Zip Code 50604 — Aplington, IA

ZIP Code 50604 is associated with Aplington, IA, in Butler County. The listed population estimate is 1,590; estimated density is 8.6 people per square mile. Among records with population estimates, it ranks #5 of 11 in Butler County and #335 of 969 in IA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (42.604840, -92.902990)

Data MetricLocal Statistic
Postal / Zip Code50604
Primary CityAplington
State / ProvinceIA
CountyButler
Total Population1,590
Population Density8.6 people/sq mi
TimezoneAmerica/Chicago

How 50604 Compares

MetricZIP 50604Butler County recordsIA records
Population estimate1,59014,616 (sum)3,210,984 (sum)
Population Density8.6 /sq mi----
County population rank#5 of 11----
State population rank#335 of 969----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in IA

ZIP CodeCityDistancePopulation estimate
ZIP 50608Austinville3.2 mi24
ZIP 50649Kesley4.0 mi12
ZIP 50665Parkersburg6.9 mi2,693
ZIP 50601Ackley8.3 mi2,299
ZIP 50602Allison10.6 mi1,254

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 →