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Johnson County

county in Kansas, United States
AdministrativeArea county_of_kansas Q374979
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Summary

Johnson County is a county of Kansas[1]. It ranks in the top 0.95% of county of kansas entities by monthly Wikipedia readership (2,061 views/month, #1 of 105).[2]

Key Facts

  • Member of: GovAI Coalition[3]
  • Located in the administrative territorial entity: Kansas[4]
  • Country: United States[5]
  • Capital: Olathe[6]
  • Shares border with: Wyandotte County[7], Miami County[8], Jackson County[9], Cass County[10], Leavenworth County[11], Franklin County[12], Douglas County[13]
  • Named after: Thomas Johnson[14]
  • Contains the administrative territorial entity: Olathe[15], Edgerton[16]
  • Commons category: Johnson County, Kansas[17]
  • Inception: 1855[18]
  • Coordinate location: 38.8667, -94.8667[19]
  • Official website: http://www.jocogov.org[20]
  • Topic's main category: Category:Johnson County, Kansas[21]
  • Population: 544,179[22], 545,696[23], 552,874[24], 559,836[25], 566,933[26], 580,159[27], 609,863[28]
  • List of monuments: National Register of Historic Places listings in Johnson County, Kansas[29]
  • Category for people born here: Category:Births in Johnson County, Kansas[30]
  • Category for people who died here: Category:Deaths in Johnson County, Kansas[31]
  • Number of households: 233,599[32]
  • Native label: Johnson County[33]
  • NCI Thesaurus ID: C108621[34]
  • Category of associated people: Category:People from Johnson County, Kansas[35]
  • Area: 1244[36]
  • Water as percent of area: 1.4[37]
  • Category for maps or plans: Category:Maps of Johnson County, Kansas[38]
  • Per capita income: 47,997[39]
  • P14687: Data:US presidential elections by county/Johnson County, Kansas.tab[40]

Why It Matters

Johnson County has Wikipedia articles in 24 language editions, a strong signal of global cultural recognition.[41] It is known by 35 alternative names across languages and contexts.[42]

Related Entities

Kansas United States

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [5] ↑ . wikidata.org.
  2. [6] ↑ . wikidata.org.
  3. [7] ↑ . wikidata.org.
  4. [8] ↑ . wikidata.org.
  5. [9] ↑ . wikidata.org.
  6. [10] ↑ . wikidata.org.
  7. [11] ↑ . wikidata.org.
  8. [12] ↑ . wikidata.org.
  9. [13] ↑ . wikidata.org.
  10. [4] ↑ . wikidata.org.
  11. [14] ↑ . wikidata.org.
  12. [15] ↑ . wikidata.org.
  13. [16] ↑ . wikidata.org.
  14. [17] ↑ . wikidata.org.
  15. [3] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . wikidata.org.
  26. [28] ↑ . wikidata.org.
  27. [29] ↑ . wikidata.org.
  28. [30] ↑ . wikidata.org.
  29. [31] ↑ . wikidata.org.
  30. [32] ↑ . wikidata.org.
  31. [33] ↑ . wikidata.org.
  32. [34] ↑ . wikidata.org.
  33. [35] ↑ . wikidata.org.
  34. [36] ↑ . wikidata.org.
  35. [37] ↑ . wikidata.org.
  36. [38] ↑ . wikidata.org.
  37. [39] ↑ . wikidata.org.
  38. [40] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [41] ↑ . Wikidata sitelinks. wikidata.org.
  3. [42] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Johnson County. Retrieved October 11, 2026, from https://4ort.xyz/entity/johnson-county
MLA “Johnson County.” 4ort.xyz Knowledge Graph, 4ort.xyz, 11 Oct. 2026, https://4ort.xyz/entity/johnson-county.
BibTeX @misc{4ortxyz_johnson-county_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Johnson County}}, year = {2026}, url = {https://4ort.xyz/entity/johnson-county}, note = {Accessed: 2026-10-11}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Johnson County — https://4ort.xyz/entity/johnson-county (retrieved 2026-10-11)

Canonical URL: https://4ort.xyz/entity/johnson-county · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 5w ago · Theklan · 2026-09-04 view diff on Wikidata ↗
    P14687 → Data:US presidential elections by county/Johnson County, Kan
    "/* wbsetclaim-create:2||1 */ P14687: Data:US presidential elections by county/Johnson County, Kansas.tab, Link US presidential election dataset (P14687, subject: United States presidentia"
  2. 8w ago · RVA2869 · 2026-08-12 view diff on Wikidata ↗
    Located in time zone → —
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/46950|batch #46950]]: redundant value, already present at higher administrative level"
  3. 20w ago · Mxn · 2026-05-24 view diff on Wikidata ↗
    Member of → GovAI Coalition
    "/* wbcreateclaim-create:1| */ Member of: GovAI Coalition, [[:toollabs:quickstatements/#/batch/258464|batch #258464]]"
  4. 21w ago · Mahir256 · 2026-05-13 view diff on Wikidata ↗
    Taxonomicon id → 1805790
    Obo gazetteer id → 22225716
    Umls cui → C3810783
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/31546|batch #31546]]"
  5. 21w ago · Mahir256 · 2026-05-13 view diff on Wikidata ↗
    Coordinate location → {'latitude': 38.8667, 'longitude': -94.8667}
    Located in the administrative territorial entity → Kansas
    Aliases → —
    Named after → Thomas Johnson
    + 29 other properties edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ Nci thesaurus id: C108621, #quickstatements; #temporary_batch_1778695477825"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.