Town Profile
Denville
Morris County · Denville Township, in New Jersey's 11th Congressional District
13,999
Registered voters
31%
Unaffiliated
Republican
Largest bloc (+6.8 pts)
Party registration
| Affiliation | Voters | Share |
|---|---|---|
| Democrat | 4,255 | 30.4% |
| Republican | 5,287 | 37.8% |
| Unaffiliated | 4,340 | 31% |
| Other | 117 | 0.8% |
By age
| Age band | Voters | Share |
|---|---|---|
| 18-24 | 1,256 | 9% |
| 25-34 | 2,119 | 15.1% |
| 35-49 | 3,283 | 23.5% |
| 50-64 | 3,542 | 25.3% |
| 65+ | 3,781 | 27% |
| Unknown | 18 | 0.1% |
Source: public New Jersey voter registration records, as of 2026-06-04, aggregated to protect individual privacy. "Unaffiliated" voters are registered but not declared with a party and are the swing pool that decides close races in this district. No individual voter records are published on this site.