{
  "zip": "28756",
  "type": "standard",
  "type_source": "inferred",
  "city": "Mill Spring",
  "other_place_names": [
    "Columbus"
  ],
  "state": "NC",
  "state_name": "North Carolina",
  "county": {
    "fips": "37149",
    "name": "Polk County",
    "short_name": "Polk"
  },
  "counties": [
    {
      "county_fips": "37149",
      "name": "Polk County",
      "short_name": "Polk",
      "weight": 0.9888,
      "basis": "land_area"
    },
    {
      "county_fips": "37161",
      "name": "Rutherford County",
      "short_name": "Rutherford",
      "weight": 0.0112,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 35.355885,
    "lng": -82.208566,
    "source": "gazetteer_internal_point",
    "timezone": "America/New_York"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": null,
  "demographics": {
    "population": 4706,
    "households": 1834,
    "housing_units": 2444,
    "median_age": 38.4,
    "median_household_income": 63663,
    "median_home_value": 277600,
    "median_rent": 644,
    "pct_bachelors_plus": 19.4,
    "mean_commute_min": 33.8,
    "density_per_sqmi": 59.3
  },
  "business": {
    "establishments": 66,
    "employees": 493,
    "annual_payroll_thousands": 21354
  },
  "tax": {
    "irs_returns": 1890,
    "irs_agi_thousands": 172287
  },
  "area": {
    "land_sqmi": 79.323,
    "water_sqmi": 0.627
  },
  "nearest_zips": [
    {
      "zip": "28720",
      "miles": 7,
      "city": "Chimney Rock",
      "state": "NC"
    },
    {
      "zip": "28727",
      "miles": 7.9,
      "city": "Edneyville",
      "state": "NC"
    },
    {
      "zip": "28710",
      "miles": 8,
      "city": "Bat Cave",
      "state": "NC"
    },
    {
      "zip": "28773",
      "miles": 8.3,
      "city": "Saluda",
      "state": "NC"
    },
    {
      "zip": "28750",
      "miles": 8.4,
      "city": "Lynn",
      "state": "NC"
    },
    {
      "zip": "28746",
      "miles": 8.8,
      "city": "Lake Lure",
      "state": "NC"
    },
    {
      "zip": "28782",
      "miles": 9.1,
      "city": "Tryon",
      "state": "NC"
    },
    {
      "zip": "28792",
      "miles": 9.4,
      "city": "Hendersonville",
      "state": "NC"
    },
    {
      "zip": "28724",
      "miles": 9.6,
      "city": "Dana",
      "state": "NC"
    },
    {
      "zip": "28731",
      "miles": 10.6,
      "city": "Flat Rock",
      "state": "NC"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/28756",
    "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."
  }
}