Riversdale

Georgian mansion in Maryland, United States
Place plantation Q7338357
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Riversdale

Summary

Riversdale is a plantation[1]. Riversdale draws 34 Wikipedia views per month (plantation category, ranking #83 of 266).[2]

Key Facts

  • Riversdale is located in Riverdale Park[3].
  • Riversdale is in the country of United States[4].
  • Riversdale's instance of is recorded as plantation[5].
  • Riversdale's instance of is recorded as mansion[6].
  • Riversdale's architect is recorded as Henri-Joseph Stier d'Aertselaer[7].
  • Riversdale's architect is recorded as George Calvert[8].
  • Riversdale's maintained by is recorded as Prince George's County Department of Parks and Recreation[9].
  • Riversdale is owned by Charles Benedict Calvert[10].
  • Riversdale is owned by Maryland-National Capital Park and Planning Commission[11].
  • Riversdale's architectural style is recorded as Federal architecture[12].
  • Riversdale's architectural style is recorded as Georgian architecture[13].
  • Riversdale's postal code is recorded as 20737[14].
  • Riversdale is used for manor house[15].
  • Riversdale is used for historic house museum[16].
  • Riversdale's Commons category is recorded as Riversdale (Riverdale Park, Maryland)[17].
  • Riversdale's occupant is recorded as Rosalie Stier Calvert[18].
  • Riversdale's occupant is recorded as Charles Benedict Calvert[19].
  • 1801 marks the founding of Riversdale[20].
  • Riversdale's coordinate location is recorded as {'latitude': 38.9603, 'longitude': -76.9319}[21].
  • Riversdale's official website is recorded as https://www.pgparks.com/3023/Riversdale-House-Museum[22].
  • Riversdale's email address is recorded as mailto:riversdale@pgparks.com[23].
  • Riversdale's described at URL is recorded as http://www.riversdale.org/[24].
  • Riversdale's described at URL is recorded as https://www.lib.umd.edu/binaries/content/assets/public/special/projects/riversdale/riversdaleessays.pdf[25].
  • Riversdale's phone number is recorded as +1-301-864-0420[26].
  • Riversdale's heritage designation is recorded as National Historic Landmark[27].

Body

Geography

Riversdale is in the country of United States[4]. Riversdale is located in Riverdale Park[3].

Physical Characteristics

Areas include {'amount': '+9352'}[28] and {'amount': '+7.9500'}[29].

Designation and Status

Recorded instance of include plantation[5] and mansion[6]. Heritage statuses include National Historic Landmark[27] and National Register of Historic Places listed place[30].

History and Context

1801 marks the founding of Riversdale[20]. Owners include Charles Benedict Calvert[10], a politician[31], 1808–1864[32], of United States[33] and Maryland-National Capital Park and Planning Commission[11], a planning commission[34], in United States[35], founded in 1927[36], headquartered in Riverdale Park[37].

Why It Matters

Riversdale draws 34 Wikipedia views per month (plantation category, ranking #83 of 266).[2] Riversdale is known by 3 alternative names across languages and contexts.[38]

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. [3] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . 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] ↑ . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . wikidata.org.
  26. [30] ↑ . wikidata.org.
  27. [28] ↑ . wikidata.org.
  28. [29] ↑ . wikidata.org.

Inline context (facts about related entities)

  1. [31] ↑ . Wikidata. wikidata.org. → on this site
  2. [32] ↑ . Wikidata. wikidata.org. → on this site
  3. [33] ↑ . Wikidata. wikidata.org. → on this site
  4. [34] ↑ . Wikidata. wikidata.org. → on this site
  5. [35] ↑ . Wikidata. wikidata.org. → on this site
  6. [36] ↑ . Wikidata. wikidata.org. → on this site
  7. [37] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [38] ↑ . 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). Riversdale. Retrieved October 7, 2026, from https://4ort.xyz/entity/riversdale-q7338357
MLA “Riversdale.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 Oct. 2026, https://4ort.xyz/entity/riversdale-q7338357.
BibTeX @misc{4ortxyz_riversdale-q7338357_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Riversdale}}, year = {2026}, url = {https://4ort.xyz/entity/riversdale-q7338357}, note = {Accessed: 2026-10-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Riversdale — https://4ort.xyz/entity/riversdale-q7338357 (retrieved 2026-10-07)

Canonical URL: https://4ort.xyz/entity/riversdale-q7338357 · 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. 29d ago · IdeasMagnet · 2026-09-07 view diff on Wikidata ↗
    Openstreetmap way id → 615373760
    "/* wbsetclaim-create:2||1 */ [[Property:P10689]]: 615373760, Adding OSM way id claim from wikidata tag on way/615373760 in United States"
  2. 16w ago · RVA2869 · 2026-06-17 view diff on Wikidata ↗
    Foursquare city guide venue id → 4bcf09d068f976b00bea6683
    Architectural style → Federal architecture, Georgian architecture
    Snac ark id → w6nk8c3h
    Architect → Henri-Joseph Stier d'Aertselaer, George Calvert
    + 38 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/37008|batch #37008]]: Remove redundant P30 from buildings"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.