Zip Code 50056 — Colo, IA

ZIP Code 50056 is associated with Colo, IA, in Story County. The listed population estimate is 1,003; estimated density is 6.4 people per square mile. Among records with population estimates, it ranks #12 of 15 in Story County and #465 of 969 in IA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (42.019250, -93.297010)

Data MetricLocal Statistic
Postal / Zip Code50056
Primary CityColo
State / ProvinceIA
CountyStory
Total Population1,003
Population Density6.4 people/sq mi
TimezoneAmerica/Chicago

How 50056 Compares

MetricZIP 50056Story County recordsIA records
Population estimate1,00399,238 (sum)3,210,984 (sum)
Population Density6.4 /sq mi----
County population rank#12 of 15----
State population rank#465 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 50247State Center6.7 mi2,004
ZIP 50201Nevada7.6 mi8,320
ZIP 50278Zearing9.2 mi891
ZIP 50055Collins9.3 mi1,102
ZIP 50239Saint Anthony9.9 mi354

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 →