Zip Code 50628 — Elma, IA

ZIP Code 50628 is associated with Elma, IA, in Howard County. The listed population estimate is 1,423; estimated density is 4.8 people per square mile. Among records with population estimates, it ranks #3 of 6 in Howard County and #364 of 969 in IA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (43.266550, -92.391340)

Data MetricLocal Statistic
Postal / Zip Code50628
Primary CityElma
State / ProvinceIA
CountyHoward
Total Population1,423
Population Density4.8 people/sq mi
TimezoneAmerica/Chicago

How 50628 Compares

MetricZIP 50628Howard County recordsIA records
Population estimate1,42310,901 (sum)3,210,984 (sum)
Population Density4.8 /sq mi----
County population rank#3 of 6----
State population rank#364 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 50603Alta Vista6.3 mi555
ZIP 50466Riceville11.2 mi1,972
ZIP 52155Lime Springs11.2 mi1,110
ZIP 50620Colwell12.6 mi36
ZIP 50659New Hampton12.9 mi5,688

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 →