Fallingwater is an Organic landmark in Stewart Township, Pennsylvania. Built in 1937, it was designed by Frank Lloyd Wright, and is a National Historic Landmark. It is owned by Western Pennsylvania Conservancy.
Location: 1491 Mill Run Road, Stewart Township, Pennsylvania, United States
Verified facts
- Located in Mill Run, Stewart Township, Pennsylvania
confidence 75/100 · 3 independent sources · SRC-0031, SRC-0032, SRC-0033 - Designed by Frank Lloyd Wright
confidence 75/100 · 3 independent sources · SRC-0031, SRC-0034, SRC-0033 - Architectural style: Organic architecture
confidence 75/100 · 3 independent sources · SRC-0032, SRC-0034, SRC-0033 - Historic designation: National Historic Landmark; National Register of Historic Places; UNESCO World Heritage Site (The 20th-Century Architecture of Frank Lloyd Wright)
confidence 75/100 · 3 independent sources · SRC-0031, SRC-0032, SRC-0033 - Built in 1937
confidence 75/100 · 3 independent sources · SRC-0031, SRC-0044, SRC-0033
Ownership history
Current owner — Western Pennsylvania Conservancy (since 1963)
confidence 85/100 · SRC-13729, SRC-13730, SRC-13952
Current owner — Western Pennsylvania Conservancy (since 1963)
confidence 85/100 · SRC-13729, SRC-13730, SRC-13953
Evidence & sources
- SRC-0031 — NPS — NRHP/NHL Inventory-Nomination Form (Fallingwater) (Tier 1, official_archive; retrieved June 2026)
- SRC-0032 — Western Pennsylvania Conservancy — Fallingwater (official operator) (Tier 1, owner_statement; retrieved June 2026)
- SRC-0033 — Encyclopaedia Britannica — Fallingwater (Tier 3, encyclopedia; retrieved June 2026)
- SRC-0034 — ArchDaily — Frank Lloyd Wright's Fallingwater Reopens After Restoration (Tier 2, journalism; retrieved June 2026)
- SRC-0044 — ExplorePAHistory (PA Historical & Museum Commission / WITF) — Fallingwater marker (Tier 2, scholarship; retrieved June 2026)
- SRC-13729 — https://waterlandlife.org/fallingwater/ (Tier 1, reference; retrieved July 2026)
- SRC-13730 — https://en.wikipedia.org/wiki/Fallingwater (Tier 1, reference; retrieved July 2026)
- SRC-13952 — Pittsburgh Post-Gazette — The Kaufmann Legacy (Tier 2, reference; retrieved July 2026)
- SRC-13953 — Fallingwater.org (official site of Fallingwater) (Tier 1, reference; retrieved July 2026)
- SRC-4636 — Fallingwater (Western Pennsylvania Conservancy) (Tier 1, owner_organization; retrieved June 2026)
- SRC-4637 — VisitPittsburgh (Tier 2, tourism_board; retrieved June 2026)
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.
Plan Your Visit
Hours: Mid-March through Dec 31; daily except Wednesdays (and major holidays), ~8:30am-4:30pm
Admission: Varies by tour; Guided Architectural Tour is the standard option. In-Depth and specialty tours cost more. +6% nonrefundable processing fee
Frequently asked questions
Can you visit Fallingwater?
Yes — Fallingwater is open to the public. Hours: Mid-March through Dec 31; daily except Wednesdays (and major holidays), ~8:30am-4:30pm. Admission: Varies by tour; Guided Architectural Tour is the standard option. In-Depth and specialty tours cost more. +6% nonrefundable processing fee.
Who designed Fallingwater?
Fallingwater was designed by Frank Lloyd Wright.
Where is Fallingwater located?
Fallingwater is located in Stewart Township, Pennsylvania.