Dunsmuir House is a house in Oakland, California. Built in 1899, it was designed by Joshua Eugene Freeman, and is listed on the U.S. National Register of Historic Places.
Location: Oakland, California, United States
Verified facts
- Located in Oakland
confidence 75/100 · 3 independent sources · SRC-0845, SRC-0846, SRC-0849 - Built in 1899
confidence 75/100 · 3 independent sources · SRC-0845, SRC-0846, SRC-2909 - Designed by Joshua Eugene Freeman
confidence 80/100 · 4 independent sources · SRC-0845, SRC-0847, SRC-6014, SRC-6015 - Historic designation: National Register of Historic Places
confidence 75/100 · 3 independent sources · SRC-0848, SRC-0849, SRC-0845
Evidence & sources
- SRC-0845 — Historic American Landscapes Survey (HALS No. CA-21) — Dunsmuir Historic Estate, National Park Service, U.S. Department of the Interior (Tier 1, official_archive; retrieved June 2026)
- SRC-0846 — Visit Oakland — Dunsmuir-Hellman Historic Estate (Tier 3, institutional_page; retrieved June 2026)
- SRC-0847 — OldHomeFolks — Dunsmuir Hellman Historic Estate (Tier 3, directory; retrieved June 2026)
- SRC-0848 — Wikipedia — Dunsmuir House (Tier 3, encyclopedia; retrieved June 2026)
- SRC-0849 — KQED — Dunsmuir: The Oakland Mansion That Inspired Hollywood Nightmares (Tier 2, news; retrieved June 2026)
- SRC-2909 — Dunsmuir Hellman Historic Estate (City of Oakland Office of Parks and Recreation) — official estate site (Tier 1, official_archive; retrieved June 2026)
- SRC-6014 — Dunsmuir Hellman House — Clio (Tier 2, history_directory; retrieved June 2026)
- SRC-6015 — Dunsmuir Hellman House — Oakland LocalWiki (Tier 3, community_wiki; retrieved June 2026)
Photos
How we verify
Every fact above is independently corroborated by at least two reputable sources and
confidence-scored before publication. Claims that cannot clear that bar are withheld. We show the
street address only for non-residential public landmarks (museums, commercial and civic buildings,
publicly documented filming-location sites); the exact addresses of private residences and any
personal information are structurally barred from publication. Last reviewed June 2026.