Blue Line

rapid transit line in Chicago
Place rapid_transit_line Q2534873
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Blue Line

Summary

Blue Line is a rapid transit line[1]. It ranks in the top 3% of rapid_transit_line entities by monthly Wikipedia readership (318 views/month).[2]

Key Facts

  • Blue Line is located in Chicago[3].
  • Blue Line is in the country of United States[4].
  • Blue Line's transport network is recorded as Chicago "L"[5].
  • Blue Line's image is recorded as Damen CTA 020420.jpg[6].
  • Blue Line's instance of is recorded as rapid transit line[7].
  • Blue Line's instance of is recorded as airport rail link[8].
  • Blue Line's owned by is recorded as Chicago Transit Authority[9].
  • Blue Line's operator is recorded as Chicago Transit Authority[10].
  • Blue Line's logo image is recorded as Icon blueline CTA.png[11].
  • Blue Line's OpenStreetMap relation ID is recorded as 2672370[12].
  • Blue Line's sRGB color hex triplet is recorded as 0033FF[13].
  • Blue Line's sRGB color hex triplet is recorded as 00A1DE[14].
  • Blue Line's terminus is recorded as O'Hare[15].
  • Blue Line's terminus is recorded as Forest Park[16].
  • Blue Line's Freebase ID is recorded as /m/02j5z2[17].
  • Blue Line's topic's main category is recorded as Category:CTA Blue Line[18].
  • Blue Line's has facility is recorded as parking area[19].
  • Blue Line's type of electrification is recorded as 600 V DC railway electrification[20].
  • Blue Line's track gauge is recorded as standard-gauge railway[21].
  • Blue Line's date of official opening is recorded as +1993-02-21T00:00:00Z[22].
  • Blue Line's route number is recorded as Blue[23].
  • Blue Line's length is recorded as {'unit': 'Q828224', 'amount': '+43.3'}[24].
  • Blue Line's uses is recorded as Milwaukee-Dearborn Subway[25].
  • Blue Line's uses is recorded as Congress Branch[26].
  • Blue Line's uses is recorded as O'Hare Branch[27].

Body

Geography

Blue Line is in the country of United States[4]. It is located in Chicago[3].

Physical Characteristics

Blue Line's length is recorded as {'unit': 'Q828224', 'amount': '+43.3'}[24].

Designation and Status

Recorded instance of include rapid transit line[7] and airport rail link[8].

History and Context

Blue Line's owned by is recorded as Chicago Transit Authority[9].

Why It Matters

Blue Line ranks in the top 3% of rapid_transit_line entities by monthly Wikipedia readership (318 views/month).[2] It has Wikipedia articles in 10 language editions, a strong signal of global cultural recognition.[28] It is known by 6 alternative names across languages and contexts.[29]

References

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

Direct Wikidata claims

  1. [5] . wikidata.org.
  2. [4] . wikidata.org.
  3. [6] . wikidata.org.
  4. [7] . wikidata.org.
  5. [8] . wikidata.org.
  6. [9] . wikidata.org.
  7. [3] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . transitchicago.com. transitchicago.com. Provenance: wikidata.org.
  12. [14] . transitchicago.com. transitchicago.com. Provenance: wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . Freebase Data Dumps. 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.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] . Wikidata sitelinks. wikidata.org.
  3. [29] . 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). Blue Line. Retrieved May 3, 2026, from https://4ort.xyz/entity/blue-line-q2534873
MLA “Blue Line.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/blue-line-q2534873.
BibTeX @misc{4ortxyz_blue-line-q2534873_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Blue Line}}, year = {2026}, url = {https://4ort.xyz/entity/blue-line-q2534873}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Blue Line — https://4ort.xyz/entity/blue-line-q2534873 (retrieved 2026-05-03)

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