Polk City, Iowa ZIP Codes

ZIP records
1
Sum of listed ZIP population estimates
7,759
Counties represented
1
Population range
7,759–7,759 per ZIP

Population sum includes positive estimates in these ZIP records; it is not an official city population.

Top ZIP Codes by Population

Rank	ZIP Code	City	County	Population estimate
1	50226	Polk City	Polk	7,759

Counties represented

Polk County

All ZIP Codes in Polk City

ZIP 50226 — Polk County

Browse all ZIP data for Iowa

Methodology: ZIP records are grouped by the source file's primary city and state fields. Population ranges and sums use positive ZIP-level estimates; sums should not be read as official city totals. County links use each record's listed county assignment.