| Election Name: | 1942 New Mexico gubernatorial election |
| Type: | presidential |
| Country: | New Mexico |
| Previous Election: | 1940 New Mexico gubernatorial election |
| Previous Year: | 1940 |
| Next Election: | 1944 New Mexico gubernatorial election |
| Next Year: | 1944 |
| Ongoing: | no |
| Election Date: | November 3, 1942 |
| Nominee1: | John J. Dempsey |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 59,258 |
| Percentage1: | 54.55% |
| Nominee2: | Joseph F. Tondre |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 49,380 |
| Percentage2: | 45.45% |
| Map Size: | 215px |
| Governor | |
| Before Election: | John E. Miles |
| Before Party: | Democratic Party (United States) |
| After Election: | John J. Dempsey |
| After Party: | Democratic Party (United States) |
The 1942 New Mexico gubernatorial election took place on November 3, 1942, in order to elect the Governor of New Mexico. Incumbent Democrat John E. Miles was term-limited, and could not run for reelection to a third consecutive term. Former U.S. Representative John J. Dempsey won the open seat.
| County | John J. Dempsey Democratic | Joseph F. Tondre Republican | Margin | Total votes cast | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| % | % | % | |||||||||||||
| Bernalillo | 7,880 | 51.39% | 7,454 | 48.61% | 426 | 2.78% | 15,334 | ||||||||
| Catron | 649 | 52.51% | 587 | 47.49% | 62 | 5.02% | 1,236 | ||||||||
| Chaves | 2,023 | 69.14% | 903 | 30.86% | 1,120 | 38.28% | 2,926 | ||||||||
| Colfax | 2,371 | 50.90% | 2,287 | 49.10% | 84 | 1.80% | 4,658 | ||||||||
| Curry | 1,998 | 78.66% | 542 | 21.34% | 1,456 | 57.32% | 2,540 | ||||||||
| De Baca | 443 | 71.68% | 175 | 28.32% | 268 | 43.37% | 618 | ||||||||
| Doña Ana | 3,260 | 65.79% | 1,695 | 34.21% | 1,565 | 31.58% | 4,955 | ||||||||
| Eddy | 2,342 | 79.15% | 617 | 20.85% | 1,725 | 58.30% | 2,959 | ||||||||
| Grant | 1,783 | 71.09% | 725 | 28.91% | 1,058 | 42.19% | 2,508 | ||||||||
| Guadalupe | 1,608 | 54.40% | 1,348 | 45.60% | 260 | 8.80% | 2,956 | ||||||||
| Harding | 710 | 51.19% | 677 | 48.81% | 33 | 2.38% | 1,387 | ||||||||
| Hidalgo | 556 | 82.49% | 118 | 17.51% | 438 | 64.99% | 674 | ||||||||
| Lea | 1,386 | 76.91% | 416 | 23.09% | 970 | 53.83% | 1,802 | ||||||||
| Lincoln | 1,032 | 47.78% | 1,128 | 52.22% | -96 | -4.44% | 2,160 | ||||||||
| Luna | 1,115 | 68.07% | 523 | 31.93% | 592 | 36.14% | 1,638 | ||||||||
| McKinley | 1,233 | 55.87% | 974 | 44.13% | 259 | 11.74% | 2,207 | ||||||||
| Mora | 1,405 | 43.73% | 1,808 | 56.27% | -403 | -12.54% | 3,213 | ||||||||
| Otero | 1,111 | 52.43% | 1,008 | 47.57% | 103 | 4.86% | 2,119 | ||||||||
| Quay | 1,758 | 78.45% | 483 | 21.55% | 1,275 | 56.89% | 2,241 | ||||||||
| Rio Arriba | 3,279 | 50.96% | 3,155 | 49.04% | 124 | 1.93% | 6,434 | ||||||||
| Roosevelt | 1,440 | 81.82% | 320 | 18.18% | 1,120 | 63.64% | 1,760 | ||||||||
| San Juan | 1,004 | 49.65% | 1,018 | 50.35% | -14 | -0.69% | 2,022 | ||||||||
| San Miguel | 4,171 | 53.58% | 3,613 | 46.42% | 558 | 7.17% | 7,784 | ||||||||
| Sandoval | 1,207 | 44.77% | 1,489 | 55.23% | -282 | -10.46% | 2,696 | ||||||||
| Santa Fe | 3,988 | 45.76% | 4,727 | 54.24% | -739 | -8.48% | 8,715 | ||||||||
| Sierra | 1,034 | 56.35% | 801 | 43.65% | 233 | 12.70% | 1,835 | ||||||||
| Socorro | 1/944 | 49.99% | 1,945 | 50.01% | -1 | -0.03% | 3,889 | ||||||||
| Taos | 2,070 | 45.02% | 2,528 | 54.98% | -458 | -9.96% | 4,598 | ||||||||
| Torrance | 1,511 | 44.61% | 1,876 | 55.39% | -365 | -10.78% | 3,387 | ||||||||
| Union | 1,334 | 52.33% | 1,245 | 47.67% | 119 | 4.67% | 2,549 | ||||||||
| Valencia | 1,613 | 33.34% | 3,225 | 66.66% | -1,612 | -33.32% | 4,838 | ||||||||
| Total | 59,258 | 54.55% | 49,380 | 45.45% | 9,878 | 9.09% | 108,638 | ||||||||