Zip Code 51536 — Hancock, IA

ZIP Code 51536 is associated with Hancock, IA, in Pottawattamie County. The listed population estimate is 613; estimated density is 4.7 people per square mile. Among records with population estimates, it ranks #14 of 16 in Pottawattamie County and #620 of 969 in IA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (41.383850, -95.360250)

Data MetricLocal Statistic
Postal / Zip Code51536
Primary CityHancock
State / ProvinceIA
CountyPottawattamie
Total Population613
Population Density4.7 people/sq mi
TimezoneAmerica/Chicago

How 51536 Compares

MetricZIP 51536Pottawattamie County recordsIA records
Population estimate61392,784 (sum)3,210,984 (sum)
Population Density4.7 /sq mi----
County population rank#14 of 16----
State population rank#620 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 51560Oakland5.0 mi1,772
ZIP 51521Avoca6.7 mi1,953
ZIP 51577Walnut9.9 mi1,561
ZIP 51553Minden9.9 mi998
ZIP 51525Carson10.8 mi1,067

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 →