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O'Brien County

county in Iowa, United States
AdministrativeArea county_of_iowa Q491436
O'Brien County
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O'Brien County

Summary

O'Brien County is a county of Iowa[1]. It draws 52 Wikipedia views per month (county_of_iowa category, ranking #32 of 99).[2]

Key Facts

  • O'Brien County is located in Iowa[3].
  • O'Brien County is in the country of United States[4].
  • O'Brien County's instance of is recorded as county of Iowa[5].
  • O'Brien County's capital is recorded as Primghar[6].
  • O'Brien County's shares border with is recorded as Osceola County[7].
  • O'Brien County's shares border with is recorded as Cherokee County[8].
  • O'Brien County's shares border with is recorded as Lyon County[9].
  • O'Brien County's shares border with is recorded as Sioux County[10].
  • O'Brien County's shares border with is recorded as Plymouth County[11].
  • O'Brien County's shares border with is recorded as Dickinson County[12].
  • O'Brien County's shares border with is recorded as Clay County[13].
  • O'Brien County's shares border with is recorded as Buena Vista County[14].
  • William Smith O'Brien is named after O'Brien County[15].
  • O'Brien County's contains the administrative territorial entity is recorded as Primghar[16].
  • O'Brien County's Commons category is recorded as O'Brien County, Iowa[17].
  • 1851 marks the founding of O'Brien County[18].
  • O'Brien County's coordinate location is recorded as {'lat': 43.081388888889, 'lon': -95.626111111111}[19].
  • O'Brien County's official website is recorded as http://www.obriencounty.com[20].
  • O'Brien County's topic's main category is recorded as Category:O'Brien County, Iowa[21].
  • O'Brien County has a population of {'amount': '+14398'}[22].
  • O'Brien County has a population of {'amount': '+14400'}[23].
  • O'Brien County has a population of {'amount': '+14206'}[24].
  • O'Brien County has a population of {'amount': '+14185'}[25].
  • O'Brien County has a population of {'amount': '+14044'}[26].
  • O'Brien County has a population of {'amount': '+13984'}[27].

Body

Geography

O'Brien County is in the country of United States[4]. It is located in Iowa[3].

Physical Characteristics

O'Brien County covers an area of {'unit': 'Q712226', 'amount': '+1485'}[28]. It sits at an elevation of {'unit': 'Q11573', 'amount': '+464'}[29]. Population counts include {'amount': '+14398'}[22], {'amount': '+14400'}[23], {'amount': '+14206'}[24], {'amount': '+14185'}[25], {'amount': '+14044'}[26], and {'amount': '+13984'}[27].

Designation and Status

O'Brien County's instance of is recorded as county of Iowa[5].

History and Context

1851 marks the founding of O'Brien County[18]. William Smith O'Brien is named after it[15].

Why It Matters

O'Brien County draws 52 Wikipedia views per month (county_of_iowa category, ranking #32 of 99).[2] It has Wikipedia articles in 22 language editions, a strong signal of global cultural recognition.[30] It is known by 11 alternative names across languages and contexts.[31]

Related Entities

Iowa 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. [14] ↑ . wikidata.org.
  12. [3] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . 2010 United States Census. Retrieved . census.gov. Provenance: wikidata.org.
  21. [23] ↑ . census.gov. 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] ↑ . Population Estimates Program. census.gov. Provenance: wikidata.org.
  26. [29] ↑ . 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). O'Brien County. Retrieved May 3, 2026, from https://4ort.xyz/entity/o-brien-county
MLA “O'Brien County.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/o-brien-county.
BibTeX @misc{4ortxyz_o-brien-county_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{O'Brien County}}, year = {2026}, url = {https://4ort.xyz/entity/o-brien-county}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): O'Brien County — https://4ort.xyz/entity/o-brien-county (retrieved 2026-05-03)

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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. 9d ago · Mahir256 · 2026-05-13 view diff on Wikidata ↗
    Category of associated people → Category:People from O'Brien County, Iowa
    Capital → —
    Instance of → county of Iowa
    Inception → +1851-00-00T00:00:00Z
    + 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.