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Lake County

county in Illinois, United States
AdministrativeArea county_of_illinois Q484263
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Lake County

Summary

Lake County is a county of Illinois[1]. It ranks in the top 3% of county_of_illinois entities by monthly Wikipedia readership (142 views/month).[2]

Key Facts

  • Lake County was a member of GovAI Coalition[3].
  • Lake County is located in Illinois[4].
  • Lake County is in the country of United States[5].
  • Lake County's instance of is recorded as county of Illinois[6].
  • Lake County's capital is recorded as Waukegan[7].
  • Lake County's shares border with is recorded as Kenosha County[8].
  • Lake County's shares border with is recorded as Cook County[9].
  • Lake County's shares border with is recorded as McHenry County[10].
  • Lake County's shares border with is recorded as Allegan County[11].
  • Lake County's shares border with is recorded as Van Buren County[12].
  • Lake County's shares border with is recorded as Berrien County[13].
  • Lake Michigan is named after Lake County[14].
  • Lake County's contains the administrative territorial entity is recorded as Waukegan[15].
  • Lake County's contains the administrative territorial entity is recorded as Highwood[16].
  • Lake County's twinned administrative body is recorded as Warrington[17].
  • Lake County's Commons category is recorded as Lake County, Illinois[18].
  • March 1, 1839 marks the founding of Lake County[19].
  • Lake County's coordinate location is recorded as {'lat': 42.43, 'lon': -87.78}[20].
  • Lake County's official website is recorded as https://www.lakecountyil.gov/[21].
  • Lake County's topic's main category is recorded as Category:Lake County, Illinois[22].
  • Lake County has a population of {'amount': '+703462'}[23].
  • Lake County has a population of {'amount': '+704165'}[24].
  • Lake County has a population of {'amount': '+701052'}[25].
  • Lake County has a population of {'amount': '+701219'}[26].
  • Lake County has a population of {'amount': '+703019'}[27].

Body

Geography

Lake County is in the country of United States[5]. It is located in Illinois[4].

Physical Characteristics

Lake County covers an area of {'unit': 'Q712226', 'amount': '+3543'}[28]. Population counts include {'amount': '+703462'}[23], {'amount': '+704165'}[24], {'amount': '+701052'}[25], {'amount': '+701219'}[26], {'amount': '+703019'}[27], and {'amount': '+703910'}[29].

Designation and Status

Lake County's instance of is recorded as county of Illinois[6].

History and Context

March 1, 1839 marks the founding of Lake County[19]. Lake Michigan is named after it[14].

Why It Matters

Lake County ranks in the top 3% of county_of_illinois entities by monthly Wikipedia readership (142 views/month).[2] It has Wikipedia articles in 24 language editions, a strong signal of global cultural recognition.[30] It is known by 33 alternative names across languages and contexts.[31]

Related Entities

Illinois Lake Michigan United States

References

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

Direct Wikidata claims

  1. [5] ↑ . wikidata.org.
  2. [6] ↑ . lakecountyil.gov. lakecountyil.gov. Provenance: wikidata.org.
  3. [7] ↑ . wikidata.org.
  4. [8] ↑ . wikidata.org.
  5. [9] ↑ . wikidata.org.
  6. [10] ↑ . wikidata.org.
  7. [11] ↑ . wikidata.org.
  8. [12] ↑ . wikidata.org.
  9. [13] ↑ . wikidata.org.
  10. [4] ↑ . wikidata.org.
  11. [14] ↑ . wikidata.org.
  12. [15] ↑ . wikidata.org.
  13. [16] ↑ . wikidata.org.
  14. [17] ↑ . wikidata.org.
  15. [18] ↑ . wikidata.org.
  16. [3] ↑ . sanjoseca.gov. Retrieved . sanjoseca.gov. Provenance: wikidata.org.
  17. [19] ↑ . lakecountyil.gov. lakecountyil.gov. Provenance: wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . 2010 United States Census. Retrieved . census.gov. Provenance: wikidata.org.
  22. [24] ↑ . census.gov. census.gov. Provenance: wikidata.org.
  23. [25] ↑ . census.gov. census.gov. Provenance: wikidata.org.
  24. [26] ↑ . census.gov. census.gov. Provenance: wikidata.org.
  25. [27] ↑ . census.gov. census.gov. Provenance: wikidata.org.
  26. [29] ↑ . Population Estimates Program. census.gov. Provenance: wikidata.org.
  27. [28] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [30] ↑ . Wikidata sitelinks. wikidata.org.
  3. [31] ↑ . 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). Lake County. Retrieved October 3, 2026, from https://4ort.xyz/entity/lake-county-q484263
MLA “Lake County.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 Oct. 2026, https://4ort.xyz/entity/lake-county-q484263.
BibTeX @misc{4ortxyz_lake-county-q484263_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Lake County}}, year = {2026}, url = {https://4ort.xyz/entity/lake-county-q484263}, note = {Accessed: 2026-10-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Lake County — https://4ort.xyz/entity/lake-county-q484263 (retrieved 2026-10-03)

Canonical URL: https://4ort.xyz/entity/lake-county-q484263 · 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. 2d ago · Schekinov Alexey Victorovich · 2026-10-03 view diff on Wikidata ↗
    Sitelink count → 52
    Wikipedia languages → ['ar', 'arz', 'azb', 'bar', 'bg', 'bpy', 'cdo', 'ce', 'ceb', 'cy', 'de', 'el', '
    Claims rich → —
    "/* wbsetclaim-update:2||1|1 */ [[Property:P31]]: [[Q11812346]]"
  2. 4w ago · Theklan · 2026-09-04 view diff on Wikidata ↗
    P14687 → Data:US presidential elections by county/Lake County, Illino
    "/* wbsetclaim-create:2||1 */ [[Property:P14687]]: Data:US presidential elections by county/Lake County, Illinois.tab, Link US presidential election dataset (P14687, subject: United States presidential"
  3. 7w ago · RVA2869 · 2026-08-12 view diff on Wikidata ↗
    Located in time zone → —
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/46950|batch #46950]]: redundant value, already present at higher administrative level"
  4. 19w ago · Mxn · 2026-05-24 view diff on Wikidata ↗
    Umls cui → C3813636
    Member of → GovAI Coalition
    Taxonomicon id → 1805328
    Obo gazetteer id → 22225736
    "/* wbcreateclaim-create:1| */ [[Property:P463]]: [[Q138812596]], [[:toollabs:quickstatements/#/batch/258464|batch #258464]]"
  5. 20w ago · Mahir256 · 2026-05-13 view diff on Wikidata ↗
    Number of households → {'amount': '+248684'}
    Topic's main category → Category:Lake County, Illinois
    Population → —
    Inception → —
    + 32 other properties edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ [[Property:P1748]]: C108331, #quickstatements; #temporary_batch_1778695477825"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.