Home › Entities › county_of_illinois › DeKalb County

DeKalb County

county in Illinois, United States
AdministrativeArea county_of_illinois Q111613
Press Enter · cited answer in seconds

Summary

DeKalb County is a county of Illinois[1]. It draws 835 Wikipedia views per month (county of illinois category, ranking #15 of 102).[2]

Key Facts

  • Located in the administrative territorial entity: Illinois[3]
  • Country: United States[4]
  • Capital: Sycamore[5]
  • Shares border with: Winnebago County[6], LaSalle County[7], Boone County[8], McHenry County[9], Kane County[10], Kendall County[11], Lee County[12], Ogle County[13]
  • Named after: Johann de Kalb[14]
  • Commons category: DeKalb County, Illinois[15]
  • Inception: March 4, 1837[16]
  • Official website: http://dekalbcounty.org/[17]
  • Topic's main category: Category:DeKalb County, Illinois[18]
  • Population: 105,160[19], 105,111[20], 104,478[21], 104,622[22], 104,741[23], 104,352[24], 100,420[25]
  • List of monuments: National Register of Historic Places listings in DeKalb County[26]
  • Category for people born here: Category:Births in DeKalb County, Illinois[27]
  • Category for people who died here: Category:Deaths in DeKalb County, Illinois[28]
  • Number of households: 38,616[29]
  • Native label: DeKalb County[30]
  • NCI Thesaurus ID: C108301[31]
  • Category of associated people: Category:People from DeKalb County, Illinois[32]
  • Different from: DeKalb County[33]
  • Area: 1645 km²[34]
  • Water as percent of area: 0.5 percent[35]
  • Category for maps or plans: Category:Maps of DeKalb County, Illinois[36]
  • Located in the statistical territorial entity: Elgin metropolitan division[37]
  • Per capita income: 29,780 US dollars[38]
  • P14687: Data:US presidential elections by county/DeKalb County, Illinois.tab[39]

Why It Matters

DeKalb County has Wikipedia articles in 23 language editions, a strong signal of global cultural recognition.[40] It is known by 45 alternative names across languages and contexts.[41]

Related Entities

Corseul Illinois United States

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. [12] ↑ . wikidata.org.
  10. [13] ↑ . wikidata.org.
  11. [3] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . 2010 United States Census. Retrieved . census.gov. Provenance: wikidata.org.
  18. [20] ↑ . census.gov. census.gov. Provenance: wikidata.org.
  19. [21] ↑ . census.gov. census.gov. Provenance: wikidata.org.
  20. [22] ↑ . census.gov. census.gov. Provenance: wikidata.org.
  21. [23] ↑ . census.gov. census.gov. Provenance: wikidata.org.
  22. [24] ↑ . Population Estimates Program. census.gov. Provenance: wikidata.org.
  23. [25] ↑ . 2020 United States Census. Retrieved . data.census.gov. Provenance: wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . wikidata.org.
  26. [28] ↑ . wikidata.org.
  27. [29] ↑ . 2016–2020 American Community Survey. Retrieved . data.census.gov. Provenance: wikidata.org.
  28. [30] ↑ . wikidata.org.
  29. [31] ↑ . wikidata.org.
  30. [32] ↑ . wikidata.org.
  31. [33] ↑ . wikidata.org.
  32. [34] ↑ . wikidata.org.
  33. [35] ↑ . wikidata.org.
  34. [36] ↑ . wikidata.org.
  35. [37] ↑ . wikidata.org.
  36. [38] ↑ . 2016–2020 American Community Survey. Retrieved . data.census.gov. Provenance: wikidata.org.
  37. [39] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [40] ↑ . Wikidata sitelinks. wikidata.org.
  3. [41] ↑ . 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). DeKalb County. Retrieved October 15, 2026, from https://4ort.xyz/entity/dekalb-county-q111613
MLA “DeKalb County.” 4ort.xyz Knowledge Graph, 4ort.xyz, 15 Oct. 2026, https://4ort.xyz/entity/dekalb-county-q111613.
BibTeX @misc{4ortxyz_dekalb-county-q111613_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{DeKalb County}}, year = {2026}, url = {https://4ort.xyz/entity/dekalb-county-q111613}, note = {Accessed: 2026-10-15}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): DeKalb County — https://4ort.xyz/entity/dekalb-county-q111613 (retrieved 2026-10-15)

Canonical URL: https://4ort.xyz/entity/dekalb-county-q111613 · 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. 3h ago · Schekinov Alexey Victorovich · 2026-10-15 view diff on Wikidata ↗
    Wikipedia languages → ['ar', 'azb', 'bar', 'bg', 'bpy', 'cdo', 'ce', 'ceb', 'cy', 'de', 'el', 'en', 'e
    Claims rich → —
    "/* wbsetclaim-update:2||1|1 */ Instance of: county of Illinois"
  2. 5w ago · Theklan · 2026-09-04 view diff on Wikidata ↗
    P14687 → Data:US presidential elections by county/DeKalb County, Illi
    "/* wbsetclaim-create:2||1 */ P14687: Data:US presidential elections by county/DeKalb County, Illinois.tab, Link US presidential election dataset (P14687, subject: United States presidenti"
  3. 12w ago · Susmuffin · 2026-07-18 view diff on Wikidata ↗
    Harper's tag → de-kalb-county
    "/* wbsetclaim-create:1||1 */ Harper's tag: de-kalb-county, Matched to [[:toollabs:mix-n-match/#/entry/289918974|de kalb county (#289918974)]] in [[:toollabs:mix-n-match/#/catalog/7915|Harper's "
  4. 22w ago · Mahir256 · 2026-05-13 view diff on Wikidata ↗
    Shares border with → Winnebago County, LaSalle County, Boone County +5
    Named after → —
    Located in the administrative territorial entity → Illinois
    Area → {'unit': 'Q712226', 'amount': '+1645'}
    + 32 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/31546|batch #31546]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.