Home › Entities › county_of_michigan › Washtenaw County

Washtenaw County

county in Michigan, United States
AdministrativeArea county_of_michigan Q137916
Press Enter · cited answer in seconds

Summary

Washtenaw County is a county of Michigan[1]. It draws 1,131 Wikipedia views per month (county of michigan category, ranking #9 of 85).[2]

Key Facts

  • Located in the administrative territorial entity: Michigan[3]
  • Country: United States[4]
  • Capital: Ann Arbor[5]
  • Shares border with: Livingston County[6], Lenawee County[7], Monroe County[8], Oakland County[9], Wayne County[10], Jackson County[11]
  • Contains the administrative territorial entity: Ann Arbor[12]
  • Commons category: Washtenaw County, Michigan[13]
  • Inception: 1822[14]
  • Coordinate location: 42.25, -83.84[15]
  • Official website: http://www.ewashtenaw.org[16], https://washtenaw.org[17]
  • Topic's main category: Category:Washtenaw County, Michigan[18]
  • Population: 344,791[19], 345,243[20], 348,650[21], 351,146[22], 354,240[23], 358,880[24], 364,709[25], 372,258[26]
  • Category for people born here: Category:Births in Washtenaw County, Michigan[27]
  • Category for people who died here: Category:Deaths in Washtenaw County, Michigan[28]
  • Number of households: 143,040[29]
  • Native label: Washtenaw County[30]
  • NCI Thesaurus ID: C108999[31]
  • Category of associated people: Category:People from Washtenaw County, Michigan[32]
  • Area: 1871[33]
  • Water as percent of area: 2.3[34]
  • Coextensive with: Ann Arbor metropolitan area[35]
  • Category for maps or plans: Category:Maps of Washtenaw County, Michigan[36]
  • Located in the statistical territorial entity: Ann Arbor metropolitan area[37]

Why It Matters

Washtenaw County has Wikipedia articles in 23 language editions, a strong signal of global cultural recognition.[38] It is known by 34 alternative names across languages and contexts.[39]

Related Entities

Michigan Robert Tomasulo United States

References

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

Direct Wikidata claims

  1. [4] ↑ . wikidata.org.
  2. [5] ↑ . wikidata.org.
  3. [6] ↑ . wikidata.org.
  4. [7] ↑ . wikidata.org.
  5. [8] ↑ . wikidata.org.
  6. [9] ↑ . wikidata.org.
  7. [10] ↑ . wikidata.org.
  8. [11] ↑ . wikidata.org.
  9. [3] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . 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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [38] ↑ . Wikidata sitelinks. wikidata.org.
  3. [39] ↑ . 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). Washtenaw County. Retrieved October 15, 2026, from https://4ort.xyz/entity/washtenaw-county
MLA “Washtenaw County.” 4ort.xyz Knowledge Graph, 4ort.xyz, 15 Oct. 2026, https://4ort.xyz/entity/washtenaw-county.
BibTeX @misc{4ortxyz_washtenaw-county_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Washtenaw County}}, year = {2026}, url = {https://4ort.xyz/entity/washtenaw-county}, note = {Accessed: 2026-10-15}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Washtenaw County — https://4ort.xyz/entity/washtenaw-county (retrieved 2026-10-15)

Canonical URL: https://4ort.xyz/entity/washtenaw-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. 6w ago · Theklan · 2026-09-04 view diff on Wikidata ↗
    P14687 → Data:US presidential elections by county/Washtenaw County, M
    "/* wbsetclaim-create:2||1 */ P14687: Data:US presidential elections by county/Washtenaw County, Michigan.tab, Link US presidential election dataset (P14687, subject: United States preside"
  2. 22w ago · Mahir256 · 2026-05-13 view diff on Wikidata ↗
    Taxonomicon id → 1806210
    Umls cui → C3827503
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/31546|batch #31546]]"
  3. 22w ago · Mahir256 · 2026-05-13 view diff on Wikidata ↗
    Topic's main category → Category:Washtenaw County, Michigan
    Category for maps or plans → Category:Maps of Washtenaw County, Michigan
    Located in the administrative territorial entity → Michigan
    Inception → +1822-00-00T00:00:00Z
    + 27 other properties edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ Nci thesaurus id: C108999, #quickstatements; #temporary_batch_1778695477825"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.