{
  "zip": "45123",
  "type": "standard",
  "type_source": "inferred",
  "city": "Greenfield",
  "other_place_names": [
    "Good Hope"
  ],
  "state": "OH",
  "state_name": "Ohio",
  "county": {
    "fips": "39071",
    "name": "Highland County",
    "short_name": "Highland"
  },
  "counties": [
    {
      "county_fips": "39071",
      "name": "Highland County",
      "short_name": "Highland",
      "weight": 0.4267,
      "basis": "land_area"
    },
    {
      "county_fips": "39141",
      "name": "Ross County",
      "short_name": "Ross",
      "weight": 0.3324,
      "basis": "land_area"
    },
    {
      "county_fips": "39047",
      "name": "Fayette County",
      "short_name": "Fayette",
      "weight": 0.241,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 39.348842,
    "lng": -83.388803,
    "source": "gazetteer_internal_point",
    "timezone": "America/New_York"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": null,
  "demographics": {
    "population": 8740,
    "households": 3313,
    "housing_units": 3806,
    "median_age": 36.8,
    "median_household_income": 62404,
    "median_home_value": 161700,
    "median_rent": 756,
    "pct_bachelors_plus": 13.8,
    "mean_commute_min": 25.1,
    "density_per_sqmi": 81.9
  },
  "business": {
    "establishments": 134,
    "employees": 1773,
    "annual_payroll_thousands": 76858
  },
  "tax": {
    "irs_returns": 3650,
    "irs_agi_thousands": 192422
  },
  "area": {
    "land_sqmi": 106.763,
    "water_sqmi": 1.211
  },
  "nearest_zips": [
    {
      "zip": "45681",
      "miles": 7.8,
      "city": "South Salem",
      "state": "OH"
    },
    {
      "zip": "45135",
      "miles": 8.2,
      "city": "Leesburg",
      "state": "OH"
    },
    {
      "zip": "45628",
      "miles": 10.8,
      "city": "Frankfort",
      "state": "OH"
    },
    {
      "zip": "45132",
      "miles": 11.3,
      "city": "Highland",
      "state": "OH"
    },
    {
      "zip": "45612",
      "miles": 11.4,
      "city": "Bainbridge",
      "state": "OH"
    },
    {
      "zip": "45624",
      "miles": 12.3,
      "city": "Cynthiana",
      "state": "OH"
    },
    {
      "zip": "43160",
      "miles": 12.7,
      "city": "Washington Court House",
      "state": "OH"
    },
    {
      "zip": "45617",
      "miles": 13.4,
      "city": "Bourneville",
      "state": "OH"
    },
    {
      "zip": "43115",
      "miles": 15.2,
      "city": "Clarksburg",
      "state": "OH"
    },
    {
      "zip": "45159",
      "miles": 16.2,
      "city": "New Vienna",
      "state": "OH"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/45123",
    "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."
  }
}