Blue Line (CTA)

Blue Line - rapid transit line in Chicago. Article “Blue Line (CTA)” in Simple English Wikipedia has 19.2 points for quality (as of July 1, 2025). The article contains 2 references and 5 sections.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Simple English) language version.

Since the creation of article “Blue Line (CTA)”, its content was written by 3 registered users of Simple English Wikipedia and edited by 304 registered Wikipedia users in all languages.

The article is cited 21 times in Simple English Wikipedia and cited 865 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Simple English): #4549 in June 2017
• Global: #44827 in March 2009

The highest popularity rank from 2008:

• Local (Simple English): #17308 in May 2024
• Global: #110781 in January 2008

There are 9 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	English (en) Blue Line (CTA)		61.9038
2	French (fr) Ligne bleue du métro de Chicago		32.0139
3	Korean (ko) 블루 라인 (CTA)		28.9697
4	Simple English (simple) Blue Line (CTA)		19.1864
5	Chinese (zh) 芝加哥地铁蓝线		17.2162
6	Thai (th) ชิคาโก แอล สายสีน้ำเงิน		16.59
7	Spanish (es) Línea Azul (Metro de Chicago)		13.0236
8	Russian (ru) Синяя линия (Чикаго)		12.5619
9	Dutch (nl) Blauwe lijn (metro van Chicago)		1.371

More...

The following table shows the most popular language versions of the article.

The most popular language versions of the article "Blue Line (CTA)" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Blue Line (CTA)		1 204 435
2	Spanish (es) Línea Azul (Metro de Chicago)		50 738
3	Chinese (zh) 芝加哥地铁蓝线		21 802
4	French (fr) Ligne bleue du métro de Chicago		19 630
5	Russian (ru) Синяя линия (Чикаго)		7 391
6	Dutch (nl) Blauwe lijn (metro van Chicago)		2 525
7	Simple English (simple) Blue Line (CTA)		1 970
8	Korean (ko) 블루 라인 (CTA)		1 624
9	Thai (th) ชิคาโก แอล สายสีน้ำเงิน		985

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The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "Blue Line (CTA)" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Blue Line (CTA)		4 682
2	Chinese (zh) 芝加哥地铁蓝线		140
3	Spanish (es) Línea Azul (Metro de Chicago)		111
4	Simple English (simple) Blue Line (CTA)		68
5	French (fr) Ligne bleue du métro de Chicago		44
6	Russian (ru) Синяя линия (Чикаго)		31
7	Korean (ko) 블루 라인 (CTA)		14
8	Dutch (nl) Blauwe lijn (metro van Chicago)		3
9	Thai (th) ชิคาโก แอล สายสีน้ำเงิน		3

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "Blue Line (CTA)" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Blue Line (CTA)		239
2	French (fr) Ligne bleue du métro de Chicago		27
3	Spanish (es) Línea Azul (Metro de Chicago)		10
4	Dutch (nl) Blauwe lijn (metro van Chicago)		8
5	Chinese (zh) 芝加哥地铁蓝线		8
6	Russian (ru) Синяя линия (Чикаго)		5
7	Simple English (simple) Blue Line (CTA)		3
8	Thai (th) ชิคาโก แอล สายสีน้ำเงิน		3
9	Korean (ko) 블루 라인 (CTA)		1

More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "Blue Line (CTA)" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	English (en) Blue Line (CTA)		2
2	Spanish (es) Línea Azul (Metro de Chicago)		0
3	French (fr) Ligne bleue du métro de Chicago		0
4	Korean (ko) 블루 라인 (CTA)		0
5	Dutch (nl) Blauwe lijn (metro van Chicago)		0
6	Russian (ru) Синяя линия (Чикаго)		0
7	Simple English (simple) Blue Line (CTA)		0
8	Thai (th) ชิคาโก แอล สายสีน้ำเงิน		0
9	Chinese (zh) 芝加哥地铁蓝线		0

More...

The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "Blue Line (CTA)" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Blue Line (CTA)		505
2	French (fr) Ligne bleue du métro de Chicago		222
3	Spanish (es) Línea Azul (Metro de Chicago)		49
4	Chinese (zh) 芝加哥地铁蓝线		37
5	Simple English (simple) Blue Line (CTA)		21
6	Thai (th) ชิคาโก แอล สายสีน้ำเงิน		11
7	Russian (ru) Синяя линия (Чикаго)		10
8	Korean (ko) 블루 라인 (CTA)		5
9	Dutch (nl) Blauwe lijn (metro van Chicago)		5

More...

#	Language	Value
en	English Blue Line (CTA)
es	Spanish Línea Azul (Metro de Chicago)
fr	French Ligne bleue du métro de Chicago
ko	Korean 블루 라인 (CTA)
nl	Dutch Blauwe lijn (metro van Chicago)
ru	Russian Синяя линия (Чикаго)
simple	Simple English Blue Line (CTA)
th	Thai ชิคาโก แอล สายสีน้ำเงิน
zh	Chinese 芝加哥地铁蓝线

Best Rank

Simple English: #17308 05.2024

Global: #110781 01.2008

Best Rank

Simple English: #4549 06.2017

Global: #44827 03.2009

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The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information