Riversdale

Georgian mansion in Maryland, United States
Place mansion Q7338357
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Riversdale

Summary

Riversdale is a mansion[1]. Riversdale draws 69 Wikipedia views per month (mansion category, ranking #83 of 262).[2]

Key Facts

  • Riversdale is located in Riverdale Park[3].
  • Riversdale is in the country of United States[4].
  • Riversdale is on the continent of North America[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 {'globe': 'http://www.wikidata.org/entity/Q2', 'altitude': None, 'latitude': 38.9603, 'longitude': -76.9319, 'precision': 0.0001}[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:[email protected][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]. Riversdale is on the continent of North America[5].

Physical Characteristics

Areas include {'unit': 'http://www.wikidata.org/entity/Q857027', 'amount': '+9352'}[28] and {'unit': 'http://www.wikidata.org/entity/Q81292', 'amount': '+7.9500'}[29].

Designation and Status

Riversdale's instance of is recorded as 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 69 Wikipedia views per month (mansion category, ranking #83 of 262).[2]

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] . lib.umd.edu. Retrieved . lib.umd.edu. Provenance: wikidata.org.
  4. [7] . National Register Information System. Retrieved . wikidata.org.
  5. [8] . National Register Information System. Retrieved . wikidata.org.
  6. [9] . pgparks.com. Retrieved . pgparks.com. Provenance: wikidata.org.
  7. [10] . Maryland's National Register Properties. Retrieved . wikidata.org.
  8. [11] . mncppc.org. Retrieved . mncppc.org. Provenance: wikidata.org.
  9. [3] . National Register Information System. Retrieved . mncppc.org. Provenance: wikidata.org.
  10. [12] . National Register Information System. Retrieved . wikidata.org.
  11. [13] . National Register Information System. Retrieved . wikidata.org.
  12. [14] . pgparks.com. Retrieved . pgparks.com. Provenance: wikidata.org.
  13. [15] . pgparks.com. Retrieved . pgparks.com. Provenance: wikidata.org.
  14. [16] . Q12013. Retrieved . pgparks.com. Provenance: wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . Maryland's National Register Properties. Retrieved . lib.umd.edu. Provenance: wikidata.org.
  17. [19] . Maryland's National Register Properties. Retrieved . lib.umd.edu. Provenance: wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . mncppc.org. Retrieved . mncppc.org. Provenance: wikidata.org.
  21. [23] . mncppc.org. Retrieved . mncppc.org. Provenance: wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . mncppc.org. Retrieved . mncppc.org. Provenance: wikidata.org.
  25. [27] . Maryland's National Register Properties. Retrieved . wikidata.org.
  26. [30] . National Register Information System. Retrieved . wikidata.org.
  27. [28] . sdat.dat.maryland.gov. Retrieved . sdat.dat.maryland.gov. Provenance: wikidata.org.
  28. [29] . sdat.dat.maryland.gov. Retrieved . sdat.dat.maryland.gov. Provenance: 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.

📑 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 May 3, 2026, from https://4ort.xyz/entity/riversdale-q7338357
MLA “Riversdale.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 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: 2026-05-03}}
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 2026-05-03)

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. 9d 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.