{
  "publisher": "ZipNumbers",
  "license": "CC BY 4.0",
  "zip": "03223",
  "city": null,
  "state": null,
  "state_slug": "new-hampshire",
  "county": "Grafton County",
  "county_fips": "33009",
  "demographics": {
    "population": 3398,
    "median_household_income": 109801,
    "median_home_value": 285100,
    "median_gross_rent": null,
    "median_age": 49.3,
    "poverty_pct": 4.8,
    "owner_occupied_pct": 96.9,
    "vintage": "2019-2023 ACS 5-year",
    "source": "US Census Bureau, ACS 2019-2023 5-year estimates",
    "source_url": "https://www.census.gov/programs-surveys/acs"
  },
  "sales_tax": null,
  "area_codes": [],
  "pages": {
    "zip_profile": "https://zipnumbers.com/zips/new-hampshire/03223",
    "sales_tax": null
  },
  "retrieved_from": "https://zipnumbers.com/api/public/zip/03223"
}