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

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

Utah's 1st District

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

McAdams (D)
>99%
chance of winning
Owen (R)
<1%
Average margin
D+41.1
80% of outcomes
D+31 to D+52
Partisan lean
D+25
Polls
1in our database

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

McAdams (D)
>99%
chance of winning
Owen (R)
<1%
Average margin
D+42.6
80% of outcomes
D+30 to D+56
Partisan lean
D+25
Polls
1in our database

Range of outcomes

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

D+41.1R+60R+40R+20EvenD+20D+40D+60
D+42.6R+60R+40R+20EvenD+20D+40D+60

How the odds have moved

Chance of winning by forecast date.

0%25%50%75%100%AugSepOctNovNov 3McAdams >99%Owen <1%

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

0%25%50%75%100%AugSepOctNovNov 3McAdams >99%Owen <1%

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

The candidates

Democratic

Ben McAdams

Former U.S. representative from the 4th district (2019–2021)

Experience
Statewide office or Congress
Raised
$2.3M
From individuals
$2M
Spent
$2M
Cash on hand
$299.4K

Money: FEC, through Jun 30, 2026.

Profile and career · Wikipedia

Republican

Riley Owen

Former White House policy analyst

Experience
No elected office
Raised
$149.6K
From individuals
$111.6K
Spent
$134.4K
Cash on hand
$15.1K

Money: FEC, through Sep 30, 2026.

Profile and career

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
Mountain West adjustment
+1.5How House races in the region have run against lean and environment lately
← RepublicanDemocratic →Lean + environmentUsual vote, shifted by 78% of the environment andthe Mountain West adjustmentD+32.9Fundamentals modelAdds incumbency, past results, money andexperienceD+32.7Polls in similar placesPolling of similar races in Utah and look-alikeplacesD+34.0Polling average1 poll, latest Sep 10D+51.6Horizon forecastPolls + fundamentals, projected to Election DayD+41.1Pulse forecastPolls (and polling of similar places) only, todayD+42.7

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)0
Fundraising edge (log ratio of individual money)1.65
Elected-experience edge1
First-term incumbent0
Seat's last result vs. expectation0
Incumbent's last result vs. expectation0

Polls

R+40R+20EvenD+20D+40Avg. D+51.6Sep 10Nov 3
All 1 polls
PollsterDatesSampleMcAdamsOwenMarginAdjusted
Lighthouse Research for the Utah Debate CommissionAug 31–Sep 10515 LV6321D+42D+51.6

Adjusted: after correcting for the pollster's house effect, registered vs. likely voters, and movement in the national environment since the poll; shown for the polls carrying the most weight in today's average. Larger dots in the chart carry the most weight. Last poll: Sep 10, 2026.

The district

Lean D+25: how much more Democratic or Republican than the nation it votes for president.

Presidential vote

← RepublicanDemocratic →2016 presidentD+26.8D+24.6 vs. nation2020 presidentD+25.6D+21.1 vs. nation2024 presidentD+24.3D+25.8 vs. nation

Precinct results re-aggregated to the current district lines.

Who lives here

Population
820,438
People per km²
512
Adults with a B.A.+
37%
White, no degree
38%of adults
  • White 61%
  • Hispanic 25%
  • Black 2%
  • Asian 5%
  • Other / multiracial 7%

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 Earlier district lines

365,710 votes · R+32.6
✓ Blake D. Moore (R)63.1%
Bill Campbell (D)32.1%
Daniel R. Cottam (L)4.8%

2024 President Vote in this district

317,779 two-party votes · D+24.3 · D+25.8 vs. the nation
✓ Kamala Harris (D)62.2%
Donald Trump (R)37.8%

2022 Earlier district lines

266,421 votes · R+33.9
✓ Blake D Moore (R)67.0%
Rick Edwin Jones (D)33.0%

2020 Earlier district lines

342,331 votes · R+39.1
✓ Blake David Moore (R)69.5%
Darren Parry (D)30.4%

2020 President Vote in this district

342,353 two-party votes · D+25.6 · D+21.1 vs. the nation
✓ Joe Biden (D)62.8%
Donald Trump (R)37.2%

2018 Earlier district lines

258,610 votes · R+42.4
✓ Rob Bishop (R)60.6%
Lee Castillo (D)24.5%
Eric Eliason (I)11.4%
Adam Davis (G)1.9%
James Singer (D)0.9%

2016 Earlier district lines

278,485 votes · R+47.7
✓ Rob Bishop (R)65.8%
Peter C Clemens (D)23.3%
Craig Bowden (L)5.9%
Chadwick H Fairbanks III (I)4.9%

2016 President Vote in this district

217,878 two-party votes · D+26.8 · D+24.6 vs. the nation
✓ Hillary Clinton (D)63.4%
Donald Trump (R)36.6%