Zip Code 51250 — Sioux Center, IA

ZIP Code 51250 is associated with Sioux Center, IA, in Sioux County. The listed population estimate is 9,970; estimated density is 52.5 people per square mile. Among records with population estimates, it ranks #1 of 13 in Sioux County and #79 of 969 in IA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (43.084370, -96.212320)

Data MetricLocal Statistic
Postal / Zip Code51250
Primary CitySioux Center
State / ProvinceIA
CountySioux
Total Population9,970
Population Density52.5 people/sq mi
TimezoneAmerica/Chicago

How 51250 Compares

MetricZIP 51250Sioux County recordsIA records
Population estimate9,97041,702 (sum)3,210,984 (sum)
Population Density52.5 /sq mi----
County population rank#1 of 13----
State population rank#79 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 51036Maurice7.9 mi445
ZIP 51041Orange City8.0 mi7,324
ZIP 51239Hull8.8 mi2,876
ZIP 51247Rock Valley9.8 mi5,094
ZIP 51027Ireton10.1 mi1,280

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 →