Columbine High School massacre

school shooting at Columbine High School in Columbine, Colorado, United States on April 20, 1999
Event school_shooting Q473845
Columbine High School massacre
Columbine High School · Public Domain · Wikimedia
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Columbine High School massacre

Summary

Columbine High School massacre is a school shooting[1]. It ranks in the top 2% of school_shooting entities by monthly Wikipedia readership (50,865 views/month).[2]

Key Facts

  • Columbine High School massacre is located in Colorado[3].
  • Columbine High School massacre is located in Jefferson County[4].
  • Columbine High School massacre is in the country of United States[5].
  • Columbine High School massacre's instance of is recorded as school shooting[6].
  • Columbine High School massacre's instance of is recorded as mass shooting[7].
  • Columbine High School massacre's instance of is recorded as murder–suicide[8].
  • Columbine High School massacre's instance of is recorded as mass murder[9].
  • Columbine High School massacre took place at Columbine High School[10].
  • Columbine High School massacre took place at Columbine[11].
  • Columbine High School massacre's Commons category is recorded as Columbine High School massacre[12].
  • Columbine High School massacre's located in time zone is recorded as Mountain Time Zone[13].
  • Columbine High School massacre's armament is recorded as TEC-9[14].
  • Columbine High School massacre's armament is recorded as Hi-Point Carbine[15].
  • Columbine High School massacre's armament is recorded as sawn-off shotgun[16].
  • Columbine High School massacre's armament is recorded as sawn-off shotgun[17].
  • Columbine High School massacre occurred on April 20, 1999[18].
  • Columbine High School massacre's coordinate location is recorded as {'lat': 39.60333333333333, 'lon': -105.07472222222222}[19].
  • Columbine High School massacre's topic's main category is recorded as Category:Columbine High School massacre[20].
  • Columbine High School massacre resulted in {'amount': '+16'} deaths[21].
  • Columbine High School massacre caused {'amount': '+23'} injuries[22].
  • Columbine High School massacre's native label is recorded as {'lang': 'en', 'text': 'Columbine High School massacre'}[23].
  • Columbine High School massacre's number of perpetrators is recorded as {'amount': '+2'}[24].
  • Columbine High School massacre's medical evacuation to is recorded as Swedish Medical Center[25].
  • Columbine High School massacre's medical evacuation to is recorded as Lutheran Medical Center heliport[26].
  • Columbine High School massacre's medical evacuation to is recorded as University of Colorado Hospital[27].

Body

When and Where

Columbine High School massacre took place on April 20, 1999[18]. Recorded location include Columbine High School[10] and Columbine[11]. It is in the country of United States[5].

Context

Recorded instance of include school shooting[6], mass shooting[7], murder–suicide[8], and mass murder[9].

Outcome and Impact

Columbine High School massacre resulted in {'amount': '+16'} deaths[21]. It caused {'amount': '+23'} injuries[22].

Why It Matters

Columbine High School massacre ranks in the top 2% of school_shooting entities by monthly Wikipedia readership (50,865 views/month).[2] It has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[28] It is known by 72 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. [6] ↑ . wikidata.org.
  3. [7] ↑ . wikidata.org.
  4. [8] ↑ . wikidata.org.
  5. [9] ↑ . wikidata.org.
  6. [3] ↑ . wikidata.org.
  7. [4] ↑ . www2.census.gov. www2.census.gov. Provenance: wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . www2.census.gov. www2.census.gov. Provenance: wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . vpc.org. vpc.org. Provenance: wikidata.org.
  13. [15] ↑ . vpc.org. vpc.org. Provenance: wikidata.org.
  14. [16] ↑ . vpc.org. vpc.org. Provenance: wikidata.org.
  15. [17] ↑ . vpc.org. vpc.org. Provenance: 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] ↑ . acolumbinesite.com. acolumbinesite.com. Provenance: wikidata.org.
  24. [26] ↑ . acolumbinesite.com. acolumbinesite.com. Provenance: wikidata.org.
  25. [27] ↑ . acolumbinesite.com. acolumbinesite.com. Provenance: 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). Columbine High School massacre. Retrieved October 7, 2026, from https://4ort.xyz/entity/columbine-high-school-massacre
MLA “Columbine High School massacre.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 Oct. 2026, https://4ort.xyz/entity/columbine-high-school-massacre.
BibTeX @misc{4ortxyz_columbine-high-school-massacre_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Columbine High School massacre}}, year = {2026}, url = {https://4ort.xyz/entity/columbine-high-school-massacre}, note = {Accessed: 2026-10-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Columbine High School massacre — https://4ort.xyz/entity/columbine-high-school-massacre (retrieved 2026-10-07)

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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. 19w ago · Twofivesixbot bot · 2026-05-25 view diff on Wikidata ↗
    Local thumb → —
    "/* wbsetclaim-update-qualifiers:1||1|3 */ [[Property:P8189]]: 987007566526305171, mv to monolingual text names on J9U statements"
  2. 22w ago · RVA2869 · 2026-05-07 view diff on Wikidata ↗
    Country → United States
    Medical evacuation to → Swedish Medical Center, Lutheran Medical Center heliport, University of Colorado Hospital +2
    Point in time → —
    Located in → —
    + 19 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-statements-multiple-properties-update:0||2 */ Cleanup: split multiple reference URLs ([[User:Difool/WikidataCleanup]])"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.