99chambers

U.S. House seat · lines in effect since 2022

Arkansas's 4th District

A district of about 755,000 people, 19% of adults with a bachelor's degree. It votes R+38.7 relative to the nation for president.

Bruce Westerman (R) · since Jan 6, 2015Next election Nov 7, 2028The 2026 race →
AR-4

Source: 2026 results: civicAPI; boundaries: Census Bureau TIGER/LineUpdated Nov 7, 2026, 3:01 PM ET

Where it sits among all 435 seats

Every U.S. House seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.

R+38.7402nd most
Democratic
Most DemocraticMost Republican218th seat · the majority line23AR-41

Labels below the bar mark 3 other seats in Arkansas.

Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Every race on these lines

Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.

202220242026
U.S. HouseR+44.8R+45.8R+31.0

Outlined: the race for this seat itselfBlank: no race that year

Source: 99chambers results archive: precinct results allocated to current lines; 2026: civicAPIUpdated Nov 7, 2026, 3:01 PM ET

Who lives here, compared

Grey bars show the spread of all 435 seats. Small marks are other seats in Arkansas. The black marker is AR-4.

Adults with a bachelor's degree19% 2nd pct · 3rd of 4 in AR

Lower than 98% of seats.

White adults without a degree57% 86th pct · 2nd of 4 in AR

Higher than 86% of seats.

Hispanic residents8% 32nd pct · 2nd of 4 in AR

Lower than 68% of seats.

Black residents19% 81st pct · 2nd of 4 in AR

Higher than 81% of seats.

Asian residents1% 3rd pct · 3rd of 4 in AR

Lower than 97% of seats.

People per square mile33 7th pct · 4th of 4 in AR

Less dense than 93% of seats.

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET

Seats most like this one

Nearest seats on demographics, density and lean.

AR-1
ArkansasR+45.1Held RMS-4
22% Black · 25% college gradsR+42.5Held RAL-3
24% college gradsR+45.4Held RLA-3
26% Black · 24% college gradsR+35.9Held R

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Who has held it

These lines took effect in 2022.

  1. Bruce Westerman (R)
    2023– · Won 2022 by 44.8, 2024 by 45.8, 2026 by 31.0

Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)