U.S. Route 81

Numbered U.S. Highway in the United States
Place road Q410661
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U.S. Route 81

Summary

U.S. Route 81 is a road[1]. It ranks in the top 2% of road entities by monthly Wikipedia readership (104 views/month).[2]

Key Facts

  • U.S. Route 81 is in the country of United States[3].
  • U.S. Route 81's traffic sign is recorded as US 81.svg[4].
  • U.S. Route 81's route map is recorded as US 81 map.png[5].
  • U.S. Route 81's transport network is recorded as United States Numbered Highway System[6].
  • U.S. Route 81's transport network is recorded as Texas state highway system[7].
  • U.S. Route 81's transport network is recorded as Kansas State Highway System[8].
  • U.S. Route 81's transport network is recorded as Oklahoma State Highway System[9].
  • U.S. Route 81's transport network is recorded as Nebraska State Highway System[10].
  • U.S. Route 81's transport network is recorded as numbered highways in North Dakota[11].
  • U.S. Route 81's instance of is recorded as road[12].
  • U.S. Route 81's maintained by is recorded as Kansas Department of Transportation[13].
  • U.S. Route 81's maintained by is recorded as Nebraska Department of Transportation[14].
  • U.S. Route 81's maintained by is recorded as Oklahoma Department of Transportation[15].
  • U.S. Route 81's maintained by is recorded as Texas Department of Transportation[16].
  • U.S. Route 81's owned by is recorded as Kansas Department of Transportation[17].
  • U.S. Route 81's owned by is recorded as Nebraska Department of Transportation[18].
  • U.S. Route 81's owned by is recorded as Oklahoma Department of Transportation[19].
  • U.S. Route 81's owned by is recorded as Texas Department of Transportation[20].
  • U.S. Route 81's owned by is recorded as North Dakota Department of Transportation[21].
  • U.S. Route 81's VIAF cluster ID is recorded as 315531475[22].
  • U.S. Route 81's Commons category is recorded as U.S. Route 81[23].
  • +1926-00-00T00:00:00Z marks the founding of U.S. Route 81[24].
  • U.S. Route 81's Freebase ID is recorded as /m/027r_v[25].
  • U.S. Route 81's topic's main category is recorded as Category:U.S. Route 81[26].
  • U.S. Route 81's road number is recorded as 81[27].

Body

Geography

U.S. Route 81 is in the country of United States[3].

Physical Characteristics

U.S. Route 81's length is recorded as {'unit': 'Q253276', 'amount': '+1220'}[28].

Designation and Status

U.S. Route 81's instance of is recorded as road[12].

History and Context

+1926-00-00T00:00:00Z marks the founding of U.S. Route 81[24]. Owners include Kansas Department of Transportation[17], a state department of transportation of the United States[29], in United States[30], headquartered in Topeka[31]; Nebraska Department of Transportation[18], a department of transportation[32], in United States[33], founded in 2017[34]; Oklahoma Department of Transportation[19], a state department of transportation of the United States[35], in United States[36], founded in 1976[37]; Texas Department of Transportation[20], a state department of transportation of the United States[38], in United States[39], founded in 1991[40], headquartered in Dewitt C. Greer State Highway Building[41]; and North Dakota Department of Transportation[21], a state department of transportation of the United States[42], in United States[43].

Why It Matters

U.S. Route 81 ranks in the top 2% of road entities by monthly Wikipedia readership (104 views/month).[2] It has Wikipedia articles in 7 language editions, a strong signal of global cultural recognition.[44] It is known by 10 alternative names across languages and contexts.[45]

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] . Virtual International Authority File. Retrieved . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . Freebase Data Dumps. wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . wikidata.org.
  26. [28] . wikidata.org.

Inline context (facts about related entities)

  1. [29] . Wikidata. wikidata.org. → on this site
  2. [30] . Wikidata. wikidata.org. → on this site
  3. [31] . Wikidata. wikidata.org. → on this site
  4. [32] . Wikidata. wikidata.org. → on this site
  5. [33] . Wikidata. wikidata.org. → on this site
  6. [34] . Wikidata. wikidata.org. → on this site
  7. [35] . Wikidata. wikidata.org. → on this site
  8. [36] . Wikidata. wikidata.org. → on this site
  9. [37] . Wikidata. wikidata.org. → on this site
  10. [38] . Wikidata. wikidata.org. → on this site
  11. [39] . Wikidata. wikidata.org. → on this site
  12. [40] . Wikidata. wikidata.org. → on this site
  13. [41] . Wikidata. wikidata.org. → on this site
  14. [42] . Wikidata. wikidata.org. → on this site
  15. [43] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [44] . Wikidata sitelinks. wikidata.org.
  3. [45] . 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). U.S. Route 81. Retrieved May 3, 2026, from https://4ort.xyz/entity/u-s-route-81
MLA “U.S. Route 81.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/u-s-route-81.
BibTeX @misc{4ortxyz_u-s-route-81_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{U.S. Route 81}}, year = {2026}, url = {https://4ort.xyz/entity/u-s-route-81}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): U.S. Route 81 — https://4ort.xyz/entity/u-s-route-81 (retrieved 2026-05-03)

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