{
  "zip": "01057",
  "type": "standard",
  "type_source": "inferred",
  "city": "Monson",
  "other_place_names": [
    "Monson Center"
  ],
  "state": "MA",
  "state_name": "Massachusetts",
  "county": {
    "fips": "25013",
    "name": "Hampden County",
    "short_name": "Hampden"
  },
  "counties": [
    {
      "county_fips": "25013",
      "name": "Hampden County",
      "short_name": "Hampden",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 42.093596,
    "lng": -72.321494,
    "source": "gazetteer_internal_point",
    "timezone": "America/New_York"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "44140",
    "name": "Springfield, MA",
    "type": "metro",
    "csa_code": "521",
    "csa_name": "Springfield-Amherst Town-Northampton, MA"
  },
  "demographics": {
    "population": 8176,
    "households": 3265,
    "housing_units": 3490,
    "median_age": 47.9,
    "median_household_income": 98508,
    "median_home_value": 345300,
    "median_rent": 874,
    "pct_bachelors_plus": 29.1,
    "mean_commute_min": 34.4,
    "density_per_sqmi": 183.6
  },
  "business": {
    "establishments": 139,
    "employees": 831,
    "annual_payroll_thousands": 45046
  },
  "tax": {
    "irs_returns": 4350,
    "irs_agi_thousands": 351932
  },
  "area": {
    "land_sqmi": 44.543,
    "water_sqmi": 0.549
  },
  "nearest_zips": [
    {
      "zip": "01081",
      "miles": 5,
      "city": "Wales",
      "state": "MA"
    },
    {
      "zip": "01036",
      "miles": 5.2,
      "city": "Hampden",
      "state": "MA"
    },
    {
      "zip": "01095",
      "miles": 6,
      "city": "Wilbraham",
      "state": "MA"
    },
    {
      "zip": "01079",
      "miles": 6.4,
      "city": "Thorndike",
      "state": "MA"
    },
    {
      "zip": "01010",
      "miles": 6.4,
      "city": "Brimfield",
      "state": "MA"
    },
    {
      "zip": "01069",
      "miles": 6.6,
      "city": "Palmer",
      "state": "MA"
    },
    {
      "zip": "01080",
      "miles": 6.7,
      "city": "Three Rivers",
      "state": "MA"
    },
    {
      "zip": "06075",
      "miles": 7.7,
      "city": "Stafford",
      "state": "CT"
    },
    {
      "zip": "06077",
      "miles": 7.8,
      "city": "Staffordville",
      "state": "CT"
    },
    {
      "zip": "01521",
      "miles": 7.9,
      "city": "Holland",
      "state": "MA"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/01057",
    "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."
  }
}