New Jersey 40th State Senate District, New Jersey: Democratic loyalist district. In 2024, voted D+21%. Republican peak: R+48 in 1920.
Key facts
- 2024 presidential margin
- D+21MIT Election Lab
- Political archetype
- Democratic loyalistAkashic typology
- Population
- 378,2322024 5-year
- Median household income
- $92,7582024 5-year
- White (non-Hispanic)
- 38.8%2024 5-year
- Black
- 22.2%2024 5-year
- Hispanic / Latino
- 29.7%2024 5-year
- Peak Democratic margin
- D+38 in 2012MIT Election Lab
- Peak Republican margin
- R+48 in 1920MIT Election Lab
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 88,979 | 57,729 | 150,155 | ||
| D | 109,688 | 52,989 | 163,434 | ||
| D | 96,613 | 43,957 | 145,198 | ||
| D | 93,941 | 42,096 | 137,257 | ||
| D | 95,287 | 47,245 | 143,533 | ||
| D | 82,073 | 50,145 | 133,194 | ||
| D | 76,721 | 40,397 | 120,743 | ||
| D | 72,576 | 37,534 | 118,509 | ||
| D | 63,897 | 49,576 | 129,461 | ||
| R | 61,770 | 62,188 | 126,857 | ||
| R | 65,693 | 74,223 | 141,661 | ||
| R | 56,544 | 62,842 | 131,668 | ||
| D | 69,554 | 67,494 | 140,262 | ||
| R | 60,918 | 84,348 | 148,119 | ||
| D | 69,954 | 66,710 | 149,524 | ||
| D | 104,360 | 52,124 | 157,784 | ||
| D | 79,750 | 73,018 | 156,041 | ||
| R | 51,649 | 94,332 | 148,430 | ||
| R | 61,909 | 84,963 | 149,439 | ||
| R | 52,150 | 61,253 | 120,598 | ||
| R | 58,620 | 65,503 | 125,925 | ||
| R | 54,467 | 64,721 | 121,010 | ||
| D | 60,589 | 48,669 | 110,494 | ||
| R | 46,485 | 50,355 | 100,241 | ||
| R | 39,745 | 56,434 | 96,724 | ||
| R | 12,965 | 41,133 | 62,526 | ||
| R | 12,444 | 38,155 | 53,197 | ||
| R | 11,247 | 17,236 | 29,493 | ||
| O | 8,779 | 5,239 | 25,916 | ||
| R | 9,656 | 16,509 | 27,330 | ||
| R | 8,500 | 15,453 | 25,221 | ||
| R | 8,750 | 13,827 | 23,297 | ||
| R | 6,725 | 13,142 | 20,760 | ||
| D | 9,305 | 9,083 | 18,768 | ||
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Demographics
New Jersey's 40th Senate district stretches along the northern Shore and into suburban Morris County terrain, where a 7.4-point Republican presidential margin in 2024 reflects a broader rightward trend among the area's mix of coastal and commuter communities.
The Democratic margin in New Jersey 40th State Senate District reached its widest at thirty-eight points in 2012. The margin in 2024 was twenty-one points — still decisive.
Its loyalty is rooted in its place. Median household income of $92,758, a 39% non-Hispanic-white share, and a population of 378,232 together describe a district whose political habits are deeply settled.
Compare two places, side by side
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State Senate District 40, New Jersey. Akashic. https://akashic.app/sld-upper/34040/. Accessed May 20, 2026. License: CC BY 4.0.