{
  "zip": "27577",
  "type": "standard",
  "type_source": "inferred",
  "city": "Smithfield",
  "other_place_names": [
    "Wilson's Mills",
    "Selma",
    "Pine Level"
  ],
  "state": "NC",
  "state_name": "North Carolina",
  "county": {
    "fips": "37101",
    "name": "Johnston County",
    "short_name": "Johnston"
  },
  "counties": [
    {
      "county_fips": "37101",
      "name": "Johnston County",
      "short_name": "Johnston",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 35.491935,
    "lng": -78.344614,
    "source": "gazetteer_internal_point",
    "timezone": "America/New_York"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "39580",
    "name": "Raleigh-Cary, NC",
    "type": "metro",
    "csa_code": "450",
    "csa_name": "Raleigh-Durham-Cary, NC"
  },
  "demographics": {
    "population": 28354,
    "households": 10297,
    "housing_units": 11159,
    "median_age": 41.3,
    "median_household_income": 62758,
    "median_home_value": 260300,
    "median_rent": 837,
    "pct_bachelors_plus": 20.2,
    "mean_commute_min": 27,
    "density_per_sqmi": 273.4
  },
  "business": {
    "establishments": 829,
    "employees": 11205,
    "annual_payroll_thousands": 444051
  },
  "tax": {
    "irs_returns": 11230,
    "irs_agi_thousands": 767353
  },
  "area": {
    "land_sqmi": 103.716,
    "water_sqmi": 0.499
  },
  "nearest_zips": [
    {
      "zip": "27568",
      "miles": 5.9,
      "city": "Pine Level",
      "state": "NC"
    },
    {
      "zip": "27593",
      "miles": 6.6,
      "city": "Wilsons Mills",
      "state": "NC"
    },
    {
      "zip": "27524",
      "miles": 7.2,
      "city": "Four Oaks",
      "state": "NC"
    },
    {
      "zip": "27576",
      "miles": 7.5,
      "city": "Selma",
      "state": "NC"
    },
    {
      "zip": "27555",
      "miles": 9.3,
      "city": "Micro",
      "state": "NC"
    },
    {
      "zip": "27569",
      "miles": 10.6,
      "city": "Princeton",
      "state": "NC"
    },
    {
      "zip": "27520",
      "miles": 11.1,
      "city": "Clayton",
      "state": "NC"
    },
    {
      "zip": "27527",
      "miles": 11.4,
      "city": "Clayton",
      "state": "NC"
    },
    {
      "zip": "27504",
      "miles": 11.6,
      "city": "Benson",
      "state": "NC"
    },
    {
      "zip": "27528",
      "miles": 13.1,
      "city": "Clayton",
      "state": "NC"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/27577",
    "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."
  }
}