{
  "zip": "50528",
  "type": "standard",
  "type_source": "inferred",
  "city": "Cylinder",
  "other_place_names": [],
  "state": "IA",
  "state_name": "Iowa",
  "county": {
    "fips": "19147",
    "name": "Palo Alto County",
    "short_name": "Palo Alto"
  },
  "counties": [
    {
      "county_fips": "19147",
      "name": "Palo Alto County",
      "short_name": "Palo Alto",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 43.137214,
    "lng": -94.540155,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": null,
  "demographics": {
    "population": 366,
    "households": 134,
    "housing_units": 170,
    "median_age": 33.4,
    "median_household_income": 116429,
    "median_home_value": 187500,
    "median_rent": null,
    "pct_bachelors_plus": 38.4,
    "mean_commute_min": 32.2,
    "density_per_sqmi": 4.9
  },
  "business": {
    "establishments": 7,
    "employees": 32,
    "annual_payroll_thousands": 1365
  },
  "tax": {
    "irs_returns": 160,
    "irs_agi_thousands": 11023
  },
  "area": {
    "land_sqmi": 74.4,
    "water_sqmi": 0
  },
  "nearest_zips": [
    {
      "zip": "50598",
      "miles": 7.3,
      "city": "Whittemore",
      "state": "IA"
    },
    {
      "zip": "50536",
      "miles": 7.9,
      "city": "Emmetsburg",
      "state": "IA"
    },
    {
      "zip": "50539",
      "miles": 9.1,
      "city": "Fenton",
      "state": "IA"
    },
    {
      "zip": "50578",
      "miles": 11.7,
      "city": "Ringsted",
      "state": "IA"
    },
    {
      "zip": "50559",
      "miles": 11.9,
      "city": "Lone Rock",
      "state": "IA"
    },
    {
      "zip": "50597",
      "miles": 12,
      "city": "West Bend",
      "state": "IA"
    },
    {
      "zip": "51342",
      "miles": 12.5,
      "city": "Graettinger",
      "state": "IA"
    },
    {
      "zip": "50562",
      "miles": 13.2,
      "city": "Mallard",
      "state": "IA"
    },
    {
      "zip": "51365",
      "miles": 15.4,
      "city": "Wallingford",
      "state": "IA"
    },
    {
      "zip": "50511",
      "miles": 16.8,
      "city": "Algona",
      "state": "IA"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/50528",
    "sources_url": "https://zipcodes.pro/sources",
    "license": "Facts derived from US public-domain data (Census, IRS) and GeoNames (CC BY 4.0). Attribution appreciated: zipcodes.pro",
    "note": "A null value means the source did not publish that figure for this ZIP code. It does not mean zero."
  }
}