Zip Code 51002 — Alta, IA

ZIP Code 51002 is associated with Alta, IA, in Buena Vista County. The listed population estimate is 2,787; estimated density is 9.8 people per square mile. Among records with population estimates, it ranks #2 of 8 in Buena Vista County and #215 of 969 in IA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (42.698590, -95.318630)

Data MetricLocal Statistic
Postal / Zip Code51002
Primary CityAlta
State / ProvinceIA
CountyBuena Vista
Total Population2,787
Population Density9.8 people/sq mi
TimezoneAmerica/Chicago

How 51002 Compares

MetricZIP 51002Buena Vista County recordsIA records
Population estimate2,78720,568 (sum)3,210,984 (sum)
Population Density9.8 /sq mi----
County population rank#2 of 8----
State population rank#215 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 51005Aurelia5.6 mi1,561
ZIP 50592Truesdale7.2 mi187
ZIP 50588Storm Lake8.3 mi13,431
ZIP 50576Rembrandt10.2 mi277
ZIP 51012Cherokee12.7 mi6,311

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 →