255 | 40 | 111 | 6,261 | 31,776 | |
| *404-0 4th Supervisorial District | 10,151 | 3,185 | 249 | 156 | 56 | 19 | 86 | 2,621 | 16,601 | |
| *405-0 5th Supervisorial District | 15,289 | 8,159 | 668 | 1,157 | 410 | 34 | 98 | 6,309 | 32,433 | |
| *501-0 City Of Santa Cruz | 20,366 | 4,162 | 522 | 1,890 | 246 | 38 | 129 | 6,834 | 34,452 | |
| *502-0 City Of Capitola | 3,209 | 1,322 | 142 | 150 | 47 | 6 | 24 | 1,256 | 6,211 | |
| *503-0 City Of Watsonville | 8,719 | 2,484 | 213 | 98 | 46 | 12 | 64 | 2,165 | 13,862 | |
| *503-1 City Of Watsonville - District 1 | 722 | 90 | 15 | 11 | 4 | 1 | 6 | 162 | 1,012 | |
| *503-2 City Of Watsonville - District 2 | 811 | 133 | 14 | 9 | 3 | 3 | 17 | 175 | 1,167 | |
| *503-3 City Of Watsonville - District 3 | 1,576 | 368 | 43 | 10 | 6 | 2 | 14 | 393 | 2,425 | |
| *503-4 City Of Watsonville - District 4 | 1,381 | 444 | 38 | 14 | 7 | 3 | 8 | 394 | 2,304 | |
| *503-5 City Of Watsonville - District 5 | 1,035 | 276 | 26 | 14 | 11 | 1 | 9 | 279 | 1,656 | |
| *503-6 City Of Watsonville - District 6 | 1,362 | 470 | 36 | 15 | 4 | 2 | 8 | 359 | 2,267 | |
| *503-7 City Of Watsonville - District 7 | 1,832 | 703 | 41 | 25 | 11 | 0 | 2 | 403 | 3,031 | |
| *504-0 City Of Scotts Valley | 2,913 | 2,694 | 146 | 100 | 43 | 8 | 4 | 1,259 | 7,230 | |
| *599-0 Unincorporated Area | 41,020 | 19,493 | 1,474 | 2,518 | 838 | 97 | 261 | 14,985 | 81,397 | |
| *0BE-0 State Board of Equalization - District 1 | 76,227 | 30,155 | 2,497 | 4,756 | 1,220 | 161 | 482 | 26,499 | 143,152 | |
| DEM | REP | AIP | GRE | LIB | NLP | PAF | DTS | |||
| CB-0 County Board of Education | 74,776 | 29,103 | 2,419 | 4,691 | 1,174 | 156 | 472 | 25,840 | 139,736 | |
| CB02-0 Santa Clara County Board Of Education | 1,429 | 1,028 | 78 | 62 | 46 | 5 | 8 | 650 | 3,356 | |
| CB02-2 Santa Clara County Board Of Education - Area 2 | 1,429 | 1,028 | 78 | 62 | 46 | 5 | 8 | 650 | 3,356 | |
| CB03-0 San Benito County Board Of Education | 22 | 24 | 0 | 3 | 0 | 0 | 2 | 9 | 60 | |
| CB03-2 San Benito County Board Of Education - Area 2 | 22 | 24 | 0 | 3 | 0 | 0 | 2 | 9 | 60 | |
| CB-1 County Board of Education-Trustee Area 1 | 11,326 | 6,159 | 486 | 910 | 353 | 29 | 73 | 4,686 | 24,270 | |
| CB-2 County Board of Education-Trustee Area 2 | 11,770 | 4,435 | 364 | 947 | 155 | 22 | 72 | 4,089 | 22,026 | |
| CB-3 County Board of Education-Trustee Area 3 | 14,591 | 3,080 | 382 | 1,297 | 190 | 28 | 80 | 4,982 | 24,816 | |
| CB-4 County Board of Education-Trustee Area 4 | 12,011 | 4,300 | 433 | 722 | 183 | 24 | 82 | 4,400 | 22,351 | |
| CB-5 County Board of Education-Trustee Area 5 | 12,213 | 6,730 | 425 | 583 | 213 | 30 | 57 | 4,269 | 24,719 | |
| CB-6 County Board of Education-Trustee Area 6 | 6,896 | 1,933 | 162 | 85 | 42 | 9 | 49 | 1,773 | 10,997 | |
| CB-7 County Board of Education-Trustee Area 7 | 5,969 | 2,466 | 167 | 147 | 38 | 14 | 59 | 1,641 | 10,557 | |
| CC01-0 Cabrillo Community College District | 74,813 | 29,134 | 2,420 | 4,694 | 1,175 | 156 | 474 | 25,861 | 139,832 | |
| CC01-1 Cabrillo Community College District- Trustee Area 1 | 11,386 | 6,653 | 542 | 806 | 343 | 27 | 61 | 4,805 | 24,869 | |
| CC01-2 Cabrillo Community College District- Trustee Area 2 | 11,764 | 4,436 | 355 | 939 | 175 | 24 | 73 | 4,078 | 22,022 | |
| CC01-3 Cabrillo Community College District- Trustee Area 3 | 12,405 | 4,663 | 434 | 723 | 192 | 26 | 77 | 4,489 | 23,213 | |
| CC01-4 Cabrillo Community College District- Trustee Area 4 | 15,638 | 2,977 | 385 | 1,513 | 212 | 32 | 102 | 5,347 | 26,409 | |
| CC01-5 Cabrillo Community College District- Trustee Area 5 | 6,973 | 1,801 | 170 | 83 | 36 | 12 | 58 | 1,764 | 10,939 | |
| CC01-6 Cabrillo Community College District- Trustee Area 6 | 11,900 | 6,498 | 403 | 528 | 184 | 26 | 58 | 4,080 | 23,860 | |
| CC01-7 Cabrillo Community College District- Trustee Area 7 | 4,816 | 2,115 | 131 | 103 | 33 | 9 | 46 | 1,308 | 8,610 | |
| CC02-0 West Valley-Mission Community College District | 1,414 | 1,021 | 77 | 62 | 45 | 5 | 8 | 638 | 3,320 | |
| SC055-0 Aromas-San Juan Unified School District | 22 | 24 | 0 | 3 | 0 | 0 | 2 | 9 | 60 | |
| UN01-0 San Lorenzo Valley Unified School District | 7,982 | 3,619 | 367 | 671 | 279 | 19 | 56 | 3,333 | 16,495 | |
| Total | ||||||||||
| DEM | REP | AIP | GRE | LIB | NLP | PAF | DTS | |||
| UN01-1 San Lorenzo Valley Unified School District - Trustee | 1,591 | 684 | 82 | 150 | 71 | 3 | 7 | 662 | 3,288 | |
| UN01-2 San Lorenzo Valley Unified School District - Trustee | 1,690 | 663 | 84 | 134 | 71 | 6 | 13 | 800 | 3,497 | |
| UN01-3 San Lorenzo Valley Unified School District - Trustee | 2,024 | 932 | 86 | 149 | 64 | 5 | 18 | 779 | 4,093 | |
| UN01-4 San Lorenzo Valley Unified School District - Trustee | 1,304 | 543 | 58 | 104 | 23 | 2 | 6 | 474 | 2,533 | |
| UN01-5 San Lorenzo Valley Unified School District - Trustee | 1,373 | 797 | 57 | 134 | 50 | 3 | 12 | 618 | 3,084 | |
| UN02-0 Pajaro Valley Unified School District | 22,628 | 9,862 | 659 | 670 | 248 | 47 | 151 | 6,776 | 41,301 | |
| UN02-1 Pajaro Valley Unified School District - Trustee Area 1 | 4,981 | 2,693 | 169 | 241 | 86 | 9 | 23 | 1,680 | 9,963 | |
| UN02-2 Pajaro Valley Unified School District - Trustee Area 2 | 3,763 | 1,644 | 101 | 75 | 21 | 7 | 28 | 1,038 | 6,716 | |
| UN02-3 Pajaro Valley Unified School District - Trustee Area 3 | 381 | 50 | 9 | 6 | 3 | 2 | 2 | 91 | 544 | |
| UN02-4 Pajaro Valley Unified School District - Trustee Area 4 | 2,279 | 527 | 43 | 31 | 15 | 4 | 26 | 518 | 3,450 | |
| UN02-5 Pajaro Valley Unified School District - Trustee Area 5 | 2,699 | 752 | 70 | 35 | 15 | 4 | 17 | 731 | 4,347 | |
| UN02-6 Pajaro Valley Unified School District - Trustee Area 6 | 3,602 | 1,279 | 97 | 66 | 21 | 6 | 33 | 954 | 6,088 | |
| UN02-7 Pajaro Valley Unified School District - Trustee Area 7 | 4,923 | 2,917 | 170 | 216 | 87 | 15 | 22 | 1,764 | 10,193 | |
| UN04-0 Scotts Valley Unified School District | 4,593 | 4,206 | 226 | 181 | 83 | 9 | 12 | 1,975 | 11,387 | |
| HS01-0 Santa Cruz City School District | 39,573 | 11,416 | 1,167 | 3,169 | 564 | 81 | 253 | 13,756 | 70,553 | |
| HS01-1 Santa Cruz City Schools (In City)--TA 1 | 20,366 | 4,162 | 522 | 1,890 | 246 | 38 | 129 | 6,834 | 34,452 | |
| HS01-2 Santa Cruz City Schools (Outside City)--TA 2 | 19,199 | 7,254 | 645 | 1,279 | 318 | 43 | 124 | 6,920 | 36,091 | |
| UN03-0 Los Gatos-Saratoga Joint Union High School District | 1,429 | 1,028 | 78 | 62 | 46 | 5 | 8 | 650 | 3,356 | |
| SC001-0 Santa Cruz Elementary School (In City) | 20,367 | 4,162 | 522 | 1,890 | 246 | 38 | 129 | 6,835 | 34,454 | |
| SC003-0 Santa Cruz Elementary School (in/out City) | 21,146 | 4,557 | 542 | 1,950 | 262 | 38 | 132 | 7,116 | 36,021 | |
| SC058-0 Bonny Doon Union Elementary School District | 1,183 | 366 | 20 | 151 | 28 | 6 | 12 | 416 | 2,200 | |
| SC065-0 Lakeside Joint School District | 402 | 223 | 26 | 16 | 16 | 3 | 1 | 160 | 854 | |
| SC073-0 Happy Valley Elementary School District | 563 | 202 | 13 | 46 | 26 | 2 | 0 | 229 | 1,090 | |
| SC079-0 Loma Prieta Joint Union Elementary School District | 1,027 | 805 | 52 | 46 | 30 | 2 | 7 | 490 | 2,502 | |
| SC082-0 Live Oak School District | 7,129 | 2,113 | 256 | 513 | 120 | 20 | 50 | 2,606 | 12,925 | |
| SC083-0 Mountain Elementary School District | 504 | 236 | 19 | 45 | 9 | 2 | 5 | 157 | 985 | |
| SC086-0 Pacific School District | 276 | 68 | 8 | 47 | 6 | 0 | 3 | 100 | 518 | |
| SC092-0 Santa Cruz Elementary School District (outside City | 780 | 395 | 20 | 60 | 16 | 0 | 3 | 282 | 1,569 | |
| SC096-0 Soquel Union Elementary School District | 8,771 | 3,874 | 309 | 417 | 113 | 13 | 51 | 3,131 | 16,812 | |
| DEM | REP | AIP | GRE | LIB | NLP | PAF | DTS | |||
| PT01-0 Santa Cruz Port District | 31,958 | 8,957 | 919 | 2,552 | 421 | 60 | 200 | 10,842 | 56,369 | |
| UC-0 UCSC | 2,248 | 185 | 59 | 228 | 27 | 4 | 11 | 1,062 | 3,845 | |
| CSA-48 Unincorporated Fire Area | 5,877 | 3,155 | 204 | 448 | 155 | 14 | 35 | 2,227 | 12,235 | |
| FI01-0 Boulder Creek Fire Protection District | 3,037 | 1,254 | 151 | 249 | 129 | 9 | 20 | 1,346 | 6,265 | |
| FI02-0 Felton Fire Protection District | 1,847 | 1,046 | 80 | 152 | 42 | 2 | 9 | 737 | 3,956 | |
| FI03-0 Ben Lomond Fire Protection District | 1,765 | 776 | 79 | 145 | 54 | 5 | 16 | 672 | 3,539 | |
| FI04-0 Zayante Fire Protection District | 1,141 | 480 | 47 | 94 | 41 | 5 | 11 | 475 | 2,320 | |
| FI05-0 Scotts Valley Fire Protection District | 4,808 | 4,312 | 230 | 200 | 85 | 8 | 12 | 2,058 | 11,816 | |
| FI07-0 Branciforte Fire Protection District | 726 | 257 | 19 | 55 | 29 | 3 | 0 | 281 | 1,382 | |
| FI08-0 Central Fire Protection District | 16,287 | 6,153 | 580 | 964 | 241 | 34 | 105 | 5,869 | 30,492 | |
| FI11-0 Aptos/La Selva Fire Protection District | 7,966 | 4,456 | 277 | 345 | 125 | 21 | 38 | 2,753 | 16,116 | |
| FI13-0 Pajaro Valley Fire Protection District | 3,560 | 1,553 | 92 | 103 | 24 | 10 | 41 | 1,028 | 6,443 | |
| FI15-0 Aromas Tri-County Fire Protection District | 22 | 24 | 0 | 3 | 0 | 0 | 2 | 9 | 60 | |
| ROS-0 Midpeninsula Regional Open Space District | 2 | 0 | 0 | 3 | 0 | 0 | 0 | 2 | 7 | |
| GHA-0 Place De Mer Geological Hazard Abatement District | 25 | 16 | 1 | 6 | 0 | 0 | 0 | 5 | 55 | |
| GHD-0 Depot Hill Geological Hazard Abatement District | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
| CSA11-0 Csa 11 Unincorporated Parks & Recreation | 36,714 | 17,694 | 1,294 | 2,212 | 690 | 83 | 237 | 13,263 | 72,811 | |
| CSA11L-0 CSA 11 L | 402 | 83 | 17 | 46 | 10 | 2 | 5 | 168 | 742 | |
| CSA11M-0 CSA 11 M | 1,084 | 394 | 38 | 55 | 14 | 2 | 9 | 346 | 1,959 | |
| RE01-0 Boulder Creek Recreation and Park District | 3,037 | 1,246 | 145 | 251 | 128 | 9 | 20 | 1,341 | 6,246 | |
| RE02-0 Alba Park, Recreation and Parkway | 27 | 9 | 0 | 8 | 2 | 0 | 1 | 7 | 54 | |
| RE04-0 Opal Cliffs Recreation | 308 | 134 | 5 | 18 | 5 | 1 | 1 | 98 | 577 | |
| RE05-0 La Selva Beach Recreation District | 652 | 272 | 16 | 24 | 11 | 3 | 0 | 204 | 1,192 | |
| RECON-0 County Resource Conservation District | 44,229 | 20,815 | 1,616 | 2,668 | 885 | 103 | 285 | 16,241 | 87,608 | |
| Total | ||||||||||
| DEM | REP | AIP | GRE | LIB | NLP | PAF | DTS | |||
| SA01-0 Salsipuedes Sanitary District | 428 | 173 | 8 | 6 | 2 | 1 | 5 | 129 | 759 | |
| WA01-0 San Lorenzo Valley Water District | 6,003 | 3,003 | 261 | 471 | 212 | 14 | 40 | 2,479 | 12,616 | |
| WA02-0 Lompico County Water District | 402 | 83 | 17 | 46 | 10 | 2 | 5 | 168 | 742 | |
| WA03-0 Scotts Valley Water District | 2,390 | 2,136 | 139 | 89 | 44 | 7 | 3 | 1,067 | 5,922 | |
| WA04-0 Soquel Creek Water District | 12,928 | 6,383 | 464 | 601 | 190 | 23 | 63 | |||