County record · fips 33011 · New Hampshire
HillsboroughNH
Democratic ×2 since 2020all 40 elections, 1868–2024
The Long Record
40 elections against the New Hampshire and national vote
2024 result
D+2.9
won by Democrats
Record since first cycle
17–23
Dem–Rep two-party wins
Voted with the winner
32/40
80% of its elections
Closest election
2016
R+0.2
this countyNew Hampshirenational (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 |
|---|---|---|
| 1896 | -39.8 pts | Republicans |
| 1972 | -34.0 pts | Republicans |
| 1968 | -29.3 pts | Republicans |
| 1992 | +29.1 pts | Democrats |
| 1980 | -28.8 pts | Republicans |
Who Lives Here
Census & ACS county profile, 2024
Population
426,378
College (BA+)
42%
Median income
$103,545
2024 dollars
Non-white
20%
Rural
24%
Age 65+
17%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.
Neighbouring counties
Essex, MA · Middlesex, MA · Worcester, MA · Cheshire, NH · Merrimack, NH · Rockingham, NH · Sullivan, NH