Zip Code 85643 — Willcox, AZ
85643 is a ZIP Code associated with Willcox, AZ, located within Graham. 85643 ranks #2 out of 10 ZIP codes in Graham County by population (and #210 out of 417 in AZ). The area supports an estimated population of 8,476 residents across Data Pending housing units, with a population density of 1.5 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (32.437570, -109.985210)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 85643 |
| Primary City | Willcox |
| State / Province | AZ |
| County | Graham |
| Total Population | 8,476 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 1.5 people/sq mi |
| Timezone | America/Phoenix |
How 85643 Compares
| Metric | ZIP 85643 | Graham County | AZ State Average |
|---|
| Population | 8,476 | 47,281 (Total) | 7,380,680 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 1.5 /sq mi | -- | -- |
| County Pop Rank | #2 of 10 | -- | -- |
Nearby ZIP Codes
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →