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?

Arizona › Arizona State Senate · November 3, 2026 · Updated Oct 16, 2026

Arizona Legislative District 27

Payne is clearly favored to win: Payne wins in 9 of every 10 simulations.

Clayton (D)
10%
chance of winning
Payne (R)
90%
Average margin
R+10.7
80% of outcomes
R+22 to Even
Partisan lean
R+11
Polls
No pollsmodel only

Payne is favored to win: Payne wins in about 2 of every 3 simulations.

Clayton (D)
36%
chance of winning
Payne (R)
64%
Average margin
R+3.5
80% of outcomes
R+16 to D+9
Partisan lean
R+11
Polls
No pollsmodel only

Range of outcomes

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

R+10.7R+30R+20R+10EvenD+10D+20D+30
R+3.5R+30R+20R+10EvenD+10D+20D+30

How the odds have moved

Chance of winning by forecast date.

0%25%50%75%100%AugSepOctNovNov 3Clayton 10%Payne 90%

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

0%25%50%75%100%AugSepOctNovNov 3Clayton 36%Payne 64%

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

The candidates

What goes into the forecast

Every ingredient's estimate of the final margin.

National environment
D+9.5Election Day forecast
Arizona state offices
+0.3Polls for governor, statewide and legislative races · details
Environment here
D+9.8Used by the fundamentals
Swing reaching this office
58%Of a shift in the environment, from past legislative races since 2016
Southwest adjustment
−1.5How legislative races in the region have run against lean and environment lately
← RepublicanDemocratic →Lean + environmentUsual vote, shifted by 58% of the environment andthe Southwest adjustmentR+3.6Fundamentals modelAdds incumbency, past results, money andexperienceR+11.2Polls in similar placesPolling of similar races in Arizona and look-alikeplacesR+10.6Polling averageNo polls of this racenot availableHorizon forecastPolls + fundamentals, projected to Election DayR+10.7Pulse forecastPolls (and polling of similar places) only, todayR+3.4

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)0.03
Elected-experience edge-0.67
First-term incumbent0
Seat's last result vs. expectation-30
Incumbent's last result vs. expectation-40

Polls

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

The district

Lean R+11: how much more Democratic or Republican than the nation it votes for president.

Presidential vote

← RepublicanDemocratic →2016 presidentR+15.6R+17.8 vs. nation2020 presidentR+8.2R+12.7 vs. nation2024 presidentR+11.4R+9.9 vs. nation

Precinct results re-aggregated to the current district lines.

Who lives here

Population
242,745
People per km²
1,580
Adults with a B.A.+
29%
White, no degree
44%of adults
  • White 58%
  • Hispanic 28%
  • Black 4%
  • Asian 4%
  • 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

69,937 votes · Uncontested by the other party
✓ Kevin Payne (R)96.2%
Write-In (—)3.8%

2024 President Vote in this district

106,508 two-party votes · R+11.4 · R+9.9 vs. the nation
✓ Donald Trump (R)55.7%
Kamala Harris (D)44.3%

2022

79,393 votes · R+10.3
✓ Anthony Kern (R)55.1%
Brittani Barraza (D)44.8%

2020 Earlier district lines

74,114 votes · D+53.9
✓ Rebecca Rios (D)76.9%
Garland Shreves (R)23.1%

2020 President Vote in this district

116,687 two-party votes · R+8.2 · R+12.7 vs. the nation
✓ Donald Trump (R)54.1%
Joe Biden (D)45.9%

2016 President Vote in this district

85,711 two-party votes · R+15.6 · R+17.8 vs. the nation
✓ Donald Trump (R)57.8%
Hillary Clinton (D)42.2%