{
  "edition": "Madison",
  "geography": "Madison, WI Metro Area",
  "geoid": "310M700US31540",
  "period": "2020-2024",
  "dollar_basis": "2024 dollars where applicable",
  "table": "B25034",
  "universe": "Housing units",
  "unit": "housing units",
  "source_url": "https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b25034.dat",
  "dictionary_url": "https://api.census.gov/data/2024/acs/acs5/groups/B25034.json",
  "retrieved": "2026-10-20",
  "notes": "Raw Census special values retained. Negative sentinels and nonnumeric symbols are not usable estimates. MOE confidence level is 90 percent.",
  "rows": [
    {
      "variable": "B25034_001E",
      "label": "Total:",
      "estimate": "315529",
      "margin_of_error": "260"
    },
    {
      "variable": "B25034_002E",
      "label": "Total: / Built 2020 or later",
      "estimate": "7164",
      "margin_of_error": "513"
    },
    {
      "variable": "B25034_003E",
      "label": "Total: / Built 2010 to 2019",
      "estimate": "38503",
      "margin_of_error": "1359"
    },
    {
      "variable": "B25034_004E",
      "label": "Total: / Built 2000 to 2009",
      "estimate": "50737",
      "margin_of_error": "1675"
    },
    {
      "variable": "B25034_005E",
      "label": "Total: / Built 1990 to 1999",
      "estimate": "42493",
      "margin_of_error": "1544"
    },
    {
      "variable": "B25034_006E",
      "label": "Total: / Built 1980 to 1989",
      "estimate": "32080",
      "margin_of_error": "1284"
    },
    {
      "variable": "B25034_007E",
      "label": "Total: / Built 1970 to 1979",
      "estimate": "42217",
      "margin_of_error": "1432"
    },
    {
      "variable": "B25034_008E",
      "label": "Total: / Built 1960 to 1969",
      "estimate": "28438",
      "margin_of_error": "1305"
    },
    {
      "variable": "B25034_009E",
      "label": "Total: / Built 1950 to 1959",
      "estimate": "23128",
      "margin_of_error": "1040"
    },
    {
      "variable": "B25034_010E",
      "label": "Total: / Built 1940 to 1949",
      "estimate": "10472",
      "margin_of_error": "829"
    },
    {
      "variable": "B25034_011E",
      "label": "Total: / Built 1939 or earlier",
      "estimate": "40297",
      "margin_of_error": "1217"
    }
  ]
}