Arizona / AZ-01
Arizona District 1
Score
Irregularity score 35 CompactLess compact than 30% of other congressional districts.
299th least compact of 429 nationally, 7th of 9 in Arizona.
A score describes shape, not intent. Coastlines, rivers and the Voting Rights Act can all make a district irregular. How scores work
The three measures
- Polsby-Popper
- 0.38at least as compact as 83% of districts on this measure
Area compared with perimeter. Low for jagged or snaking edges.
- Reock
- 0.45at least as compact as 38% of districts on this measure
Area compared with the smallest circle around the district, counting only land. Low for stretched shapes.
- Convex hull
- 0.84at least as compact as 73% of districts on this measure
Area compared with a rubber band stretched around the district, counting only land. Low for bites and tentacles.
Each measure runs from 0 to 1, where 1 is a perfect circle or a shape with no dents.
Cities and towns
The largest places with people in this district, from the 2020 Census. A place split between districts shows how many of its residents live in this one.
- Phoenix city482,168 of its 1,608,139 residents
- Scottsdale cityall 241,361 residents
- Fountain Hills townall 23,820 residents
- Paradise Valley townall 12,658 residents
- Cave Creek townall 4,892 residents
- Mesa city4,704 of its 504,258 residents
- Carefree townall 3,690 residents
- Rio Verde communityall 2,210 residents
2% of this district's people live outside any city, town or named community. How places are counted
ZIP codes
44 ZIP codes have residents in this district. 22 of them are split with other districts. A percentage is the share of that ZIP code's 2020 residents who live here.
Show all 44 ZIP codes
- 85008 (42%)
- 85012 (28%)
- 85013 (26%)
- 85014 (37%)
- 85015 (15%)
- 85016 (62%)
- 85018 (98%)
- 85020
- 85021 (60%)
- 85022
- 85023 (59%)
- 85024 (87%)
- 85027 (42%)
- 85028
- 85029 (17%)
- 85032
- 85050
- 85054
- 85086 (1%)
- 85120 (1%)
- 85201 (1%)
- 85203 (2%)
- 85207 (9%)
- 85213 (1%)
- 85215 (1%)
- 85250
- 85251
- 85253
- 85254
- 85255
- 85256
- 85257
- 85258
- 85259
- 85260
- 85262
- 85263
- 85264
- 85266
- 85268
- 85281 (1%)
- 85331 (99%)
- 85377
- 85545 (1%)
These are the Census Bureau's ZIP code areas, which match residential ZIP codes closely. ZIP codes used only for PO boxes or a single organization aren't included. How ZIP codes are matched
2024 presidential vote
Shares of the votes for the two of them; other candidates are left out. Arizona used the same lines in 2024, so this is added up from precinct results. A precinct split between districts is divided by its House votes, so the figures are close estimates. Where the votes come from
U.S. House
Amish Shah, Democrat
Elected November 3, 2026, takes office January 3, 2027.
Unofficial results from the Arizona Secretary of State, checked November 6, 2026. A race shows a winner once news decision desks have called it. Results become official when the state certifies them. Where this comes from
Arizona's senators
- Ruben Gallego, Democrat
- Mark Kelly, Democrat
Senators are elected by the whole state, so district lines don't change who they are. Senators serving as of November 6, 2026. Senators elected in November 2026 take office January 3, 2027. Where this comes from
Where it sits in Arizona
- Very compact (0 to 19)
- Compact (20 to 39)
- Middle (40 to 59)
- Irregular (60 to 79)
- Very irregular (80 to 100)
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