{
  "alt": "Dot plot with a row for each of the {fact:n_big} most populous counties, ordered from the lowest county percentile to the highest. Each row has a dot for the county's own percentile and a second dot for the average of its tracts' percentiles with a long line that covers most of the scale. The county dot lies inside the line in every row and is farther from the middle of the scale than the average dot in nearly every row.",
  "caption": "In every county the county percentile lies inside the line for its tracts, and in nearly every one it sits farther from the middle than the average of those tracts. The first dot is the percentile of the county index built from the county's own ACS estimates; the second is the population-weighted mean of the percentiles of its tracts, and its line runs from the {fact:p_lo} to the {fact:p_hi} percentile of the tract percentiles of its residents. Counties are the most populous in the county frame, ordered by the county percentile.",
  "data": [
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Santa Clara County, CA",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 0.5
    },
    {
      "conf_high": 59.5,
      "conf_low": 0.1,
      "county": "Santa Clara County, CA",
      "measure": "Average of its tracts' percentiles",
      "n": 392,
      "percentile": 13.5
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Nassau County, NY",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 2.1
    },
    {
      "conf_high": 63.5,
      "conf_low": 1.1,
      "county": "Nassau County, NY",
      "measure": "Average of its tracts' percentiles",
      "n": 217,
      "percentile": 16.1
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Alameda County, CA",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 2.6
    },
    {
      "conf_high": 80.4,
      "conf_low": 0.3,
      "county": "Alameda County, CA",
      "measure": "Average of its tracts' percentiles",
      "n": 357,
      "percentile": 23.4
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Middlesex County, MA",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 3.5
    },
    {
      "conf_high": 68.7,
      "conf_low": 0.9,
      "county": "Middlesex County, MA",
      "measure": "Average of its tracts' percentiles",
      "n": 328,
      "percentile": 20
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "King County, WA",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 4.4
    },
    {
      "conf_high": 73,
      "conf_low": 0.8,
      "county": "King County, WA",
      "measure": "Average of its tracts' percentiles",
      "n": 476,
      "percentile": 21.4
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Suffolk County, NY",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 6.4
    },
    {
      "conf_high": 53.8,
      "conf_low": 2.8,
      "county": "Suffolk County, NY",
      "measure": "Average of its tracts' percentiles",
      "n": 311,
      "percentile": 19.6
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Orange County, CA",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 8.3
    },
    {
      "conf_high": 81.9,
      "conf_low": 1.4,
      "county": "Orange County, CA",
      "measure": "Average of its tracts' percentiles",
      "n": 587,
      "percentile": 30.3
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "New York County, NY",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 9.4
    },
    {
      "conf_high": 93.9,
      "conf_low": 1.7,
      "county": "New York County, NY",
      "measure": "Average of its tracts' percentiles",
      "n": 217,
      "percentile": 31.6
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "San Diego County, CA",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 13.2
    },
    {
      "conf_high": 86.5,
      "conf_low": 1.1,
      "county": "San Diego County, CA",
      "measure": "Average of its tracts' percentiles",
      "n": 684,
      "percentile": 31.8
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Los Angeles County, CA",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 29.1
    },
    {
      "conf_high": 94.2,
      "conf_low": 2,
      "county": "Los Angeles County, CA",
      "measure": "Average of its tracts' percentiles",
      "n": 2226,
      "percentile": 46.2
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Queens County, NY",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 32.1
    },
    {
      "conf_high": 91.7,
      "conf_low": 14.3,
      "county": "Queens County, NY",
      "measure": "Average of its tracts' percentiles",
      "n": 612,
      "percentile": 49.7
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Sacramento County, CA",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 35.2
    },
    {
      "conf_high": 92,
      "conf_low": 6,
      "county": "Sacramento County, CA",
      "measure": "Average of its tracts' percentiles",
      "n": 341,
      "percentile": 46.4
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Palm Beach County, FL",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 36.3
    },
    {
      "conf_high": 90.9,
      "conf_low": 4.4,
      "county": "Palm Beach County, FL",
      "measure": "Average of its tracts' percentiles",
      "n": 321,
      "percentile": 44.5
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Riverside County, CA",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 37.2
    },
    {
      "conf_high": 89.9,
      "conf_low": 6.7,
      "county": "Riverside County, CA",
      "measure": "Average of its tracts' percentiles",
      "n": 491,
      "percentile": 45.2
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Maricopa County, AZ",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 38.4
    },
    {
      "conf_high": 93.1,
      "conf_low": 6.6,
      "county": "Maricopa County, AZ",
      "measure": "Average of its tracts' percentiles",
      "n": 911,
      "percentile": 44.7
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Kings County, NY",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 40.2
    },
    {
      "conf_high": 93.6,
      "conf_low": 3.4,
      "county": "Kings County, NY",
      "measure": "Average of its tracts' percentiles",
      "n": 651,
      "percentile": 53.3
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Tarrant County, TX",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 42.6
    },
    {
      "conf_high": 94.6,
      "conf_low": 5.7,
      "county": "Tarrant County, TX",
      "measure": "Average of its tracts' percentiles",
      "n": 406,
      "percentile": 46.6
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Broward County, FL",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 44.7
    },
    {
      "conf_high": 90.4,
      "conf_low": 5,
      "county": "Broward County, FL",
      "measure": "Average of its tracts' percentiles",
      "n": 381,
      "percentile": 47.4
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Orange County, FL",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 48.8
    },
    {
      "conf_high": 91.3,
      "conf_low": 10.1,
      "county": "Orange County, FL",
      "measure": "Average of its tracts' percentiles",
      "n": 244,
      "percentile": 49.6
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Hillsborough County, FL",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 50.6
    },
    {
      "conf_high": 91.1,
      "conf_low": 8.1,
      "county": "Hillsborough County, FL",
      "measure": "Average of its tracts' percentiles",
      "n": 297,
      "percentile": 47.7
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "San Bernardino County, CA",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 52
    },
    {
      "conf_high": 94.5,
      "conf_low": 8.1,
      "county": "San Bernardino County, CA",
      "measure": "Average of its tracts' percentiles",
      "n": 432,
      "percentile": 55.1
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Cook County, IL",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 54
    },
    {
      "conf_high": 96,
      "conf_low": 5,
      "county": "Cook County, IL",
      "measure": "Average of its tracts' percentiles",
      "n": 1221,
      "percentile": 51.5
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Miami-Dade County, FL",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 57.5
    },
    {
      "conf_high": 94.1,
      "conf_low": 6.7,
      "county": "Miami-Dade County, FL",
      "measure": "Average of its tracts' percentiles",
      "n": 606,
      "percentile": 53.1
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Dallas County, TX",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 60.4
    },
    {
      "conf_high": 95.7,
      "conf_low": 4,
      "county": "Dallas County, TX",
      "measure": "Average of its tracts' percentiles",
      "n": 548,
      "percentile": 57.1
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Clark County, NV",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 63.8
    },
    {
      "conf_high": 95.7,
      "conf_low": 14.9,
      "county": "Clark County, NV",
      "measure": "Average of its tracts' percentiles",
      "n": 502,
      "percentile": 55.1
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Bexar County, TX",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 67.2
    },
    {
      "conf_high": 97.4,
      "conf_low": 11.6,
      "county": "Bexar County, TX",
      "measure": "Average of its tracts' percentiles",
      "n": 352,
      "percentile": 57.8
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Harris County, TX",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 69.5
    },
    {
      "conf_high": 97.6,
      "conf_low": 5.9,
      "county": "Harris County, TX",
      "measure": "Average of its tracts' percentiles",
      "n": 909,
      "percentile": 56.1
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Philadelphia County, PA",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 89.6
    },
    {
      "conf_high": 99.1,
      "conf_low": 14.9,
      "county": "Philadelphia County, PA",
      "measure": "Average of its tracts' percentiles",
      "n": 342,
      "percentile": 69.3
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Bronx County, NY",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 92.9
    },
    {
      "conf_high": 98.5,
      "conf_low": 20.1,
      "county": "Bronx County, NY",
      "measure": "Average of its tracts' percentiles",
      "n": 188,
      "percentile": 72.4
    },
    {
      "conf_high": null,
      "conf_low": null,
      "county": "Wayne County, MI",
      "measure": "County's own percentile",
      "n": null,
      "percentile": 93.6
    },
    {
      "conf_high": 99.5,
      "conf_low": 13.8,
      "county": "Wayne County, MI",
      "measure": "Average of its tracts' percentiles",
      "n": 488,
      "percentile": 67.5
    }
  ],
  "id": "large_counties_vs_tracts",
  "notes": [
    "The line is a spread of the county's tract percentiles, weighted by residents, and not a confidence interval. The county percentile has no interval because the staged county files carry no margins of error for the ACS estimates it rests on.",
    "Tract percentiles are among residents of the tract frame. Tracts missing a home value, rent or mortgage median are outside the frame, so for counties where the frame holds less than {fact:cover_cut} of residents (Nassau County, NY; Suffolk County, NY; New York County, NY; Kings County, NY; Miami-Dade County, FL; Dallas County, TX; Harris County, TX; Bronx County, NY; Wayne County, MI) the average and the spread describe only the tracts that remain.",
    "Counties are chosen by population, and ordered by county percentile, because the spread of a small county rests on few tracts."
  ],
  "source": "ACS 2019-2023 five-year estimates (tracts and counties); population-weighted (the line is a spread of tract percentiles, not an interval)",
  "spec": {
    "colors": {
      "Average of its tracts' percentiles": "cat2",
      "County's own percentile": "cat1"
    },
    "group": "measure",
    "hi": "conf_high",
    "legend": true,
    "lo": "conf_low",
    "n": "n",
    "sort": "data",
    "x": "percentile",
    "xDomain": [
      0,
      100
    ],
    "xFormat": {
      "digits": 1
    },
    "xLabel": "Percentile among residents (higher is more deprived)",
    "y": "county"
  },
  "subtitle": "Percentile among residents of the county index built from the county's own estimates, beside the average and the {fact:p_lo} to {fact:p_hi} percentile range of the percentiles of its tracts, the {fact:n_big} most populous counties",
  "title": "Los Angeles County has a county percentile of {fact:top_cres}, and its residents' tracts run from {fact:top_p5} to {fact:top_p95}",
  "type": "dot",
  "width": "wide"
}