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Illinois State Highway System

highway system in Illinois, United States
Place road_network Q16970008

Facts

8 properties
Instance of
road network
Owned by
Illinois Department of Transportation, Illinois State Toll Highway Authority[6][7]
Country
United States[3]
Has part(s)
Illinois Routes[8]
Imported from
wholeness_audit_2026-05-02
Located in the administrative territorial entity
Illinois[2]
Maintained by
Illinois Department of Transportation, Illinois State Toll Highway Authority[4][5]
Start time
November 5, 1918[9]
🏷️ Also known as
en Illinois State Highway System en state highways in Illinois fr système autoroutier de l'Illinois
🔖 Identifiers · 1
Freebase ID
/m/010fk32y

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Summary

Illinois State Highway System is a road network[1].

Body

History and Context

Owners include Illinois Department of Transportation[6], a state department of transportation of the United States[10], in United States[11], founded in 1972[12], headquartered in Springfield[13] and Illinois State Toll Highway Authority[7], a highway authority[14], in United States[15], founded in 1941[16].

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [2] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.

Inline context (facts about related entities)

  1. [10] ↑ . Wikidata. wikidata.org. → on this site
  2. [11] ↑ . Wikidata. wikidata.org. → on this site
  3. [12] ↑ . Wikidata. wikidata.org. → on this site
  4. [13] ↑ . Wikidata. wikidata.org. → on this site
  5. [14] ↑ . Wikidata. wikidata.org. → on this site
  6. [15] ↑ . Wikidata. wikidata.org. → on this site
  7. [16] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. 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). Illinois State Highway System. Retrieved November 1, 2026, from https://4ort.xyz/entity/illinois-state-highway-system
MLA “Illinois State Highway System.” 4ort.xyz Knowledge Graph, 4ort.xyz, 1 Nov. 2026, https://4ort.xyz/entity/illinois-state-highway-system.
BibTeX @misc{4ortxyz_illinois-state-highway-system_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Illinois State Highway System}}, year = {2026}, url = {https://4ort.xyz/entity/illinois-state-highway-system}, note = {Accessed: 2026-11-01}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Illinois State Highway System — https://4ort.xyz/entity/illinois-state-highway-system (retrieved 2026-11-01)

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