County record · fips 34025 · New Jersey
MonmouthNJ
Republican ×6 since 2004all 40 elections, 1868–2024
The Long Record
40 elections against the New Jersey and national vote
2024 result
R+11.6
won by Republicans
Record since first cycle
11–29
Dem–Rep two-party wins
Voted with the winner
22/40
55% of its elections
Closest election
2020
R+2.8
this countyNew Jerseynational (official)dot colour = two-party winner · hollow = tie or unknown total · click a dot to open that election
The Biggest Swings
Cycle-over-cycle change in the two-party margin, in points
| Election | Swing | Toward |
|---|---|---|
| 1912 | +60.4 pts | Democrats |
| 1916 | -49.4 pts | Republicans |
| 1964 | +34.8 pts | Democrats |
| 1920 | -33.9 pts | Republicans |
| 1968 | -32.9 pts | Republicans |
Who Lives Here
Census & ACS county profile, 2024
Population
645,353
College (BA+)
51%
Median income
$124,845
2024 dollars
Non-white
29%
Rural
5%
Age 65+
19%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.