How many registered voters are in Chatham?

Chatham, in Morris County, has 7,286 registered voters in New Jersey's 11th Congressional District.

What share of Chatham voters are unaffiliated?

35.7% of registered voters in Chatham are unaffiliated, meaning they have not declared a party. Unaffiliated voters are the swing pool that decides close races in this district.

Which party leads voter registration in Chatham?

Democrat registrations are the largest bloc in Chatham, ahead by 0.9 points.

Town Profile

Chatham

Morris County · Chatham Borough, in New Jersey's 11th Congressional District

Democrat plurality Registration as of 2026-06-04

7,286

Registered voters

35.7%

Unaffiliated

Democrat

Largest bloc (+0.9 pts)

Latest from Chatham

Chatham

Moms for Liberty Sues Chatham Schools Over Transgender Privacy Policy

A national group filed a federal lawsuit challenging a district policy that allows staff to keep transgender student identities confidential from parents.

September 7, 2026 · 6 sources

Chatham

Chatham Schools Face Legal Challenge as Rankings Shift and Library Plans Unfold

A federal lawsuit targets Chatham schools over activism while local rankings change and residents review library renovation plans.

September 1, 2026 · 5 sources

Chatham

Chatham Skater Wins National Title as Library Renovation Plans Unfold

An 18-year-old Chatham resident captured a national figure skating title while local residents gathered to discuss major changes at the Library of the Chathams.

August 26, 2026 · 4 sources

Chatham

Chatham High School Ranks Below Newark's Science Park as Library Renovation Plans Unfold

New rankings place Chatham High at No. 38 in New Jersey while residents gather to discuss library renovations and new local dining options.

August 20, 2026 · 4 sources

Party registration

36.6%27.1%35.7%

Affiliation	Voters	Share
Democrat	2,667	36.6%
Republican	1,973	27.1%
Unaffiliated	2,599	35.7%
Other	47	0.6%

By age

Age band	Voters	Share
18-24	1,010	13.9%
25-34	1,117	15.3%
35-49	1,858	25.5%
50-64	2,081	28.6%
65+	1,210	16.6%
Unknown	10	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.