Horizon · our Election Day forecast: polls, plus fundamentals like incumbency, fundraising and past results.

Pulse · polls only: where the races stand today, with no fundamentals and wider uncertainty.

What's the difference?

New Jersey › U.S. House of Representatives · November 3, 2026 · Updated Oct 16, 2026

New Jersey's 4th District

Smith is very likely to win: Smith wins in more than 99 of every 100 simulations.

Peace (D)
<1%
chance of winning
Smith (R)
>99%
Average margin
R+23.2
80% of outcomes
R+32 to R+15
Partisan lean
R+28
Polls
No pollsmodel only

Smith is very likely to win: Smith wins in 49 of every 50 simulations.

Peace (D)
2%
chance of winning
Smith (R)
98%
Average margin
R+20.8
80% of outcomes
R+33 to R+10
Partisan lean
R+28
Polls
No pollsmodel only

Range of outcomes

Final margin across our simulations; the white dashes mark the middle 80%.

R+23.2R+40R+20EvenD+20D+40
R+20.8R+40R+20EvenD+20D+40

How the odds have moved

Chance of winning by forecast date.

0%25%50%75%100%AugSepOctNovNov 3Peace <1%Smith >99%

Updated nightly. Each day is the current model run on the polls that had ended by then (how).

0%25%50%75%100%AugSepOctNovNov 3Peace 2%Smith 98%

Updated nightly. Each day is the current model run on the polls that had ended by then (how).

The candidates

Democratic

Rachel Peace

Business owner

Experience
No elected office
Raised
$92.7K
From individuals
$79.7K
Spent
$83.2K
Cash on hand
$9.4K

Money: FEC, through Sep 30, 2026.

Profile and career

RepublicanIncumbent

Chris Smith

Incumbent U.S. representative

Experience
Statewide office or Congress
Raised
$592K
From individuals
$355.8K
Spent
$467.8K
Cash on hand
$488.3K

Money: FEC, through Jun 30, 2026.

Profile and career · Wikipedia

What goes into the forecast

Every ingredient's estimate of the final margin.

National environment
D+9.5Election Day forecast; federal races run in it
Swing reaching this office
78%Of a shift in the environment, from past House races since 2016
Mid-Atlantic adjustment
+0.5How House races in the region have run against lean and environment lately
← RepublicanDemocratic →Lean + environmentUsual vote, shifted by 78% of the environment andthe Mid-Atlantic adjustmentR+20.1Fundamentals modelAdds incumbency, past results, money andexperienceR+23.4Polls in similar placesPolling of similar races in New Jersey andlook-alike placesR+22.8Polling averageNo polls of this racenot availableHorizon forecastPolls + fundamentals, projected to Election DayR+23.2Pulse forecastPolls (and polling of similar places) only, todayR+20.8

Each estimate is a margin before national and statewide uncertainty is simulated. Horizon blends polls, fundamentals and a little of the similar-places estimate, weighting each by how precise it is; Pulse uses polls and similar places only.

Fundamentals inputs
Incumbency (+1 D, −1 R)-1
Fundraising edge (log ratio of individual money)-1.5
Elected-experience edge-1
First-term incumbent0
Seat's last result vs. expectation-5.14
Incumbent's last result vs. expectation-5.14

Polls

No public polls of this race. The forecast relies on fundamentals and on polling of similar places.

The district

Lean R+28: how much more Democratic or Republican than the nation it votes for president.

Presidential vote

← RepublicanDemocratic →2016 presidentR+28.8R+31.1 vs. nation2020 presidentR+21.3R+25.9 vs. nation2024 presidentR+30.7R+29.2 vs. nation

Precinct results re-aggregated to the current district lines.

Who lives here

Population
784,837
People per km²
431
Adults with a B.A.+
41%
White, no degree
48%of adults
  • White 80%
  • Hispanic 11%
  • Black 3%
  • Asian 3%
  • Other / multiracial 4%

American Community Survey 2020–2024, aggregated from census tracts.

Past results

Results in the same-numbered district; earlier elections may have used different lines.

2024

394,546 votes · R+36.1
✓ Christopher H. Smith (R)67.3%
Matthew Jenkins (D)31.6%

2024 President Vote in this district

406,309 two-party votes · R+30.7 · R+29.2 vs. the nation
✓ Donald Trump (R)65.4%
Kamala Harris (D)34.6%

2022

776,886 votes · R+36.2
✓ Christopher H Smith (R)66.9%
Matthew Jenkins (D)31.4%
Jason Cullen (L)0.7%

2020 Earlier district lines

424,368 votes · R+22.0
✓ Christopher H Smith (R)59.9%
Stephanie Schmid (D)38.3%
Hank Schroeder (OTH)0.8%
Michael J Rufo (L)0.6%

2020 President Vote in this district

441,729 two-party votes · R+21.3 · R+25.9 vs. the nation
✓ Donald Trump (R)60.7%
Joe Biden (D)39.3%

2018 Earlier district lines

294,424 votes · R+12.5
✓ Christopher H Smith (R)55.4%
Joshua Welle (D)43.1%

2016 Earlier district lines

332,803 votes · R+31.1
✓ Christopher H Smith (R)63.7%
Lorna Phillipson (D)33.5%
Hank Schroeder (OTH)1.8%
Jeremy Marcus (L)1.0%

2016 President Vote in this district

338,088 two-party votes · R+28.8 · R+31.1 vs. the nation
✓ Donald Trump (R)64.4%
Hillary Clinton (D)35.6%