{
  "zip": "13603",
  "type": "standard",
  "type_source": "inferred",
  "city": "Watertown",
  "other_place_names": [
    "Fort Drum",
    "Black River"
  ],
  "state": "NY",
  "state_name": "New York",
  "county": {
    "fips": "36045",
    "name": "Jefferson County",
    "short_name": "Jefferson"
  },
  "counties": [
    {
      "county_fips": "36045",
      "name": "Jefferson County",
      "short_name": "Jefferson",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 44.029919,
    "lng": -75.803567,
    "source": "gazetteer_internal_point",
    "timezone": "America/New_York"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "48060",
    "name": "Watertown-Fort Drum, NY",
    "type": "metro",
    "csa_code": null,
    "csa_name": null
  },
  "demographics": {
    "population": 14136,
    "households": 5122,
    "housing_units": 5299,
    "median_age": 24,
    "median_household_income": 62500,
    "median_home_value": null,
    "median_rent": 1627,
    "pct_bachelors_plus": 36.8,
    "mean_commute_min": 12.2,
    "density_per_sqmi": 2553
  },
  "business": {
    "establishments": 7,
    "employees": 48,
    "annual_payroll_thousands": 1531
  },
  "tax": {
    "irs_returns": 3440,
    "irs_agi_thousands": 176887
  },
  "area": {
    "land_sqmi": 5.537,
    "water_sqmi": 0.032
  },
  "nearest_zips": [
    {
      "zip": "13638",
      "miles": 2.6,
      "city": "Felts Mills",
      "state": "NY"
    },
    {
      "zip": "13616",
      "miles": 2.7,
      "city": "Calcium",
      "state": "NY"
    },
    {
      "zip": "13602",
      "miles": 3,
      "city": "Fort Drum",
      "state": "NY"
    },
    {
      "zip": "13612",
      "miles": 3.5,
      "city": "Black River",
      "state": "NY"
    },
    {
      "zip": "13643",
      "miles": 4.3,
      "city": "Great Bend",
      "state": "NY"
    },
    {
      "zip": "13637",
      "miles": 5.5,
      "city": "Evans Mills",
      "state": "NY"
    },
    {
      "zip": "13628",
      "miles": 6,
      "city": "Deferiet",
      "state": "NY"
    },
    {
      "zip": "13601",
      "miles": 6.8,
      "city": "Watertown",
      "state": "NY"
    },
    {
      "zip": "13615",
      "miles": 9.1,
      "city": "Brownville",
      "state": "NY"
    },
    {
      "zip": "13619",
      "miles": 11.1,
      "city": "Carthage",
      "state": "NY"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/13603",
    "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."
  }
}