{
  "population_total_2020": 104511,
  "county_population_2020": 111201,
  "share_of_county_percent": 93.9838670515553,
  "county_population_outside_selected_zctas": 6690,
  "selected_zcta_count": 23,
  "all_selected_zctas_wholly_within_douglas_county": true,
  "land_area_sq_miles": 2267.443470710813,
  "group_totals": {
    "Earlier eight-area example": 77094,
    "Added northern communities": 5076,
    "Added southern communities": 18980,
    "Added west / rural communities": 2629,
    "Added North Umpqua area": 732
  },
  "areas": [
    {
      "zcta": "97470",
      "area_reference": "Roseburg area",
      "population_2020": 20160,
      "group": "Earlier eight-area example",
      "land_area_sq_miles": 180.90893048123476
    },
    {
      "zcta": "97471",
      "area_reference": "Roseburg area / Green / Melrose / Lookingglass",
      "population_2020": 30900,
      "group": "Earlier eight-area example",
      "land_area_sq_miles": 182.1082726664763
    },
    {
      "zcta": "97496",
      "area_reference": "Winston area / part of Dillard",
      "population_2020": 7875,
      "group": "Earlier eight-area example",
      "land_area_sq_miles": 88.04668411022794
    },
    {
      "zcta": "97479",
      "area_reference": "Sutherlin area",
      "population_2020": 10161,
      "group": "Earlier eight-area example",
      "land_area_sq_miles": 67.50368324174228
    },
    {
      "zcta": "97462",
      "area_reference": "Oakland area / part of Sutherlin",
      "population_2020": 4130,
      "group": "Earlier eight-area example",
      "land_area_sq_miles": 219.7014104926452
    },
    {
      "zcta": "97443",
      "area_reference": "Glide area",
      "population_2020": 2138,
      "group": "Earlier eight-area example",
      "land_area_sq_miles": 86.12448339427402
    },
    {
      "zcta": "97495",
      "area_reference": "Winchester area / part of Roseburg North",
      "population_2020": 1706,
      "group": "Earlier eight-area example",
      "land_area_sq_miles": 7.331581918936527
    },
    {
      "zcta": "97494",
      "area_reference": "Wilbur area",
      "population_2020": 24,
      "group": "Earlier eight-area example",
      "land_area_sq_miles": 0.9167636679582932
    },
    {
      "zcta": "97435",
      "area_reference": "Drain area",
      "population_2020": 2326,
      "group": "Added northern communities",
      "land_area_sq_miles": 98.99473398228757
    },
    {
      "zcta": "97499",
      "area_reference": "Yoncalla area",
      "population_2020": 1961,
      "group": "Added northern communities",
      "land_area_sq_miles": 124.57289039761017
    },
    {
      "zcta": "97436",
      "area_reference": "Elkton area",
      "population_2020": 789,
      "group": "Added northern communities",
      "land_area_sq_miles": 96.68293997207367
    },
    {
      "zcta": "97457",
      "area_reference": "Myrtle Creek / Tri-City / rural area",
      "population_2020": 10363,
      "group": "Added southern communities",
      "land_area_sq_miles": 164.0397553581366
    },
    {
      "zcta": "97469",
      "area_reference": "Riddle area",
      "population_2020": 2712,
      "group": "Added southern communities",
      "land_area_sq_miles": 57.452193856093054
    },
    {
      "zcta": "97417",
      "area_reference": "Canyonville / part of Days Creek",
      "population_2020": 2175,
      "group": "Added southern communities",
      "land_area_sq_miles": 28.599966040149276
    },
    {
      "zcta": "97429",
      "area_reference": "Days Creek area",
      "population_2020": 609,
      "group": "Added southern communities",
      "land_area_sq_miles": 97.20966516998317
    },
    {
      "zcta": "97484",
      "area_reference": "Tiller area",
      "population_2020": 242,
      "group": "Added southern communities",
      "land_area_sq_miles": 128.29144800857563
    },
    {
      "zcta": "97442",
      "area_reference": "Glendale area",
      "population_2020": 2096,
      "group": "Added southern communities",
      "land_area_sq_miles": 84.84620416712711
    },
    {
      "zcta": "97410",
      "area_reference": "Azalea area",
      "population_2020": 783,
      "group": "Added southern communities",
      "land_area_sq_miles": 150.7445379544039
    },
    {
      "zcta": "97432",
      "area_reference": "Dillard postal area",
      "population_2020": 162,
      "group": "Added west / rural communities",
      "land_area_sq_miles": 0.0828868669872581
    },
    {
      "zcta": "97416",
      "area_reference": "Camas Valley area",
      "population_2020": 976,
      "group": "Added west / rural communities",
      "land_area_sq_miles": 60.59106965538981
    },
    {
      "zcta": "97481",
      "area_reference": "Tenmile area",
      "population_2020": 715,
      "group": "Added west / rural communities",
      "land_area_sq_miles": 7.501900461419246
    },
    {
      "zcta": "97486",
      "area_reference": "Umpqua area",
      "population_2020": 776,
      "group": "Added west / rural communities",
      "land_area_sq_miles": 68.45188257524478
    },
    {
      "zcta": "97447",
      "area_reference": "Idleyld Park / North Umpqua area",
      "population_2020": 732,
      "group": "Added North Umpqua area",
      "land_area_sq_miles": 266.7395862718364
    }
  ],
  "source_query_url": "https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/tigerWMS_Census2020/MapServer/84/query?where=ZCTA5+IN+%28%2797470%27%2C%2797471%27%2C%2797496%27%2C%2797479%27%2C%2797462%27%2C%2797443%27%2C%2797495%27%2C%2797494%27%2C%2797435%27%2C%2797499%27%2C%2797436%27%2C%2797457%27%2C%2797469%27%2C%2797417%27%2C%2797429%27%2C%2797484%27%2C%2797442%27%2C%2797410%27%2C%2797432%27%2C%2797416%27%2C%2797481%27%2C%2797486%27%2C%2797447%27%29&outFields=ZCTA5%2CNAME%2CPOP100%2CHU100%2CAREALAND&returnGeometry=false&f=pjson",
  "layer_url": "https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/tigerWMS_Census2020/MapServer/84",
  "county_relationship_source": "https://www2.census.gov/geo/docs/maps-data/data/rel2020/zcta520/tab20_zcta520_county20_natl.txt",
  "place_relationship_source": "https://www2.census.gov/geo/docs/maps-data/data/rel2020/zcta520/tab20_zcta520_place20_natl.txt",
  "population_basis": "2020 Census POP100; matching Census2020 ZCTA geography",
  "retrieved_utc": "2026-11-09T00:21:48.720552+00:00",
  "interpretation": "Analyst-selected inland resident geography for regional planning. Not a validated trade area, current population estimate, daily-shopping customer count, drive-time boundary, service district, or annexation proposal. No city/CDP population is added to ZCTA counts. Market tiers in companion map are hypotheses to test with customer-origin and spending data.",
  "inclusion_reason": "Retain original eight areas; add user-named Drain, Yoncalla and Myrtle Creek/Tri-City and connected inland communities along I-5, OR38, OR42, OR138 and the Umpqua valleys. Add Dillard postal area so it is not omitted; all included areas are separate Census ZCTAs.",
  "not_included": "Coastal ZCTAs for Reedsport/Gardiner/Scottsburg are not treated as automatic Roseburg core. Cross-county Cottage Grove, North Bend, Westlake and Chemult ZCTAs are not added in full. Curtin97428 is not a 2020 ZCTA."
}