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1 Cal Plaza

Los Angeles office building
Place Skyscraper Q2436941

Facts

13 properties

Identity

Instance of
skyscraper
Inception
1985[7]
Official website
www.1calplaza.com[9]

Location

Country
United States[3]
Coordinate location
🗺️ 34.052°, -118.251°[8]
Located in the administrative territorial entity
Los Angeles[2]

Population and size

Area
+991836[12]
More facts +6
Owned by
Beacon Capital Partners[5]
Architect
Arthur Erickson[4]
Floors above ground
+42[10]
Main building contractor
The Beck Group[6]
Number of elevators
+28[11]
Street address
300 South Grand Avenue, Los Angeles, CA, United States[13]
🏷️ Also known as
en 1 Cal Plaza en One California Plaza zh 加利福尼亞廣場一期
🔖 Identifiers · 8
Image (Wikimedia Commons)
One california plaza.jpg ↗
ArchINFORM project ID
31976
CTBUH Skyscraper Center building ID
2478
Emporis building ID
116596
Freebase ID
/m/02ry7sc
OpenStreetMap way ID
27475230
Structurae structure ID
20002169
Wolfram Language entity code
Entity["Building", "OneCaliforniaPlaza::fv47m"]

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections
Located in the administrative territorial entity 2
California, Los Angeles
Architect 1
Arthur Erickson
Country 1
United States
Instance of 1
skyscraper
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Summary

1 Cal Plaza is a skyscraper[1].

Related Entities

California Los Angeles United States

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [2] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . wikidata.org.
  12. [13] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. 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). 1 Cal Plaza. Retrieved November 11, 2026, from https://4ort.xyz/entity/1-cal-plaza
MLA “1 Cal Plaza.” 4ort.xyz Knowledge Graph, 4ort.xyz, 11 Nov. 2026, https://4ort.xyz/entity/1-cal-plaza.
BibTeX @misc{4ortxyz_1-cal-plaza_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{1 Cal Plaza}}, year = {2026}, url = {https://4ort.xyz/entity/1-cal-plaza}, note = {Accessed: 2026-11-11}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 1 Cal Plaza — https://4ort.xyz/entity/1-cal-plaza (retrieved 2026-11-11)

Canonical URL: https://4ort.xyz/entity/1-cal-plaza · 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. 9w ago · IdeasMagnet · 2026-09-05 view diff on Wikidata ↗
    OpenStreetMap way ID → 27475230
    "Created claim: OpenStreetMap way ID: 27475230, Adding OSM way id claim from wikidata tag on way/27475230 in United States"
  2. 22w ago · Numberguy6 · 2026-06-11 view diff on Wikidata ↗
    Located in the administrative territorial entity → Los Angeles
    "Removed claim: Located in the administrative territorial entity: California"
  3. 27w ago · Ikan · 2026-05-01 view diff on Wikidata ↗
    Floors above ground → 42
    Number of elevators → 28
    Architect → Arthur Erickson
    Area → 991,836
    + 9 other properties edited (see Wikidata diff for full list)
    "Created claim: Wolfram Language entity code: Entity["Building", "OneCaliforniaPlaza::fv47m"], batch #257096"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.